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A2 adjective #3,000 最常用 13分钟阅读

eficiente

开始练习 例句 笔记与提示 eficiente 30秒了解
解析 eficiente in your Level:
At the absolute beginner A1 level of learning the Portuguese language, students are primarily focused on building a foundational vocabulary of essential, everyday words that allow them to navigate basic social interactions and express simple needs. The word eficiente is often introduced relatively early in the learning process, largely because it is a very strong and recognizable cognate for speakers of English and many other Romance languages. Because the spelling and the core meaning are so incredibly similar to the English word 'efficient', A1 learners can usually guess its meaning immediately without needing a dictionary, which provides a wonderful boost of confidence. At this introductory stage, teachers typically encourage students to use this adjective in very simple, straightforward sentence structures, primarily using the verb 'ser' (to be) to describe common objects, machines, or people in their immediate environment. For example, a beginner might learn to say 'O carro é eficiente' (The car is efficient) or 'O meu telefone é eficiente' (My phone is efficient). The grammatical simplicity of the word is also a major advantage for A1 learners; because it ends in the letter 'e', students do not have to worry about changing the ending to match masculine or feminine nouns, which eliminates one of the most common sources of early grammatical errors in Portuguese. They only need to remember to add an 's' for plural nouns, such as 'Os carros são eficientes'. While their understanding of the deeper nuances and the distinction between this word and similar terms might be limited at this stage, mastering the basic recognition, pronunciation, and simple application of this cognate is a crucial first step in building a robust and functional Portuguese vocabulary.
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As learners progress to the A2 elementary level, their ability to communicate in Portuguese expands significantly, allowing them to engage in more detailed conversations about their daily routines, personal preferences, and immediate surroundings. At this crucial stage, the usage of the adjective eficiente becomes much more frequent, practical, and contextualized. A2 students are no longer just identifying objects; they are actively describing how well things work and expressing their basic opinions about the quality of services and products. In the classroom, learners practice using this word to compare different modes of transportation, discuss household chores, or evaluate simple workplace scenarios. For instance, an A2 student might construct a sentence like 'Eu prefiro o comboio porque é mais eficiente que o autocarro' (I prefer the train because it is more efficient than the bus), utilizing basic comparative structures. They also begin to pair the adjective with common adverbs of intensity to add nuance to their descriptions, learning to say 'muito eficiente' (very efficient) or 'pouco eficiente' (not very efficient). Furthermore, A2 learners start to encounter this word in authentic, everyday reading materials, such as simple product advertisements, basic instructional manuals, or short online reviews, where efficiency is highlighted as a positive feature. Teachers at this level also begin to gently introduce the concept that 'eficiente' is about saving time and energy, helping students move beyond a simple direct translation and start grasping the cultural and practical implications of the word in Portuguese-speaking societies. By the end of the A2 level, students should feel entirely comfortable and confident using this essential adjective to describe the functionality and performance of the people, machines, and systems they interact with on a daily basis.
Reaching the B1 intermediate level marks a significant milestone in a language learner's journey, as they transition from basic survival communication to expressing more complex ideas, opinions, and abstract concepts. At this stage, the use of the word eficiente becomes significantly more sophisticated and deeply integrated into broader conversational topics. B1 students are expected to use this adjective confidently in discussions related to professional environments, education, technology, and societal issues. They can articulate why a particular study method is 'mais eficiente' for their learning style, or discuss the importance of having 'funcionários eficientes' in a successful business. Grammatically, B1 learners are comfortable using the word in a variety of syntactic structures, including complex sentences with subordinate clauses, such as 'Acredito que o novo sistema será eficiente se todos colaborarem' (I believe the new system will be efficient if everyone collaborates). It is also at this intermediate level that teachers explicitly and thoroughly address the crucial distinction between 'eficiente' (efficient - doing things right) and 'eficaz' (effective - doing the right things). B1 students engage in exercises and role-plays designed specifically to practice choosing the correct word based on the nuanced context of the situation, thereby eliminating a very common source of error. Additionally, learners at this level begin to actively use the adverbial form 'eficientemente' (efficiently) to describe the manner in which actions are performed, adding another layer of descriptive capability to their spoken and written Portuguese. Through consistent practice in debates, presentations, and essay writing, B1 students solidify their mastery of this vocabulary item, using it as a key tool to articulate their thoughts on optimization, productivity, and resource management with increasing fluency and precision.
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At the B2 upper-intermediate level, learners possess a high degree of fluency and can communicate with native speakers with a significant level of spontaneity and ease. Consequently, their use of the word eficiente reflects a deep, nuanced understanding of its implications across a wide spectrum of complex and abstract topics. B2 students frequently employ this term in detailed discussions regarding economics, environmental sustainability, corporate strategy, and public policy. They are capable of reading and fully comprehending authentic news articles, opinion pieces, and professional reports that analyze the 'eficiência energética' (energy efficiency) of new technologies or the 'eficiência operacional' (operational efficiency) of large organizations. In their own spoken and written production, B2 learners use the word to construct sophisticated arguments and defend their viewpoints. For example, they might argue, 'A implementação de painéis solares é uma medida altamente eficiente para combater as alterações climáticas a longo prazo' (The implementation of solar panels is a highly efficient measure to combat climate change in the long term). They seamlessly integrate the adjective with a wide range of advanced vocabulary, collocations, and idiomatic expressions. Furthermore, B2 students demonstrate a complete mastery of the distinction between 'eficiente' and 'eficaz', using both terms accurately and naturally within the same conversation to highlight different aspects of performance and success. They also understand the subtle stylistic differences regarding adjective placement, knowing when it might be appropriate to place the adjective before the noun for rhetorical emphasis in a formal presentation or written essay. At this advanced stage, the word is no longer just a vocabulary item to be memorized; it is an active, essential component of their linguistic repertoire, allowing them to engage deeply with complex ideas in the Portuguese-speaking world.
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The C1 advanced level represents a stage of near-native proficiency, where learners can express themselves fluently, spontaneously, and precisely in almost any social, academic, or professional context. At this elite level, the usage of the word eficiente is characterized by absolute grammatical accuracy, profound semantic understanding, and a high degree of stylistic flexibility. C1 speakers utilize this term effortlessly in highly specialized domains, such as engineering, computer science, advanced business management, and academic research. They can engage in complex, abstract debates about systemic efficiency, algorithmic optimization, and macroeconomic productivity, using the word to articulate highly nuanced arguments. For instance, a C1 speaker might write a comprehensive academic paper analyzing how 'políticas públicas eficientes' (efficient public policies) can mitigate social inequality without overburdening the state budget. They are completely comfortable with all derived forms of the word, including nouns like 'eficiência' (efficiency) and 'ineficiência' (inefficiency), and adverbs like 'eficientemente' (efficiently) and 'ineficientemente' (inefficiently), weaving them naturally into their discourse. Furthermore, C1 learners possess a deep cultural awareness of how the concept of efficiency is perceived and valued in different Portuguese-speaking societies, allowing them to adapt their tone and register accordingly. They can use the word sarcastically or ironically if the context demands it, demonstrating a mastery of pragmatic language use. The distinction between 'eficiente' and 'eficaz' is entirely internalized, and they can explain the difference to lower-level learners with clarity and precision. At the C1 level, the word is utilized with the exact same naturalness, intuition, and sophisticated nuance as an educated native speaker, serving as a powerful tool for precise and articulate communication.
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At the ultimate C2 mastery level, the learner's command of the Portuguese language is indistinguishable from that of a highly educated native speaker. The use of the word eficiente at this pinnacle of language acquisition goes far beyond mere communication; it is about stylistic elegance, rhetorical power, and profound literary appreciation. C2 speakers can employ this adjective in the most demanding and complex linguistic situations, from drafting intricate legal contracts and high-level corporate strategies to writing sophisticated literary critiques and philosophical essays. They understand the deepest etymological roots of the word and can play with its meaning to create subtle rhetorical effects. In academic and professional writing, they use it to construct flawlessly structured arguments regarding systemic optimization, utilizing an extensive vocabulary of highly specialized collocations and related terminology. A C2 speaker might effortlessly produce a sentence like, 'A otimização algorítmica revelou-se não apenas funcionalmente eficaz, mas também estruturalmente eficiente, minimizando a latência computacional de forma sem precedentes.' They are masters of register, knowing exactly when to use the word in a formal, objective manner and when to employ it with subtle irony or cultural resonance in a more literary context. They can seamlessly navigate the historical evolution of the concept of efficiency within Portuguese-speaking cultures, understanding how industrialization and modern technology have shaped the word's current usage. At the C2 level, there is absolutely no hesitation, no grammatical doubt, and no semantic confusion; the word 'eficiente' is a fully integrated, deeply understood, and masterfully wielded instrument in their vast and sophisticated linguistic arsenal, allowing them to express the most complex and abstract thoughts with unparalleled precision, beauty, and native-like perfection.
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开始练习 例句 笔记与提示

