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extractors

B1 noun #47 よく出る 15分で読める

extractors

Extractors are devices, tools, or software programs designed to remove or pull out a specific substance, component, or data from a larger source. They are commonly used in industrial settings to remove fumes or in computing to gather information from complex datasets.

上位47

At the A1 level, think of 'extractors' as special tools that 'take things out.' Imagine a big fan in a kitchen that pulls the smell of cooking out of the house. That fan is an extractor. Or think of a machine that takes juice out of an orange. We call these machines extractors. You don't need to use this word often at A1, but it is good to know it means 'a tool that pulls something out.' For example, if you are in a shop and you see a machine for making juice, you can say, 'This is a juice extractor.' It is a noun, which means it is a thing. Because it has an 's' at the end, it means there is more than one. One extractor, two extractors. It is a very useful word for describing how we get things like juice, clean air, or even honey from bees. Just remember: 'Extractor' = 'Take out tool.'

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At the A2 level, you can start using 'extractors' to describe different types of machines you see in daily life. You might use it when talking about your home, like 'The bathroom has extractors to stop the steam.' You can also use it when talking about health or hobbies. For example, 'The dentist uses extractors to remove teeth.' At this level, you should understand that 'extractors' is a plural noun. It comes from the verb 'extract,' which means to pull something out. You will often see it with another word in front of it, like 'dust extractors' or 'fume extractors.' This tells you exactly what the machine is pulling out. It is a more professional word than 'fan' or 'tool.' If you use 'extractors' instead of 'the thing that takes the air out,' you will sound much more advanced in your English.

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At the B1 level, 'extractors' is a key vocabulary word for discussing technology, industry, and home maintenance. You should be comfortable using it in various contexts. For instance, in a discussion about the environment, you might mention 'resource extractors' like mining companies. In a workplace safety context, you would talk about 'fume extractors' being necessary for health. You should also be aware of 'data extractors' in computing—tools that pull specific information from a large file. At this level, you should pay attention to subject-verb agreement: 'The extractors are working,' not 'The extractors is working.' You can also start to use it in more complex sentences, such as 'The installation of new extractors has significantly improved the air quality in the workshop.' This shows you understand how the word functions as a technical noun.

At the B2 level, you should understand the nuance between 'extractors' and related terms like 'separators' or 'filters.' You can use 'extractors' to describe sophisticated mechanical or digital systems. For example, 'The software utilizes advanced data extractors to parse through unstructured text.' You should also be able to use the word in metaphorical or economic contexts, such as 'The critics argued that the large corporations were merely value extractors, providing little benefit to the local economy.' At this level, your use of the word should be precise. You might discuss the 'efficiency of extractors' or the 'maintenance of industrial extractors.' You should also be familiar with the word family, including 'extraction' (the process) and 'extractive' (the adjective). Using 'extractors' correctly in a formal report or a technical presentation is a sign of a strong B2 command of English.

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At the C1 level, 'extractors' is a versatile term that you can apply to highly specialized fields. You might use it in a scientific paper to describe 'centrifugal extractors' used in chemical separation, or in a legal context to discuss the rights of 'resource extractors' on indigenous lands. You should be able to discuss the mechanical principles of extractors, such as suction, centrifugal force, or solvent-based extraction. Your vocabulary should include specific types like 'Soxhlet extractors' in chemistry or 'feature extractors' in machine learning. You should also be able to critique the use of extractors in society, perhaps writing an essay on the environmental impact of 'extractive industries.' At this level, you are expected to use the word with total accuracy and within a wide range of formal and academic registers, demonstrating a deep understanding of its functional and conceptual meanings.

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At the C2 level, your mastery of 'extractors' involves an effortless integration of the term into complex, nuanced discourse. You might use it to describe the intricate mechanisms of 'signal extractors' in advanced telecommunications or the philosophical concept of 'meaning extractors' in literary criticism. You understand the historical etymology of the word and how its usage has evolved from simple physical tools to complex digital algorithms. You can use the word to construct sophisticated arguments about 'extractive economic institutions' or the 'biopolitical implications of DNA extractors.' At this level, 'extractors' is not just a label for a tool, but a conceptual building block used to describe any system—mechanical, digital, or social—that functions by isolating and removing specific elements from a broader matrix. Your usage is characterized by precision, variety, and an awareness of the subtle connotations the word carries in different professional spheres.

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練習する例文メモとヒント

extractors 30秒で

Extractors are functional tools or digital programs used to selectively remove specific items, such as fumes, juice, or data, from a larger source or environment.
They are found in diverse settings, including kitchens (fans), dental offices (tools), industrial plants (fume removal), and software development (data mining).
The word is a plural countable noun derived from the verb 'extract,' meaning to pull out, and it emphasizes the isolation of a part from a whole.
Common types include dust extractors, juice extractors, and data extractors, each serving a specific purpose in maintaining cleanliness, health, or information flow.

