稠密度 30秒で
- 稠密度 (chóumìdù) is a formal noun meaning 'density' or 'compactness.'
- It is primarily used for discrete items like people, trees, or buildings in a space.
- Commonly paired with 'high' (高) or 'low' (低) to describe spatial distribution.
- Essential for discussing urban planning, agriculture, and technical material properties.
The term 稠密度 (chóumìdù) is a sophisticated Chinese noun that translates to 'density,' 'compactness,' or 'the degree of thickness.' It is composed of three characters: 稠 (chóu) meaning thick or dense (often used for liquids or crops), 密 (mì) meaning close or tight, and 度 (dù) meaning degree or measurement. While the more common word 密度 (mìdù) is the standard scientific term for mass per unit volume, 稠密度 often carries a more descriptive nuance, frequently appearing in contexts like urban planning, agriculture, forestry, and material science.
- Urban Planning
- In the context of city development, this word describes how tightly buildings or residents are packed into a specific area. It is used to discuss living standards and infrastructure pressure.
为了改善生活质量，政府决定降低老城区的建筑稠密度。 (In order to improve the quality of life, the government decided to reduce the building density of the old city area.)
In agriculture, 稠密度 refers to the planting density of crops. Farmers must calculate the optimal 稠密度 to ensure each plant receives enough sunlight and nutrients without wasting space. In forestry, it describes the canopy cover or the number of trees in a plot. Beyond physical space, it can also describe the 'thickness' of fibers in textiles or the concentration of particles in a suspension. It is a B2-level word because it requires an understanding of formal registers and the ability to distinguish between general 'crowdedness' and a measurable 'degree of density.'
- Scientific Nuance
- While '密度' is mass/volume, '稠密度' is often used for discrete objects like trees, houses, or pixels on a screen.
这种新型材料的纤维稠密度非常高，因此非常耐磨。 (The fiber density of this new material is very high, making it very wear-resistant.)
Culturally, the concept of 稠密度 is significant in China due to the high population concentration in eastern coastal cities. Discussions about '人口稠密度' (population density) are common in news reports regarding high-speed rail development, housing prices, and public health management. Understanding this word helps learners navigate formal discussions about geography and sociology in a Chinese context. It is rarely used in casual conversation where '挤' (jǐ - crowded) or '密' (mì - dense) would suffice.
- Etymology Note
- The character '稠' (chóu) contains the '禾' (grain) radical, suggesting its original connection to the density of crops in a field. This agricultural origin still flavors the word today.
由于森林的稠密度太大，阳光很难照射到地面。 (Because the density of the forest is too great, sunlight can hardly reach the ground.)
屏幕的像素稠密度决定了图像的清晰度。 (The pixel density of the screen determines the clarity of the image.)
专家们正在研究该地区的种群稠密度。 (Experts are studying the population density of the species in that region.)
Mastering the usage of 稠密度 involves understanding its role as a formal noun that typically functions as the subject or object of a sentence, or as part of a compound noun. It is almost always paired with descriptors like 高 (gāo - high), 低 (dī - low), 增加 (zēngjiā - increase), or 降低 (jiàngdī - decrease). Because it is a technical term, it frequently appears in academic papers, technical manuals, and serious journalistic writing.
- Common Pattern 1: [Noun] + 稠密度
- This describes the density of a specific object. For example: 建筑稠密度 (building density), 人口稠密度 (population density), 纤维稠密度 (fiber density).
上海的人口稠密度在全国名列前茅。 (Shanghai's population density ranks among the highest in the country.)
When discussing abstract concepts, 稠密度 can also be used to describe the frequency of occurrences in time or space. For instance, in linguistics, one might talk about the 'density of keywords' in a text. In music, it could refer to the 'density of notes' in a complex passage. This versatility allows the speaker to provide a precise measurement of 'closeness' that simpler words cannot convey.
- Common Pattern 2: [Verb] + [Noun] 的 稠密度
- Common verbs include 测量 (measure), 调整 (adjust), and 计算 (calculate). Example: 测量空气中尘埃的稠密度 (Measure the density of dust in the air).
农民们需要根据土壤肥力来调整播种的稠密度。 (Farmers need to adjust the planting density based on soil fertility.)