eficiente 30秒了解

  • Means doing things without wasting time or resources.
  • Used for people, machines, and abstract systems.
  • Invariable in gender (ends in 'e'), add 's' for plural.
  • Do not confuse with 'eficaz' (effective/successful).
The Portuguese adjective eficiente is an incredibly important and highly versatile word that every single learner of the Portuguese language absolutely must know and understand completely. When we talk about this specific word, we are referring to the fundamental concept of achieving maximum productivity, optimal performance, and the best possible results while simultaneously ensuring that there is absolutely minimum wasted effort, time, energy, or financial expense involved in the process. In both personal and professional contexts, being described as someone who possesses this quality is considered a very high compliment, as it indicates competence, reliability, and a strong work ethic.

O meu novo computador é extremamente eficiente e rápido.

Furthermore, this concept extends far beyond just human behavior and personal work habits; it is extensively used to describe machines, systems, algorithms, vehicles, and organizational processes that operate smoothly without unnecessary friction or loss of resources. For instance, when purchasing household appliances such as refrigerators, washing machines, or air conditioning units, consumers actively look for models that are highly rated in this regard to save money on their monthly electricity bills and reduce their overall environmental footprint.
Linguistic Origin
The word originates directly from the Latin term 'efficiens', which carries the meaning of accomplishing or executing a task successfully.
Understanding the profound nuances of this vocabulary item allows language learners to express complex ideas regarding optimization and performance in a natural, native-like manner. It is a cornerstone term in modern business Portuguese, frequently appearing in corporate meetings, performance reviews, project management discussions, and strategic planning sessions.

Precisamos de um método mais eficiente para resolver este problema.

Additionally, in the context of environmental sustainability, which is a topic of growing global importance, this word is constantly utilized to discuss renewable energy sources, waste reduction strategies, and eco-friendly technologies that aim to protect our planet for future generations.
Core Concept
Doing things right, minimizing waste, and maximizing output.
When you are constructing sentences, you will typically place this adjective immediately after the noun it modifies, following the standard syntactic rules of the Portuguese language, although it can occasionally precede the noun in highly literary or deeply emotional contexts to provide special stylistic emphasis.

A secretária é uma funcionária muito eficiente.

To truly master this vocabulary word, you must practice using it in various daily scenarios, such as describing your study habits, evaluating the public transportation system in your city, or discussing the performance of your favorite sports team.

O transporte público nesta cidade não é muito eficiente.

Common Usage
Frequently paired with adverbs of intensity like 'muito', 'pouco', 'altamente', and 'extremamente'.
By consistently incorporating this essential adjective into your daily vocabulary practice, you will significantly elevate your overall fluency and conversational competence.

Um motor eficiente consome menos combustível.