The term extractors refers to a diverse category of tools, machines, or digital programs whose primary function is the selective removal of a specific element from a larger, more complex whole. At its core, the word is derived from the verb 'extract,' which means to pull out or draw forth. In everyday life, you encounter extractors more often than you might realize. For instance, in a modern kitchen, the large hood above the stove is technically an extractor fan, designed specifically to pull steam, grease, and odors out of the air to keep the environment clean. In the realm of technology, software extractors are used to sift through massive amounts of raw data to find specific patterns or pieces of information, such as email addresses from a website or specific files from a compressed archive. The use of this word implies a level of precision; an extractor doesn't just move things randomly, it identifies a target and isolates it from its surroundings.

Industrial Context: In manufacturing, extractors are heavy-duty machines used to remove toxic fumes or dust from the air to protect workers' health. They are essential in welding shops and chemical plants where hazardous byproducts are common.

The dental clinic was equipped with specialized tooth extractors to ensure the procedure was as efficient and painless as possible for the patient.

Beyond physical tools, the word is frequently used in the context of natural resources. Oil extractors or mineral extractors are large-scale operations or pieces of equipment that pull valuable materials from deep within the earth. This highlights the 'value-added' nature of extraction; usually, the thing being extracted is the most important part of the source material. In a more domestic setting, juice extractors (commonly known as juicers) separate the liquid nutrients from the pulp of fruits and vegetables. Whether it is a high-tech data mining tool or a simple pair of tweezers used as manual extractors for splinters, the underlying concept remains the same: the isolation of a part from the whole.

Computing Context: Digital extractors are scripts or applications that parse through HTML or logs to retrieve specific metadata. They are the backbone of web scraping and automated data analysis.

Software extractors allowed the researchers to process thousands of documents in minutes, identifying key dates and names automatically.

The versatility of the word 'extractors' allows it to span across biology, engineering, and information science. In a laboratory, centrifugal extractors might be used to separate blood components. In a woodshop, dust extractors are vital for maintaining air quality and preventing fires. The term is inherently functional; it describes what the object does rather than what it is made of. This makes it a powerful word for describing any mechanism that facilitates the transition from a mixture to a purified or isolated state. Understanding the context—whether it is mechanical, chemical, or digital—is key to mastering its use.

Home Improvement: Bathroom extractors are small fans that remove moisture from the air to prevent the growth of mold and mildew on the walls and ceiling.

The carpenter used screw extractors to remove the rusted bolts that had snapped off inside the old wooden frame.

Honey extractors use centrifugal force to spin the honey out of the combs without destroying the wax structures built by the bees.

The rescue team used hydraulic extractors, often called the 'Jaws of Life,' to free the passengers trapped in the wreckage of the car.

Using the word extractors correctly requires an understanding of its plural nature and its role as a noun. Because it describes a functional tool, it often appears as the subject or the object of a sentence involving actions like 'removing,' 'pulling,' 'cleaning,' or 'processing.' When writing about extractors, it is helpful to specify the medium they operate in. For example, are they working with air, liquid, or data? This specificity adds professional weight to your writing. In technical writing, you might say, 'The system utilizes dual extractors to ensure maximum efficiency,' whereas in a casual setting, you might say, 'The kitchen extractors are making a lot of noise today.' Notice how the verb 'are' follows 'extractors' because the word is plural.

Subject-Verb Agreement: Always remember that 'extractors' is plural. Example: 'The extractors *work* (not works) around the clock to keep the air clean.'

Many modern laboratories use automated extractors to isolate DNA samples from biological tissues with high precision.

Another common way to use 'extractors' is in compound nouns. Words like 'fume extractors,' 'dust extractors,' 'juice extractors,' and 'data extractors' are standard terms. In these cases, the first word acts as an adjective describing the type of extractor. This is a very efficient way to communicate complex ideas. For instance, instead of saying 'the machines that take the dust out of the air,' you can simply say 'the dust extractors.' This makes your sentences more concise and professional. When discussing maintenance, you might say, 'The filters in the extractors need to be replaced monthly.' Here, 'extractors' is the object of the preposition 'in,' showing a relationship between the parts of the machine.

Passive Voice Usage: Extractors are often used in passive sentences. Example: 'The impurities are removed by powerful extractors located at the top of the tank.'

Without the industrial extractors, the air in the factory would quickly become unbreathable due to the chemical vapors.

In metaphorical or abstract contexts, 'extractors' can be used to describe people or entities that take value from a system. While less common than the mechanical sense, you might read about 'value extractors' in an economic critique, referring to companies that take profit without contributing to the community. However, for B1 learners, focusing on the physical and digital tools is the most practical approach. Whether you are describing a scene in a hospital, a kitchen, or a computer lab, 'extractors' is the go-to word for any device that pulls something out. Practice using it with different adjectives to see how it changes the context of your sentence.

Action-Oriented Sentences: Use verbs like 'install,' 'maintain,' 'operate,' or 'bypass' with extractors. Example: 'The engineers had to install new extractors to meet the safety regulations.'