In technical descriptions of materials, 稠密度 is used to explain the physical properties that lead to durability or insulation. A high-density foam (高稠密度泡沫) will have different properties than a low-density one. Notice how the word provides a clear, objective metric that helps in engineering and manufacturing contexts.
- Common Pattern 3: [Adjective] + 稠密度
- Common adjectives include 极高的 (extremely high), 适当的 (appropriate), and 不均匀的 (uneven).
由于星系中心恒星的稠密度极高，观测变得非常困难。 (Due to the extremely high density of stars at the center of the galaxy, observation becomes very difficult.)
设计师在画作中通过改变线条的稠密度来创造阴影效果。 (The designer creates shadow effects in the painting by changing the density of the lines.)
研究表明，该地区的植被稠密度正在逐年下降。 (Research shows that the vegetation density in this area is decreasing year by year.)
You will encounter 稠密度 primarily in professional, academic, and journalistic settings. It is a staple of the evening news, especially during reports on demographics, environmental protection, or urban development. If you listen to a podcast about science or technology, or read a specialized magazine like National Geographic China or a business journal, this word will appear frequently.
- News & Media
- Journalists use it to describe societal shifts, such as the '稠密度' of migrant populations in mega-cities like Beijing or Shenzhen.
新闻报道：专家指出，提高城市交通网的稠密度是解决拥堵的关键。 (News report: Experts point out that increasing the density of the urban transportation network is the key to solving congestion.)
In the workplace, particularly in fields like manufacturing, textile production, or data science, 稠密度 is used to discuss quality control. For example, a quality inspector might complain that the 稠密度 of a batch of fabric does not meet the standard. In the tech industry, engineers talk about '像素稠密度' (pixel density, PPI) when comparing the latest smartphones or monitors.
- Academic Environment
- In university lectures on ecology, biology, or physics, professors use this word to describe the concentration of organisms or particles.
教授：我们在实验中观察到，随着温度升高，溶液的分子稠密度发生了变化。 (Professor: We observed in the experiment that as the temperature rises, the molecular density of the solution changes.)
Interestingly, you might also hear this word in the context of high-end culinary arts, though it is rare. A food critic might describe a rich, concentrated sauce using 稠密度 to emphasize its physical presence and richness, though 黏稠度 is more common here. The use of 稠密度 in food context implies a more objective, almost scientific appreciation of the texture.
- Data Science
- In data visualization, '稠密度' refers to the concentration of data points in a scatter plot or heatmap.
这张热力图清晰地显示了用户点击行为的稠密度。 (This heatmap clearly shows the density of user click behavior.)
在纺织行业，纱线的稠密度直接关系到布料的手感。 (In the textile industry, the density of the yarn is directly related to the feel of the fabric.)
天文学家通过分析星云的稠密度来预测新恒星的诞生。 (Astronomers predict the birth of new stars by analyzing the density of nebulae.)
While 稠密度 is a useful word, it is easy to misuse, especially for English speakers who might use 'density' for everything. The most common error is confusing it with its close cousins 密度 (mìdù) and 黏稠度 (niánchóudù). Understanding the boundaries of these three terms is essential for B2-level proficiency.
- Mistake 1: Confusing with 密度 (Mìdù)
- Density in physics (mass/volume) is always 密度. Using 稠密度 in a physics exam would be technically incorrect. Use 稠密度 for 'closeness of discrete objects' (like trees or houses) rather than 'compactness of a substance's molecules.'
Incorrect: 水的稠密度比油大。 (The 'closeness' of water is greater than oil.)
Correct: 水的密度比油大。 (The density of water is greater than oil.)
Another frequent mistake is using 稠密度 to describe the consistency of a liquid. If you are talking about how thick a soup or a porridge is, the correct word is 黏稠度 or simply the adjective 稠. 稠密度 refers to how many things are in a space, not how 'thick' the substance itself feels to the touch or taste.
- Mistake 2: Confusing with 黏稠度 (Niánchóudù)
- 黏稠度 refers to viscosity/thickness of liquids. 稠密度 refers to spatial density.
Incorrect: 这碗粥的稠密度刚刚好。 (The spatial density of this porridge is just right.)
Correct: 这碗粥的黏稠度刚刚好。 (The viscosity of this porridge is just right.)