In conclusion, mastering this specific lexical item is a crucial step forward in your ongoing journey to achieve complete proficiency in the beautiful and rich Portuguese language.
Using the adjective eficiente correctly in everyday Portuguese conversation and written communication requires a solid understanding of basic grammatical rules, syntactic placement, and appropriate contextual application. First and foremost, as a fundamental rule of Portuguese grammar, adjectives must always agree in number with the noun they are modifying. Because this particular adjective ends in the vowel 'e', it is beautifully simple to use regarding gender: it remains exactly the same whether it is describing a masculine noun or a feminine noun. For example, you would say 'um carro eficiente' (a masculine noun) and 'uma máquina eficiente' (a feminine noun) without changing the ending of the adjective whatsoever. However, when you are dealing with plural nouns, you must remember to add an 's' to the end of the word, transforming it into 'eficientes'. Therefore, you would say 'carros eficientes' and 'máquinas eficientes'. This invariable gender characteristic makes it a very friendly and accessible word for beginner and intermediate learners who are still mastering the complexities of Portuguese noun-adjective agreement. Regarding its position within a sentence, this adjective overwhelmingly follows the noun it modifies in standard, everyday usage. Placing it after the noun provides a direct, objective description of the noun's qualities. For instance, saying 'um funcionário eficiente' objectively states that the employee possesses the quality of working with minimal waste and maximum productivity. While it is grammatically possible to place the adjective before the noun, such as 'um eficiente funcionário', this inversion is generally reserved for literary texts, formal speeches, or situations where the speaker wishes to place a strong, subjective, or emotional emphasis on the quality itself rather than the person. In daily conversation, sticking to the post-noun placement is always the safest and most natural-sounding choice. Furthermore, this adjective is frequently modified by various adverbs of intensity to express different degrees of productivity or performance. You will commonly hear native speakers use phrases like 'muito eficiente' (very efficient), 'pouco eficiente' (not very efficient), 'extremamente eficiente' (extremely efficient), and 'altamente eficiente' (highly efficient). These adverbial pairings are essential for adding nuance and precision to your descriptions. In professional and academic environments, you might also encounter it used in comparative and superlative structures. For example, 'Este software é mais eficiente do que o anterior' (This software is more efficient than the previous one) or 'Este é o método mais eficiente de todos' (This is the most efficient method of all). It is also worth noting that this adjective can be easily transformed into an adverb by adding the suffix '-mente', resulting in the word 'eficientemente' (efficiently), which is used to describe how an action is performed rather than describing a noun. For example, 'Ela resolveu o problema eficientemente' (She solved the problem efficiently). By paying close attention to these grammatical rules, syntactic patterns, and common collocations, you will be able to seamlessly integrate this crucial vocabulary word into your spoken and written Portuguese, allowing you to express your thoughts on productivity, performance, and optimization with clarity, accuracy, and native-like fluency in a wide variety of social, academic, and professional situations.
The word eficiente is absolutely ubiquitous in the modern Portuguese language, and as a learner, you will encounter it in a vast array of different contexts, ranging from casual everyday conversations to highly formal professional and academic environments. One of the most common places you will hear this word is in the workplace and corporate settings. In business environments, productivity and optimization are paramount, so managers, executives, and human resources professionals frequently use this term during performance evaluations, team meetings, and strategic planning sessions. You might hear a boss praising a team member by saying they are an 'empregado muito eficiente', or a project manager discussing the need to implement 'processos mais eficientes' to meet upcoming deadlines and reduce operational costs. Another incredibly common context where this word appears is in the realm of technology and consumer electronics. When people are shopping for new smartphones, computers, or household appliances, the concept of efficiency is a major selling point. Salespeople and marketing materials will constantly highlight how a particular device has a 'processador eficiente' or how a washing machine is 'eficiente em termos de energia'. In fact, energy efficiency has become a critical topic in modern society due to growing environmental concerns, so you will frequently hear this word in news reports, documentaries, and political debates regarding sustainability, renewable energy sources, and climate change mitigation strategies. Politicians and environmentalists often advocate for 'soluções energéticas eficientes' to reduce carbon footprints and protect the environment. Furthermore, you will regularly encounter this adjective in everyday discussions about public services and infrastructure. Citizens often complain about or praise the performance of their local government by describing the public transportation system, the healthcare network, or the postal service as either 'eficiente' or 'pouco eficiente'. For example, someone might say, 'O sistema de metrô nesta cidade é incrivelmente eficiente e pontual'. In the context of education and personal development, teachers and students frequently use this word to discuss study habits, learning methodologies, and time management techniques. A teacher might advise their students to adopt 'métodos de estudo mais eficientes' to improve their grades and retain information better. Even in casual social settings, you might hear friends discussing the most 'eficiente' way to clean a house, organize a party, or travel from one city to another. The versatility of this word means that it seamlessly crosses the boundaries between different registers of speech, making it equally appropriate for a formal academic essay, a professional business email, or a relaxed chat with friends at a local café. By familiarizing yourself with these diverse contexts and paying attention to how native speakers utilize this word in their daily lives, you will develop a deep, intuitive understanding of its cultural and practical significance, enabling you to use it naturally and confidently whenever you need to discuss the concepts of productivity, performance, optimization, and resource management in the Portuguese language.