The software developers integrated several data extractors into the platform to help users export their history easily.

In the mining industry, heavy-duty extractors are used to separate precious metals from the surrounding rock and debris.

The dentist carefully laid out the stainless steel extractors on the tray before beginning the oral surgery.

You are likely to encounter the word extractors in several distinct environments, ranging from the domestic to the highly technical. One of the most common places is in a home improvement store like Home Depot or B&Q. If you are looking for a way to ventilate your kitchen or bathroom, the salesperson will direct you to the 'extractors' section. Here, the word is used to describe fans that pull air out of a room. You will also hear it frequently in professional kitchens, where 'extractor hoods' are a standard piece of equipment mentioned during safety inspections or cleaning schedules. In these contexts, the word is synonymous with cleanliness and air quality.

In the Workplace: If you work in a warehouse, factory, or laboratory, you will hear about 'fume extractors' or 'dust extractors' during safety briefings. They are critical for maintaining a healthy work environment.

'Make sure the extractors are turned on before you start welding,' the supervisor shouted over the noise of the machinery.

In the world of technology and data science, 'extractors' is a buzzword. You will hear it in meetings about 'data pipelines' or 'web scraping.' Developers might talk about building 'custom extractors' to pull information from specific websites or PDFs. If you are watching a tutorial on YouTube about Excel or Python, the instructor might mention 'feature extractors' in the context of machine learning. In this digital sense, the word represents the bridge between raw, messy data and useful, structured information. It is a word that signals efficiency and automation in the digital age.

In the News: News reports about environmental issues often mention 'resource extractors,' referring to companies involved in mining, logging, or oil drilling.

The documentary highlighted how illegal gold extractors were damaging the delicate ecosystem of the Amazon rainforest.

Lastly, you might hear this word in a hobbyist context. Beekeepers talk about 'honey extractors' when it is time to harvest. Car enthusiasts talk about 'stud extractors' or 'bolt extractors' when they are dealing with a broken part in an engine. Even in the beauty industry, 'pore extractors' or 'blackhead extractors' are common tools used in skincare routines. The word is incredibly widespread because the action of 'taking something out' is a fundamental part of so many human activities. Whether you are in a high-tech lab or a simple home kitchen, 'extractors' is a word that helps you describe the tools of the trade.

At the Dentist: Medical professionals use 'extractors' to refer to specialized instruments designed for removing teeth or foreign objects from the body.

The beekeeper loaded the frames into the centrifugal extractors to begin the annual honey harvest.

The skincare specialist used sterilized extractors to clear the patient's skin during the facial treatment.

The mechanic reached for the bolt extractors after the head of the screw snapped off in the engine block.

One of the most frequent mistakes learners make with the word extractors is confusing it with similar-sounding words like 'distractors' or 'attractors.' While they all end in '-tractors,' their meanings are opposites. An extractor pulls something *out*, while an attractor pulls something *in*, and a distractor pulls your attention *away*. Another common error is using 'extractors' when you actually mean 'filters.' While both are used for cleaning, a filter usually stays in place and lets the good stuff through while catching the bad stuff, whereas an extractor actively pulls the target substance out of the mixture. For example, a coffee filter holds the grounds, but a juice extractor pulls the juice out of the fruit.

Confusing with 'Exhaust': Learners often say 'exhausts' when they mean 'extractors.' While an exhaust system removes waste, 'extractors' specifically refers to the devices or fans that do the pulling.

Incorrect: We need more extractors to attract new customers. (Should be 'attractors')

Grammatically, a common mistake is treating 'extractors' as an uncountable noun, similar to 'equipment.' You might hear someone say 'there is too much extractors,' which is incorrect. Because it is a countable noun, you must use 'many' or 'too many' and ensure the verb is plural. 'There are too many extractors in this small room.' Additionally, some learners confuse 'extractors' with 'extractions.' 'Extraction' is the *process* or the *act* of pulling something out, while 'extractor' is the *tool* that does it. You would say, 'The extraction was successful thanks to the new extractors we bought.' Mixing these up can make your sentences sound awkward or confusing to native speakers.

Spelling Errors: Be careful not to spell it 'extracters' with an 'e'. In English, many tools and roles end in '-or' (like doctor, actor, or motor).

Incorrect: The extractors of the tooth was very painful. (Should be 'extraction')

Finally, avoid using 'extractors' too broadly. While it is a versatile word, sometimes there is a more specific term that is better suited for the context. For example, in a car, you would usually refer to the 'exhaust pipe' rather than an 'air extractor,' even though it performs a similar function. In a computer, you might use 'parser' or 'scraper' instead of 'extractor' depending on the specific technical task. Using 'extractors' as a catch-all term is not necessarily 'wrong,' but using the more specific term will help you sound more like a native speaker and show a deeper understanding of the subject matter.

Overuse in General Conversation: Don't use 'extractors' when a simple 'fan' or 'tool' will do, unless you are being specific about its function of pulling something out.