Learners also often forget that 稠密度 is a noun. It cannot be used as an adjective. You cannot say 'The forest is very 稠密度.' You must say 'The forest's 稠密度 is very high.' This is a common grammatical slip for those used to the flexible parts of speech in English.
- Mistake 3: Over-using in Casual Speech
- Using 稠密度 in a casual conversation with friends might sound overly academic or strange. Stick to '挤' (jǐ) for crowds or '密' (mì) for things being close together.
Natural: 地铁里人真多，太挤了！ (There are so many people in the subway, it's so crowded!)
Awkward: 地铁里的人口稠密度太大了。 (The population density in the subway is too large.)
Incorrect: 这里的树林很稠密度。 (The forest here is very 'density'.)
Correct: 这里的树林稠密度很高。 (The density of the forest here is very high.)
Incorrect: 增加颜料的稠密度。 (Increase the spatial density of the pigment.)
Correct: 增加颜料的浓度。 (Increase the concentration of the pigment.)
To truly master 稠密度, you must be able to distinguish it from several other words that describe closeness, thickness, or concentration. Each of these alternatives has a specific 'flavor' and context where it is most appropriate.
- 1. 密度 (Mìdù)
- The most general and scientific term. Use for physics, mathematics, and general statistics. It is the 'default' word for density.
- 2. 浓度 (Nóngdù)
- Refers to concentration, specifically of a solute in a solvent (like salt in water) or gas in air (like CO2). Use this for chemical or substance mixtures.
- 3. 黏稠度 (Niánchóudù)
- Refers to viscosity. Use for liquids that are thick, sticky, or flow slowly, such as honey, blood, or oil.
Comparison: 城市的稠密度 (Urban density) vs. 溶液的浓度 (Solution concentration) vs. 胶水的黏稠度 (Glue viscosity).
There are also more descriptive words for specific contexts. 密集 (mìjí) is an adjective meaning 'concentrated' or 'crowded,' often used for things like 'firepower' (火力密集) or 'population' (人口密集). 浓厚 (nónghòu) is used for abstract things like 'interest' (兴趣浓厚) or 'atmosphere' (氛围浓厚), as well as physical things like 'smoke' or 'fog.'
- 4. 紧凑 (Jǐncòu)
- Means 'compact' or 'well-structured.' Used for schedules, writing styles, or small but efficient car designs.
这篇文章的结构非常紧凑，没有废话。 (The structure of this article is very compact, with no nonsense.)
为了防止火灾，我们需要控制建筑物的稠密度。 (To prevent fires, we need to control the density of the buildings.)
这种布料的经纬线稠密度很高，质量极佳。 (The density of the warp and weft of this fabric is very high, and the quality is excellent.)
レベル別の例文
这里的树很多，稠密度很高。
There are many trees here; the density is very high.
稠密度 (noun) + 很高 (is very high).
这个小盒子的稠密度很大。
The density of this small box is very large.
Using '大' (large) with density.
城市里人的稠密度高。
The density of people in the city is high.
人口 (population) is implied here.
草地的稠密度不均匀。
The density of the grass is not even.
不均匀 (not even/uniform).
我们要看星星的稠密度。
We need to look at the density of the stars.
Simple subject-object structure.
这里的房子稠密度太低了。
The building density here is too low.
太低了 (too low).
你可以改变点的稠密度。
You can change the density of the dots.
改变 (change) + object.
书架上书的稠密度很大。
The density of books on the shelf is very high.
Possessive '的' connecting books and density.
这个地区的森林稠密度在增加。
The forest density in this area is increasing.
在增加 (is increasing) indicates an ongoing process.
上海的人口稠密度非常大。
Shanghai's population density is very large.
人口稠密度 is a very common fixed phrase.
这种布料的稠密度很好，很暖和。
The density of this fabric is very good; it's very warm.
Connecting density to a physical property (warmth).
我们需要降低这里的建筑稠密度。
We need to reduce the building density here.
降低 (reduce/lower) is a common verb for density.
由于稠密度太高，小鱼很难生存。
Because the density is too high, it's hard for small fish to survive.
由于 (due to/because) introduces the reason.
请测量一下这些粒子的稠密度。
Please measure the density of these particles.
测量 (measure) is a formal verb.