When learning and utilizing the Portuguese adjective eficiente, students frequently encounter a few specific pitfalls and common mistakes that can hinder their fluency and cause confusion in communication. By far the most prevalent and significant mistake that learners make is confusing this word with its close linguistic cousin, 'eficaz'. While both words relate to achieving goals and are often translated into English as 'effective' or 'efficient', they possess distinct and crucial differences in meaning that native speakers intuitively understand. 'Eficiente' refers specifically to the process of doing things the right way, minimizing waste, and maximizing productivity. It is about the 'how'. On the other hand, 'eficaz' refers to doing the right things, achieving the desired final result, regardless of the resources consumed. It is about the 'what'. For example, a machine might be 'eficaz' because it successfully produces a product, but if it consumes a massive amount of electricity and breaks down frequently, it is not 'eficiente'. Conversely, a worker might be highly 'eficiente' at organizing files quickly, but if those files are the wrong ones for the project, their work is not 'eficaz'. Mixing up these two concepts is a classic error that can lead to misunderstandings in professional and academic contexts. Another common grammatical mistake involves incorrect noun-adjective agreement, particularly regarding pluralization. Because the word ends in an 'e' and is invariable in gender, learners sometimes mistakenly assume it is also invariable in number, forgetting to add the necessary 's' when modifying plural nouns. Saying 'os carros eficiente' instead of the correct 'os carros eficientes' is a frequent error among beginners that immediately marks them as non-native speakers. Additionally, learners often struggle with the correct placement of the adjective within the sentence structure. Influenced by English syntax, where adjectives almost always precede the noun, English-speaking learners might naturally say 'um eficiente sistema' instead of the standard and much more natural-sounding 'um sistema eficiente'. While placing the adjective before the noun is not strictly grammatically incorrect in Portuguese, it alters the tone, making it sound overly poetic, literary, or emotionally charged, which is usually inappropriate for everyday conversational contexts. Furthermore, some learners make the mistake of overusing this word when other, more specific adjectives might be more appropriate. For instance, while you can describe a person who learns quickly as 'eficiente', it might be more natural to describe them as 'inteligente' or 'perspicaz'. Relying too heavily on a single vocabulary word can make your speech sound repetitive and robotic. Finally, learners sometimes struggle with the pronunciation of the word, particularly the nasal vowel sound in the middle ('en') and the unstressed final 'e', which in many dialects of European Portuguese is pronounced almost like a silent 'e' or a very short 'i', whereas in Brazilian Portuguese it is often pronounced more clearly as an 'i' sound. Failing to master these subtle phonetic nuances can affect your overall accent and comprehensibility. By actively studying these common mistakes, practicing the distinction between 'eficiente' and 'eficaz', ensuring proper plural agreement, mastering syntactic placement, expanding your vocabulary repertoire, and refining your pronunciation, you can avoid these frequent pitfalls and use this essential Portuguese adjective with the confidence, accuracy, and elegance of a native speaker.
Expanding your vocabulary beyond a single target word is an absolutely essential strategy for achieving true fluency and expressive richness in the Portuguese language. When discussing the concept of being eficiente, there are numerous synonyms, related terms, and nuanced alternatives that you can employ to add variety, precision, and depth to your communication. As previously discussed in detail, the most closely related word, which is also the most frequently confused, is 'eficaz' (effective). While 'eficiente' focuses on the optimization of the process and the minimization of wasted resources, 'eficaz' focuses squarely on the successful achievement of the desired outcome or final goal. Understanding and mastering the subtle distinction between these two terms is a hallmark of advanced Portuguese proficiency. Another excellent and highly common synonym is 'produtivo' (productive). This word is particularly useful in workplace contexts, agricultural settings, and discussions about economic output. When you describe an employee, a factory, or a specific work methodology as 'produtivo', you are emphasizing their ability to generate a large quantity of high-quality results or output within a given timeframe. If you want to focus on the speed and swiftness of an action or process, the adjective 'rápido' (fast or quick) is a very common and simple alternative. While 'rápido' does not inherently imply the minimization of waste that 'eficiente' does, the two concepts are often closely linked in modern society, where time is considered a valuable resource. In professional and personal evaluations, the word 'competente' (competent) is frequently used to describe someone who possesses the necessary skills, knowledge, and ability to perform a task successfully and efficiently. Calling someone 'competente' is a strong compliment regarding their professional capabilities. Another related term is 'capaz' (capable), which emphasizes a person's inherent ability or potential to achieve a goal. For describing tools, methods, or advice, the word 'útil' (useful) is a great alternative. An 'útil' tool is one that serves a practical purpose and helps you accomplish a task, which often aligns with the concept of efficiency. In more formal or academic contexts, you might encounter the word 'operante' (operative or working), which describes a system or machine that is functioning properly and doing its job. If you are discussing the optimization of resources, particularly financial ones, the word 'económico' (economical) is highly relevant. An 'económico' car is one that uses fuel efficiently, thereby saving money. Finally, the word 'prático' (practical) is often used to describe solutions, methods, or people that are focused on real-world application and straightforward results, avoiding unnecessary theoretical complications. By incorporating this diverse array of synonyms and related terms into your active vocabulary, you will be able to express your thoughts with much greater nuance, adapt your language to different social and professional registers, avoid repetitive speech patterns, and communicate your ideas about productivity, performance, and optimization with the sophisticated flair of a highly proficient Portuguese speaker.