Incorrect: I used the extractors to get the nail out of the wall. (Better: 'pliers' or 'claw hammer')

Incorrect: The vacuum extractors cleaned the carpet. (Better: 'vacuum cleaner')

Incorrect: The extractors of the oil was very expensive. (Should be 'extraction')

When you want to describe the act of removing something but 'extractors' doesn't feel quite right, there are several alternatives you can use depending on the context. The most common synonyms are 'removers,' 'separators,' and 'collectors.' However, each has a slightly different nuance. 'Removers' is a very general term that can apply to anything from nail polish remover to a moving company. 'Separators' implies that you are taking two or more things apart that were mixed together, often focusing on the division itself. 'Collectors,' on the other hand, suggests that the machine is gathering something together rather than just pulling it out of a source.

Extractor vs. Separator: An extractor pulls a specific part out of a whole (like juice from an orange). A separator divides a mixture into its component parts (like oil and water).

While the juice extractors were efficient, the farm also needed cream separators to process the dairy products.

In technical or digital contexts, you might use words like 'scrapers,' 'parsers,' or 'miners.' A 'web scraper' is a type of data extractor that specifically pulls information from websites. A 'parser' is a program that breaks down data into smaller, more manageable pieces to understand its structure. 'Data mining' refers to the process of finding patterns in large datasets, and the tools used are often called 'miners.' These words are more specific than 'extractors' and show a higher level of technical vocabulary. In industrial settings, you might hear 'ventilators' or 'exhaust fans' instead of 'air extractors.' A ventilator usually brings fresh air *in* as well as taking old air *out*, while an extractor focuses solely on removal.

Extractor vs. Filter: A filter is passive (liquid flows through it). An extractor is often active (it uses force, like suction or spinning, to pull something out).

The laboratory used both fine-mesh filters and high-speed extractors to purify the chemical solution.

In medical or dental contexts, 'extractors' are specific tools, but you might also hear 'elevators' or 'forceps.' Forceps are like specialized pliers used for gripping and pulling, while elevators are used to loosen a tooth before extraction. In a general sense, if you are looking for a simpler word, 'tools' or 'machines' usually works, but you lose the specific meaning of 'removal.' By choosing the right alternative, you can provide more detail and clarity. For example, 'The dust collectors were full' sounds more like a maintenance issue, while 'The dust extractors were failing' sounds more like a mechanical breakdown of the suction system.

Word Comparison Table

Extractor: Focuses on pulling out a specific component.
Remover: General term for taking something away.
Separator: Focuses on dividing a mixture into parts.
Scraper: Digital tool for pulling data from web pages.

Instead of manual extractors, the company invested in automated scrapers to gather market data from their competitors' sites.

The environmental agency compared the efficiency of different oil extractors to minimize the impact on the local water supply.

The software suite includes several metadata extractors that help photographers organize their digital libraries by date and location.

How Formal Is It?

フォーマル

ニュートラル

カジュアル

Child friendly

スラング

豆知識

The word 'tractor' comes from the same Latin root 'trahere'. While a tractor pulls a plow *forward*, an extractor pulls something *out*.

発音ガイド

UK /ɪkˈstræktəz/

US /ɪkˈstræktərz/

The primary stress is on the second syllable: ex-TRAC-tors.

韻が合う語

tractors factors actors reactors detractors compactors refractors enactors

よくある間違い

Pronouncing it as 'extra-tors' (missing the 'k' sound).
Putting the stress on the first syllable: EX-tractors.
Pronouncing the '-ors' like 'oars' instead of a neutral 'er' sound.
Confusing the 'x' sound with an 's' sound.
Forgetting the 's' at the end when referring to multiple devices.

難易度

読解 3/5

Easy to recognize in context, especially with compound words.

ライティング 4/5

Requires correct spelling and understanding of plural usage.

スピーキング 4/5

The 'str' and 'kt' sounds can be tricky for some learners.

リスニング 3/5

Clear pronunciation usually makes it easy to identify.

次に学ぶべきこと

前提知識

extract fan tool remove machine

次に学ぶ

extraction centrifugal ventilation isolation component

上級

extractive industries Soxhlet apparatus algorithmic parsing hydraulic rescue tools

知っておくべき文法

Plural Noun Agreement

The extractors *are* noisy. (Not 'is')

Compound Noun Formation

Juice + extractors = juice extractors.

Agent Nouns (-or/-er)

Extract (verb) + or = extractor (the thing that does it).

Passive Voice with Instruments

The smoke is removed *by* the extractors.

Countable vs Uncountable

I have *many* extractors. (Not 'much')

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レベル別の例文

The kitchen has two extractors.

La cuisine a deux extracteurs.

Plural noun 'extractors' follows the number 'two'.

We use juice extractors for breakfast.

Nous utilisons des extracteurs de jus pour le petit-déjeuner.

Compound noun: 'juice extractors'.

Are the extractors on?