How Formal Is It?

难度评级

需要掌握的语法

Adjective placement (post-nominal)

Invariable adjectives ending in -e

Pluralization of words ending in vowels

Formation of adverbs with -mente

Comparatives (mais... do que)

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按水平分级的例句

1

O carro é eficiente.

The car is efficient.

Uses the basic verb 'ser' (to be) with a masculine singular noun.

2

A máquina é eficiente.

The machine is efficient.

Shows that the adjective 'eficiente' does not change for feminine nouns.

3

Ele é muito eficiente.

He is very efficient.

Introduces the common intensifier 'muito' (very).

4

O meu telefone é eficiente.

My phone is efficient.

Used with a possessive pronoun 'meu'.

5

Os carros são eficientes.

The cars are efficient.

Demonstrates the plural form by adding 's'.

6

Ela não é eficiente.

She is not efficient.

Basic negative sentence structure using 'não'.

7

O comboio é eficiente.

The train is efficient.

Common vocabulary for transportation.

8

Este método é eficiente.

This method is efficient.

Used with the demonstrative pronoun 'este'.

1

O novo motor do carro é bastante eficiente.

The car's new engine is quite efficient.

Uses 'bastante' (quite/rather) to modify the adjective.

2

Precisamos de um sistema mais eficiente no escritório.

We need a more efficient system in the office.

Introduces the comparative form 'mais eficiente'.

3

A secretária organiza os documentos de forma eficiente.

The secretary organizes the documents in an efficient way.

Uses the phrase 'de forma eficiente' to act as an adverb.

4

Comprar eletrodomésticos eficientes ajuda a poupar dinheiro.

Buying efficient appliances helps to save money.

Plural agreement with 'eletrodomésticos'.

5

O transporte público nesta cidade não é muito eficiente.

Public transport in this city is not very efficient.

Describing public services, a common A2 topic.

6

Ela é a funcionária mais eficiente da loja.

She is the most efficient employee in the store.

Uses the superlative structure 'a mais eficiente'.

7

Acho que estudar de manhã é mais eficiente para mim.

I think studying in the morning is more efficient for me.

Expressing personal opinions and preferences.

8

Eles procuram uma solução eficiente para o problema.

They are looking for an efficient solution to the problem.

Common collocation: 'solução eficiente'.