Les extracteurs sont-ils allumés ?

Question form with plural 'are'.

These extractors are very loud.

Ces extracteurs sont très bruyants.

Demonstrative adjective 'these' matches plural 'extractors'.

I need new extractors for my shop.

J'ai besoin de nouveaux extracteurs pour mon magasin.

Direct object of the verb 'need'.

The extractors pull the smoke out.

Les extracteurs aspirent la fumée.

Subject-verb agreement: plural subject 'extractors' with 'pull'.

He cleans the extractors every week.

Il nettoie les extracteurs chaque semaine.

Present simple tense for a routine action.

Look at those big extractors!

Regarde ces gros extracteurs !

Exclamatory sentence using 'those' for distance.

The dentist used small extractors to help me.

Le dentiste a utilisé de petits extracteurs pour m'aider.

Past tense 'used' with plural object.

Dust extractors are important for woodworkers.

Les extracteurs de poussière sont importants pour les menuisiers.

Generic statement about a group of people.

You should buy powerful extractors for the bathroom.

Tu devrais acheter des extracteurs puissants pour la salle de bain.

Modal verb 'should' for giving advice.

The extractors stopped working during the storm.

Les extracteurs ont cessé de fonctionner pendant la tempête.

Past continuous sense using 'stopped working'.

Honey extractors save a lot of time for beekeepers.

Les extracteurs de miel font gagner beaucoup de temps aux apiculteurs.

Plural subject with a present simple verb.

Can you fix these broken extractors?

Peux-tu réparer ces extracteurs cassés ?

Question with 'can' for ability/request.

The factory installed five new fume extractors.

L'usine a installé cinq nouveaux extracteurs de fumée.

Past tense 'installed' with a specific number.

I prefer manual extractors for small jobs.

Je préfère les extracteurs manuels pour les petits travaux.

Expressing preference with 'prefer'.

The technician is checking the extractors to ensure they meet safety standards.

Le technicien vérifie les extracteurs pour s'assurer qu'ils respectent les normes de sécurité.

Present continuous 'is checking' and plural pronoun 'they'.

Data extractors are essential for analyzing large sets of information.

Les extracteurs de données sont essentiels pour analyser de grands ensembles d'informations.

Abstract use of 'extractors' in a digital context.

If the extractors fail, the room will fill with steam very quickly.

Si les extracteurs tombent en panne, la pièce se remplira de vapeur très rapidement.

First conditional: 'If' + present simple, 'will' + infinitive.

The company produces high-quality juice extractors for commercial use.

L'entreprise produit des extracteurs de jus de haute qualité pour un usage commercial.

Adjective phrase 'high-quality' modifying 'extractors'.

Many laboratories rely on automated extractors to process samples efficiently.

De nombreux laboratoires comptent sur des extracteurs automatisés pour traiter les échantillons efficacement.

Verb 'rely on' followed by the object 'extractors'.

We had to replace the old extractors because they were too noisy.

Nous avons dû remplacer les anciens extracteurs car ils étaient trop bruyants.

Past obligation 'had to' and reason clause with 'because'.

The firefighters used hydraulic extractors to open the car door.

Les pompiers ont utilisé des extracteurs hydrauliques pour ouvrir la portière de la voiture.

Technical term 'hydraulic extractors'.

These screw extractors are designed to remove broken bolts without damaging the threads.

Ces extracteurs de vis sont conçus pour retirer les boulons cassés sans endommager les filetages.

Passive voice 'are designed to'.

The efficiency of the fume extractors is critical for maintaining a healthy work environment.

L'efficacité des extracteurs de fumée est cruciale pour maintenir un environnement de travail sain.

Noun phrase 'The efficiency of the fume extractors' as the subject.

Software extractors can be programmed to identify specific keywords within thousands of documents.

Les extracteurs de logiciels peuvent être programmés pour identifier des mots-clés spécifiques dans des milliers de documents.

Passive modal 'can be programmed'.

The mining project was halted due to concerns about the impact of the resource extractors on the local water table.

Le projet minier a été interrompu en raison d'inquiétudes concernant l'impact des extracteurs de ressources sur la nappe phréatique locale.

Complex prepositional phrase 'due to concerns about'.

Unlike traditional fans, these extractors use centrifugal force to separate particles from the air.

Contrairement aux ventilateurs traditionnels, ces extracteurs utilisent la force centrifuge pour séparer les particules de l'air.

Contrastive transition 'Unlike' followed by a plural subject.

The dental surgeon specialized in using ultrasonic extractors for complex wisdom tooth removals.

Le chirurgien-dentiste s'est spécialisé dans l'utilisation d'extracteurs à ultrasons pour les extractions complexes de dents de sagesse.

Gerund 'using' as the object of the preposition 'in'.

Economists often describe these predatory companies as wealth extractors rather than value creators.

Les économistes décrivent souvent ces entreprises prédatrices comme des extracteurs de richesse plutôt que des créateurs de valeur.

Metaphorical use of 'extractors' in a social science context.

The maintenance crew discovered that the extractors had been installed incorrectly, causing a vibration issue.

L'équipe de maintenance a découvert que les extracteurs avaient été installés incorrectement, provoquant un problème de vibration.

Past perfect passive 'had been installed'.

By utilizing multiple data extractors, the researchers were able to compile a comprehensive database in record time.

En utilisant plusieurs extracteurs de données, les chercheurs ont pu compiler une base de données complète en un temps record.

Prepositional phrase 'By utilizing' showing method.

The deployment of sophisticated signal extractors allowed the intelligence agency to intercept encrypted communications.

Le déploiement d'extracteurs de signaux sophistiqués a permis à l'agence de renseignement d'intercepter des communications cryptées.

Formal noun phrase 'The deployment of...' as the subject.

In the context of post-colonial theory, certain global industries are viewed as extractors of both natural resources and local labor.

Dans le contexte de la théorie postcoloniale, certaines industries mondiales sont considérées comme des extracteurs de ressources naturelles et de main-d'œuvre locale.

Passive voice 'are viewed as' in an academic context.

The laboratory's centrifugal extractors are capable of separating isotopes with a high degree of purity.

Les extracteurs centrifuges du laboratoire sont capables de séparer les isotopes avec un haut degré de pureté.

Possessive noun 'laboratory's' modifying 'extractors'.

Despite the high cost, the installation of these specialized extractors is mandatory under the new environmental regulations.

Malgré le coût élevé, l'installation de ces extracteurs spécialisés est obligatoire en vertu des nouvelles réglementations environnementales.

Concessive phrase 'Despite the high cost'.

The software's feature extractors are the primary reason for its superior performance in image recognition tasks.

Les extracteurs de caractéristiques du logiciel sont la raison principale de ses performances supérieures dans les tâches de reconnaissance d'images.

Technical term 'feature extractors' in machine learning.

Critics argue that the current tax system benefits capital extractors at the expense of the working class.

Les critiques soutiennent que le système fiscal actuel profite aux extracteurs de capitaux au détriment de la classe ouvrière.

Noun phrase 'capital extractors' used in political discourse.

The archaeological team used delicate vacuum extractors to remove dust from the ancient artifacts without causing damage.

L'équipe archéologique a utilisé des extracteurs à vide délicats pour enlever la poussière des artefacts anciens sans causer de dommages.

Infinitive of purpose 'to remove'.

The efficiency of these solvent extractors is influenced by the temperature and pressure within the reaction chamber.

L'efficacité de ces extracteurs de solvants est influencée par la température et la pression à l'intérieur de la chambre de réaction.

Passive voice 'is influenced by' in a scientific context.

The paradigm shift in data science has moved from simple filtering to the use of autonomous, self-learning extractors.

Le changement de paradigme dans la science des données est passé du simple filtrage à l'utilisation d'extracteurs autonomes et auto-apprenants.

Complex sentence structure with a 'from... to...' construction.

Philosophically, one might view the senses as biological extractors that parse the chaos of the external world into coherent perceptions.

Philosophiquement, on pourrait considérer les sens comme des extracteurs biologiques qui analysent le chaos du monde extérieur en perceptions cohérentes.

Subjunctive/conditional 'might view' for philosophical speculation.

The geopolitical tension in the region is exacerbated by the presence of competing resource extractors vying for control of the lithium deposits.

La tension géopolitique dans la région est exacerbée par la présence d'extracteurs de ressources concurrents qui se disputent le contrôle des gisements de lithium.

Participial phrase 'vying for control' modifying 'extractors'.

In his critique of modern architecture, he lambasted the use of visible extractors as a failure of aesthetic integration.

Dans sa critique de l'architecture moderne, il a fustigé l'utilisation d'extracteurs visibles comme un échec de l'intégration esthétique.

Formal verb 'lambasted' and abstract noun 'integration'.

The forensic team utilized specialized DNA extractors to isolate genetic material from a single hair follicle found at the scene.

L'équipe médico-légale a utilisé des extracteurs d'ADN spécialisés pour isoler le matériel génétique d'un seul follicule pileux trouvé sur les lieux.

Highly technical vocabulary and precise description.

Such extractive economic institutions function as systemic extractors of wealth, funneling resources from the periphery to the core.

De telles institutions économiques extractives fonctionnent comme des extracteurs systémiques de richesse, canalisant les ressources de la périphérie vers le centre.

Academic terminology 'periphery to the core'.

The success of the mission depended on the signal extractors' ability to filter out the background noise of the solar flare.

Le succès de la mission dépendait de la capacité des extracteurs de signaux à filtrer le bruit de fond de l'éruption solaire.

Possessive plural 'extractors''.

Her poetry acts as a series of emotional extractors, pulling raw, painful truths from the mundane experiences of daily life.

Sa poésie agit comme une série d'extracteurs émotionnels, tirant des vérités brutes et douloureuses des expériences banales de la vie quotidienne.