1

Para aumentar os lucros, a empresa precisa de ser mais eficiente.

To increase profits, the company needs to be more efficient.

Used in a business context with infinitive verbs.

2

Embora o plano seja bom, a sua execução não foi eficiente.

Although the plan is good, its execution was not efficient.

Contrasting ideas using 'embora' (although).

3

O governo prometeu implementar medidas energéticas mais eficientes.

The government promised to implement more efficient energy measures.

Vocabulary related to environment and politics.

4

É importante distinguir entre ser eficiente e ser eficaz no trabalho.

It is important to distinguish between being efficient and being effective at work.

Explicitly contrasting 'eficiente' and 'eficaz'.

5

Se usarmos este software, o nosso trabalho será incrivelmente eficiente.

If we use this software, our work will be incredibly efficient.

First conditional sentence structure with 'se'.

6

A nova gestora implementou processos altamente eficientes na fábrica.

The new manager implemented highly efficient processes in the factory.

Uses the strong adverb 'altamente' (highly).

7

Eles resolveram o problema técnica e eficientemente.

They solved the problem technically and efficiently.

Using the adverbial form 'eficientemente'.

8

Não creio que essa seja a maneira mais eficiente de estudar para o exame.

I don't believe that is the most efficient way to study for the exam.

Subjunctive mood triggered by 'Não creio que'.

1

A transição para uma economia de baixo carbono exige tecnologias extremamente eficientes.

The transition to a low-carbon economy requires extremely efficient technologies.

Complex vocabulary related to macroeconomics and environment.

2

A eficiência de um algoritmo mede-se pela rapidez com que processa grandes volumes de dados.

The efficiency of an algorithm is measured by the speed at which it processes large volumes of data.

Using the noun form 'eficiência' in a technical context.

3

Apesar dos cortes orçamentais, o departamento conseguiu manter-se notavelmente eficiente.

Despite the budget cuts, the department managed to remain remarkably efficient.

Advanced adverb 'notavelmente' and complex preposition 'Apesar de'.

4

O relatório sublinha a necessidade de alocar os recursos de forma mais eficiente e equitativa.

The report highlights the need to allocate resources more efficiently and equitably.

Formal business/academic register.

5

Uma liderança eficiente não se baseia apenas na autoridade, mas na capacidade de inspirar a equipa.

Efficient leadership is not based solely on authority, but on the ability to inspire the team.

Abstract discussion of leadership qualities.

6

Caso o sistema não se revele eficiente, teremos de repensar toda a estratégia operacional.

If the system does not prove to be efficient, we will have to rethink the entire operational strategy.

Future subjunctive 'Caso... não se revele'.

7

A otimização da cadeia de abastecimento tornou a distribuição de produtos muito mais eficiente.

The optimization of the supply chain made the distribution of products much more efficient.

Specialized logistics vocabulary.

8

É imperativo que encontremos uma alternativa eficiente aos combustíveis fósseis nas próximas décadas.

It is imperative that we find an efficient alternative to fossil fuels in the coming decades.

Subjunctive triggered by impersonal expression 'É imperativo que'.

1

A reestruturação corporativa visou primordialmente tornar a máquina burocrática menos pesada e mais eficiente.

The corporate restructuring aimed primarily to make the bureaucratic machine less cumbersome and more efficient.

Highly formal vocabulary ('visou primordialmente').

2

O debate académico centrou-se na dicotomia entre mercados eficientes e a necessidade de regulação estatal.

The academic debate centered on the dichotomy between efficient markets and the need for state regulation.

Academic register discussing economic theory.

3

A sua prosa é notável por ser incrivelmente eficiente; ele consegue transmitir emoções complexas com uma economia de palavras invejável.

His prose is notable for being incredibly efficient; he manages to convey complex emotions with an enviable economy of words.

Using 'eficiente' in a literary/artistic context.

4

A falácia de que a privatização conduz invariavelmente a serviços mais eficientes foi amplamente contestada no simpósio.

The fallacy that privatization invariably leads to more efficient services was widely contested at the symposium.

Complex sentence structure expressing abstract political concepts.

5

Para que a inteligência artificial seja verdadeiramente eficiente, os dados de treino devem ser isentos de vieses cognitivos.

For artificial intelligence to be truly efficient, the training data must be free of cognitive biases.

Advanced technological and philosophical vocabulary.

6

A alocação eficiente de capital é a pedra angular de qualquer sistema financeiro robusto e sustentável.

The efficient allocation of capital is the cornerstone of any robust and sustainable financial system.

Financial sector terminology ('alocação de capital').

7

Ainda que a medida pareça eficiente a curto prazo, as suas ramificações a longo prazo podem ser desastrosas.

Even though the measure seems efficient in the short term, its long-term ramifications could be disastrous.

Concessive clause 'Ainda que' with subjunctive.

8

O arquiteto desenhou um edifício termicamente eficiente, integrando princípios de design passivo e materiais inovadores.

The architect designed a thermally efficient building, integrating passive design principles and innovative materials.

Technical architectural vocabulary.

1

A premissa da hipótese do mercado eficiente postula que os preços dos ativos refletem instantaneamente toda a informação disponível.

The premise of the efficient-market hypothesis postulates that asset prices instantly reflect all available information.

Citing specific academic theories (Efficient-market hypothesis).

2

A elegância daquela demonstração matemática reside na sua eficiência implacável, dispensando qualquer axioma supérfluo.

The elegance of that mathematical proof lies in its relentless efficiency, dispensing with any superfluous axiom.

Literary and highly abstract use of the concept.

3

O estadista argumentou que a verdadeira eficiência governamental não se mede pelo corte cego de despesas, mas pela maximização do bem-estar social por euro investido.

The statesman argued that true governmental efficiency is not measured by the blind cutting of expenses, but by the maximization of social welfare per euro invested.

Complex political philosophy and rhetoric.

4

A sinergia entre os departamentos resultou numa matriz operacional de tal modo eficiente que os custos marginais se aproximaram de zero.

The synergy between the departments resulted in an operational matrix so efficient that marginal costs approached zero.

Advanced corporate and economic jargon.

5

Critica-se frequentemente a burocracia kafkiana por ser a antítese de um sistema administrativo eficiente e centrado no cidadão.

Kafkaesque bureaucracy is frequently criticized for being the antithesis of an efficient, citizen-centric administrative system.

Literary allusion ('kafkiana') combined with administrative critique.

6

A otimização heurística providenciou uma solução computacionalmente eficiente para um problema que, de outra forma, seria intratável em tempo polinomial.

The heuristic optimization provided a computationally efficient solution to a problem that would otherwise be intractable in polynomial time.

Highly specialized computer science terminology.

7

A sua retórica, desprovida de floreados e incisivamente eficiente, desarmou os opositores antes mesmo que pudessem formular uma tréplica.

His rhetoric, devoid of flourishes and incisively efficient, disarmed the opponents even before they could formulate a rejoinder.

Describing speech and rhetoric with sophisticated vocabulary.

8

A transição epistemológica para um paradigma mais eficiente de aquisição de conhecimento revolucionou a pedagogia contemporânea.

The epistemological transition to a more efficient paradigm of knowledge acquisition revolutionized contemporary pedagogy.

Deeply academic philosophical and pedagogical language.

常见搭配

altamente eficiente
muito eficiente
pouco eficiente
sistema eficiente
método eficiente
funcionário eficiente
motor eficiente
solução eficiente
energia eficiente
processo eficiente

常用短语

de forma eficiente
de maneira eficiente
ser mais eficiente
tornar mais eficiente
trabalhar de forma eficiente
solução rápida e eficiente
um serviço eficiente
uso eficiente de
gestão eficiente
extremamente eficiente

容易混淆的词

eficiente vs eficaz (effective - achieving the goal, regardless of waste)

eficiente vs efetivo (permanent/actual - like a permanent employee)

eficiente vs suficiente (enough/sufficient - having the required amount)

习语与表达

"ir direto ao assunto (implies efficient communication)"
"não perder tempo (implies efficient action)"
"matar dois coelhos com uma cajadada só (implies efficient results)"
"fazer render o peixe (implies efficient use of resources)"
"trabalhar como um relógio (implies efficient operation)"
"ir ao grão (implies efficient focus)"
"sem rodeios (implies efficient speech)"
"pôr a máquina a andar (implies starting an efficient process)"
"estar oleado (implies a system working efficiently)"
"fazer muito com pouco (implies high efficiency)"

容易混淆

eficiente vs eficaz

Eficaz means doing the right thing to get a result. Eficiente means doing things the right way to save time/energy.

eficiente vs efetivo

Efetivo usually means actual, real, or permanent (e.g., um trabalhador efetivo = a permanent worker).

eficiente vs suficiente

Suficiente means enough. You can have sufficient resources without using them efficiently.

eficiente vs rápido

Rápido just means fast. You can be fast but make many mistakes (inefficient).

eficiente vs produtivo

Produtivo focuses on the amount of output generated, while eficiente focuses on the ratio of output to input.

句型

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如何使用

note

While 'eficiente' is universally understood, in highly informal slang, younger people might use words like 'top' or 'impecável' to describe something that works well, but 'eficiente' remains the standard, polite term.

常见错误
  • Using 'eficaz' when you mean 'eficiente' (focusing on the goal instead of the process).
  • Forgetting to add the 's' for plural nouns (saying 'sistemas eficiente' instead of 'sistemas eficientes').
  • Trying to change the gender to 'eficienta' for feminine nouns (it is always 'eficiente').
  • Placing the adjective before the noun in casual speech ('um eficiente carro' sounds unnatural).
  • Pronouncing the 'en' like the English word 'pen' instead of using the correct Portuguese nasal vowel.