Metaphorical extension of the word into literary analysis.

よく使う組み合わせ

fume extractors

data extractors

juice extractors

dust extractors

screw extractors

honey extractors

kitchen extractors

resource extractors

feature extractors

dental extractors

よく使うフレーズ

turn on the extractors

clogged extractors

industrial-grade extractors

portable extractors

automated extractors

high-speed extractors

built-in extractors

silent extractors

metadata extractors

efficient extractors

よく混同される語

extractors vs extractions

Extractions is the process; extractors are the tools.

extractors vs exhausts

Exhausts usually refer to the whole system or the gas itself; extractors are the fans.

extractors vs distractors

Distractors take your attention away; extractors take a physical thing out.

慣用句と表現

"like pulling teeth"

A very difficult or frustrating process, similar to a dental extraction.

Getting him to finish his homework is like pulling teeth.

informal

"extract a price"

To force someone to pay or suffer for something they have done.

The long hours at work extracted a heavy price on his health.

formal

"extract a promise"

To force or persuade someone to make a commitment.

I managed to extract a promise from her that she would visit us soon.

neutral

"the root of the matter"

The most basic or important part of a problem, often what extractors aim for.

We need to get to the root of the matter to fix the machine.

neutral

"draw blood"

To cause a significant reaction or hurt someone, often used in competitive contexts.

His sharp comments in the debate really drew blood.

informal

"dig deep"

To look for something hidden or to use all your resources, like a resource extractor.

The team had to dig deep to win the game in the final minutes.

neutral

"sift through"

To look through a lot of things to find what you want, like a data extractor.

I had to sift through hundreds of emails to find the right one.

neutral

"weed out"

To remove people or things that are not wanted from a group.

The first round of interviews is designed to weed out the weak candidates.

informal

"separate the wheat from the chaff"

To distinguish between what is valuable and what is worthless.

The test will help us separate the wheat from the chaff among the applicants.

literary

"pull out all the stops"

To use all available resources and effort to achieve something.

The company pulled out all the stops to finish the project on time.

neutral

間違えやすい

extractors vs Extractor

Sounds like 'tractor'.

A tractor pulls things across a surface; an extractor pulls things out of a source.

The farmer used a tractor, but the dentist used an extractor.

extractors vs Separator

Both involve taking things apart.

An extractor pulls one thing out; a separator divides a whole into several parts.

Use an extractor for juice and a separator for cream.

extractors vs Filter

Both clean things.

A filter is a screen that catches dirt; an extractor is a machine that pulls dirt away.

The air filter was dirty, so the extractors had to work harder.

extractors vs Collector

Both gather material.

A collector stores what it finds; an extractor just removes it from the source.

The dust extractors send the waste to the dust collectors.

extractors vs Excavator

Both involve removing material from the earth.

An excavator is a large digging machine; an extractor is often a chemical or mechanical process for refining.

The excavator dug the hole, and the mineral extractors processed the ore.

文型パターン

The [noun] has [number] extractors.

The kitchen has two extractors.

We use [type] extractors for [task].

We use juice extractors for breakfast.

[Noun] are designed to extract [substance].

Fume extractors are designed to extract toxic smoke.

The installation of [adjective] extractors improved [result].

The installation of powerful extractors improved the air quality.

Despite [challenge], the extractors were able to [action].

Despite the noise, the extractors were able to clear the room.

The role of extractors in [system] cannot be overstated.

The role of data extractors in modern research cannot be overstated.

If the extractors [verb], then [consequence].

If the extractors fail, then the alarm will sound.

By utilizing [type] extractors, we can [benefit].

By utilizing automated extractors, we can save time.

語族

名詞

動詞

形容詞

使い方

frequency

Common in technical, industrial, and home improvement contexts.

よくある間違い

Using 'extractors' as an uncountable noun. → There are many extractors.
Extractors are countable. You can count them (1, 2, 3), so you must use 'many' and plural verbs.
Spelling it 'extracters'. → Extractors.
The suffix for tools and agents in this word family is '-or', not '-er'.
Confusing 'extractors' with 'extractions'. → The extractors performed the extraction.
An extractor is the tool; an extraction is the event or process.
Using 'extractors' when you mean 'attractors'. → Magnets are attractors of iron.
Extractors pull things out; attractors pull things toward them. They are opposites.
Using 'extractors' for a vacuum cleaner. → The vacuum cleaner cleaned the floor.
While a vacuum cleaner uses suction, we don't usually call it an extractor unless it's a specialized industrial version.

ヒント

Be Specific

Always try to use a prefix with 'extractors' like 'dust', 'fume', or 'data'. This makes your writing much clearer and more professional.

Check the Verb

Because 'extractors' is plural, make sure your verb matches. Say 'the extractors are' instead of 'the extractors is'.

The -OR Ending

Remember that most tools in English end in '-or'. Think of 'motor', 'tractor', and 'extractor' to help you remember the spelling.