小贴士

Gender Neutrality

Always remember that words ending in '-e' like 'eficiente' are your best friends as a beginner. You never have to worry about changing them to '-o' or '-a'. Just focus on the noun and leave the adjective alone!

The Eficaz Trap

Write 'Eficiente = How' and 'Eficaz = What' on a sticky note. If you are talking about HOW a process is done (saving time), use eficiente. If you are talking about WHAT was achieved (the goal), use eficaz.

The Nasal Sound

Pay special attention to the 'en' syllable in the middle of the word. It is a nasal vowel sound. Practice saying it while slightly pinching your nose to feel the vibration. It should not sound like the English 'en'.

Workplace Compliments

If you want to impress a Portuguese-speaking colleague or employee, tell them 'O teu trabalho é muito eficiente'. It is a highly respected compliment that acknowledges their hard work and competence.

Adverbial Forms

When writing essays, try to use the adverb 'eficientemente' instead of always saying 'de forma eficiente'. It makes your writing flow better and demonstrates a higher level of grammatical mastery.

Shopping for Appliances

If you ever move to Portugal or Brazil and need to buy a fridge or washing machine, look for the phrase 'alta eficiência'. It will save you a lot of money on your electricity bills in the long run.

Intensifiers

Don't just say 'eficiente'. Pair it with strong adverbs to sound more native. Use 'altamente eficiente' (highly efficient) or 'extremamente eficiente' (extremely efficient) to add emphasis to your sentences.

Fast Speech

In fast, casual conversation, native speakers might drop the first 'e' and just say 'ficiente'. Don't be confused if you hear this; it's just a natural contraction in spoken Portuguese.

Mix It Up

To avoid sounding repetitive, alternate 'eficiente' with 'produtivo' or 'rápido' when appropriate. A rich vocabulary shows fluency and keeps your listener engaged in the conversation.

Bureaucracy

You will often hear the word 'ineficiente' used when locals complain about government bureaucracy or public services. It is a common cultural talking point in many Portuguese-speaking regions.

记住它

记忆技巧

Think of 'EFFI' as 'Effort Free'. An EFFIcient machine works almost Effort Free.

词源

Latin

文化背景

Being called 'eficiente' is one of the highest compliments an employee can receive during a performance review.

The term 'eficiência energética' is printed on colorful stickers on almost every appliance sold in Portugal and Brazil.

在生活中练习

真实语境

对话开场白

"Qual é o método mais eficiente que usas para estudar português?"

"Achas que o transporte público na tua cidade é eficiente?"

"Como podemos tornar o nosso trabalho no escritório mais eficiente?"

"Preferes um carro rápido ou um carro eficiente em termos de combustível?"

"Qual é a máquina mais eficiente que tens em casa?"

日记主题

Describe a time when you had to find a more efficient way to do a difficult task.

Write about the differences between an efficient person and a lazy person.

How can your city become more energy efficient?

List three ways you can make your morning routine more efficient.

Explain why being efficient is important in a modern workplace.

常见问题

10 个问题

No, it does not. Because it ends in the letter 'e', it is an invariable adjective regarding gender. You use it exactly the same way for masculine nouns (o carro eficiente) and feminine nouns (a máquina eficiente). This makes it very easy to use.

You simply add an 's' to the end of the word. The plural form is 'eficientes'. Remember to use this form whenever you are describing more than one thing, such as 'os métodos eficientes' or 'as pessoas eficientes'.

This is the most common question! 'Eficiente' means doing things right (saving time, energy, money). 'Eficaz' means doing the right things (achieving the final goal). A machine can be 'eficaz' (it works) but not 'eficiente' (it uses too much electricity).

Grammatically, yes, but it is not common in everyday speech. Saying 'um eficiente trabalhador' sounds very poetic, formal, or emotional. It is much more natural and standard to place it after the noun: 'um trabalhador eficiente'.

You add the suffix '-mente' to the adjective to create the adverb 'eficientemente'. You use this word to describe how an action is performed. For example, 'Ela trabalha eficientemente' (She works efficiently).

No, it is a neutral word that is used in all registers of speech. You can use it in a highly formal business email, an academic essay, or a casual conversation with friends at a café. It is universally appropriate.

It translates to 'energy efficiency'. This is a very common phrase used to describe appliances, buildings, or vehicles that consume less electricity or fuel while providing the same level of performance. It is a major topic in environmental discussions.

Absolutely! Describing a person as 'eficiente' is a very common and highly positive compliment. It means the person works hard, doesn't waste time, and gets things done properly. It is great for professional recommendations.

The most direct opposite is 'ineficiente', which means inefficient. You simply add the prefix 'in-' to the beginning of the word. You can also use words like 'lento' (slow) or 'incompetente' depending on the context.

While 'eficiente' is the standard term, in informal Portuguese, people might say something is 'impecável' (flawless) or 'cinco estrelas' (five stars) to express that a service or system works perfectly and efficiently.

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相关内容

这个词在其他语言中

eficiente Spanish
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