The Middle 'K'

Don't skip the 'k' sound in the middle. It is 'ex-TRAK-tors'. Pronouncing the 'k' clearly helps people understand you better.

Process vs Tool

Use 'extraction' for the action and 'extractor' for the machine. 'The extraction was done by the extractors.'

Clean the Filters

If you are writing about extractors, mention the filters. Most extractors rely on filters to work properly, and cleaning them is a common topic.

Digital Extractors

In IT, use 'extractors' when talking about moving data from one place to another. It sounds more advanced than 'copying'.

Health First

In industrial contexts, extractors are always related to safety. Use them in sentences about protecting workers or cleaning the air.

Broken Bolts

If you are talking about fixing things, 'screw extractors' is a great term to know. It shows you have specific mechanical knowledge.

Extractor vs Fan

Use 'extractor' when the goal is to get rid of something (smoke, smell). Use 'fan' when the goal is just to move air.

暗記しよう

記憶術

Think of an 'EX-tractor' as a machine that makes things 'EXIT'. It pulls them out so they can leave.

視覚的連想

Imagine a giant magnet (the extractor) pulling small metal pins (the target) out of a bowl of sand.

Word Web

Suction Removal Isolation Purity Machine Data Ventilation Dental

チャレンジ

Try to find three different types of extractors in your own home or workplace and write a sentence for each.

語源

Derived from the Latin 'extrahere', which is composed of 'ex-' (out) and 'trahere' (to pull or draw).

元の意味： To draw out, to drag out, or to remove by force.

Indo-European (Latin branch).

文化的な背景

Be careful when using 'extractors' to describe people (e.g., 'wealth extractors') as it can be very critical or political.

In the UK, 'extractor fan' is the most common term for kitchen ventilation. In the US, people often say 'range hood' or 'exhaust fan'.

The 'Jaws of Life' (hydraulic extractors) are famous in emergency rescue shows. Sherlock Holmes often 'extracts' information from witnesses using clever questions. In science fiction, 'memory extractors' are a common trope for stealing secrets.

実生活で練習する

実際の使用場面

Kitchen / Home

turn on the extractor fan
clean the extractor filter
juice extractor
bathroom extractors

Industrial / Workshop

fume extractors
dust extractors
welding extractors
portable extractors

Computing / Data

data extractors
web extractors
metadata extractors
feature extractors

Medical / Dental

tooth extractors
DNA extractors
surgical extractors
ultrasonic extractors

Mechanical / DIY

screw extractors
bolt extractors
stud extractors
bearing extractors

会話のきっかけ

"Do you have an extractor fan in your kitchen, or do you just open a window?"

"Have you ever used a juice extractor to make your own healthy drinks?"

"In your line of work, do you use any kind of data extractors to manage information?"

"Why do you think industrial extractors are so important for worker safety?"

"What is the most unusual type of extractor you have ever heard of?"

日記のテーマ

Describe a time when a tool like an extractor made a difficult job much easier for you.

Write about the importance of air quality in the workplace and the role of extractors.

If you could invent a new type of extractor for a daily task, what would it be and how would it work?

Discuss the pros and cons of using automated data extractors versus manual research.

Reflect on the metaphorical meaning of 'extractors' in society. Who are the extractors and what are they taking?

よくある質問

10 問

A fan simply moves air around a room. An extractor is a specific type of fan or machine designed to pull air or substances out of a space and vent them elsewhere. All extractors use fans, but not all fans are extractors.

Yes, in computing, 'extractors' refers to programs or scripts that pull specific data from files, databases, or websites. For example, a 'data extractor' might pull all the phone numbers from a list of documents.

No, you can use the singular 'extractor' if you are talking about only one device. 'Extractors' is the plural form used for two or more. Example: 'I have one juice extractor, but the factory has many industrial extractors.'

Screw extractors are specialized tools used to remove screws or bolts that have broken off or become stuck. They have a reverse thread that grips the broken piece so it can be turned and pulled out.

In a laboratory, extractors are used to isolate specific chemicals or biological materials from a mixture. This is essential for testing, purification, and scientific research. Without them, it would be impossible to get pure samples.

Most building codes require extractors (fans) in bathrooms to remove moisture. This prevents the growth of mold and mildew, which can damage your home and affect your health.

Kitchen extractors usually have filters that catch grease. You should remove these filters and wash them with warm, soapy water or replace them according to the manufacturer's instructions to keep the extractor working efficiently.

A honey extractor is a mechanical device used by beekeepers. It uses centrifugal force (spinning) to pull honey out of the wax combs without damaging the combs themselves, allowing the bees to reuse them.

They are similar, but 'extractor' sounds more technical and implies a process of pulling something out of a source. 'Remover' is a more general word. You would use 'nail polish remover' but 'fume extractor'.

In a metaphorical or economic sense, yes. 'Resource extractors' can refer to companies or people who take natural resources from the land. It is often used in a neutral or sometimes critical way.

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