这里的交通稠密度在高峰期很高。
The traffic density here is very high during rush hour.
高峰期 (rush hour) provides context.
这幅画的线条稠密度非常有意思。
The density of the lines in this painting is very interesting.
Using density to describe art.
为了保护环境，我们必须控制旅游景区的稠密度。
To protect the environment, we must control the density of tourist attractions.
控制 (control) is used for management contexts.
人口稠密度过高会导致资源分配不均。
Excessive population density can lead to uneven resource distribution.
导致 (lead to) connects cause and effect.
这种新型屏幕的像素稠密度达到了惊人的水平。
The pixel density of this new screen has reached an amazing level.
像素稠密度 (pixel density) is a technical term.
通过调整种群稠密度，可以提高农作物的产量。
By adjusting the population density, crop yields can be improved.
通过 (by/through) indicates a method.
该地区的建筑稠密度已经超出了城市的负荷。
The building density in this area has exceeded the city's capacity.
超出...负荷 (exceed the capacity).
科学家们正在研究星系中心恒星的稠密度。
Scientists are studying the density of stars at the center of the galaxy.
Academic context using '研究' (study/research).
这种材料的纤维稠密度决定了它的坚固程度。
The fiber density of this material determines its degree of firmness.
决定 (determines) shows a causal relationship.
由于空气中污染物的稠密度增加，能见度降低了。
As the density of pollutants in the air increased, visibility decreased.
能见度 (visibility) is often paired with density.
城市规划者需要综合考虑交通流量与居住稠密度的关系。
Urban planners need to comprehensively consider the relationship between traffic flow and residential density.
综合考虑 (comprehensively consider).
在干旱地区，植被的稠密度通常会显著下降。
In arid regions, the density of vegetation usually drops significantly.
显著 (significantly) describes the degree of change.
这种算法可以有效计算图像中噪点的稠密度。
This algorithm can effectively calculate the density of noise in an image.
算法 (algorithm) and 计算 (calculate) are technical.
该项研究分析了社交网络中信息传播的稠密度。
The study analyzed the density of information dissemination in social networks.
Abstract usage for information flow.
为了优化性能，工程师正在调整芯片内部晶体管的稠密度。
To optimize performance, engineers are adjusting the density of transistors inside the chip.
优化 (optimize) and 性能 (performance).
人口稠密度的不平衡分布加剧了区域经济差异。
The unbalanced distribution of population density has exacerbated regional economic disparities.
加剧 (exacerbate) is a strong B2/C1 verb.
这种滤网的孔隙稠密度是经过精确设计的。
The density of the pores in this filter mesh is precisely designed.
经过 (undergone/through) + descriptive phrase.
气候变化对海洋生物的分布稠密度产生了深远影响。
Climate change has had a profound impact on the distribution density of marine life.
对...产生深远影响 (have a profound impact on...).
作者通过文字的稠密度来把控小说的叙事节奏。
The author controls the narrative pace of the novel through the density of the writing.
Metaphorical use in literary analysis.
在该数学模型中，稠密度被定义为单位面积内的随机点数。
In this mathematical model, density is defined as the number of random points per unit area.
Formal definition within a specific framework.
这种社会学理论探讨了城市空间稠密度与犯罪率之间的相关性。
This sociological theory explores the correlation between urban spatial density and crime rates.
相关性 (correlation) is a key academic term.
在微观层面，分子的稠密度决定了物质的状态变化。
At the microscopic level, the density of molecules determines the change in the state of matter.
微观层面 (microscopic level).
该地区的商业稠密度反映了其作为经济中心的地位。
The commercial density of the area reflects its status as an economic center.
反映 (reflects) and 地位 (status/position).
这种新型复合材料通过提高原子稠密度增强了其抗压性。
This new composite material enhances its compression resistance by increasing atomic density.
增强 (enhance) and 抗压性 (compression resistance).
在数据挖掘中，稠密度聚类是一种常用的无监督学习算法。
In data mining, density clustering is a commonly used unsupervised learning algorithm.
Technical term: 稠密度聚类 (Density-based clustering).
这种建筑风格强调空间的稠密度与通透感之间的平衡。
This architectural style emphasizes the balance between spatial density and transparency.
通透感 (sense of transparency/openness).
在宇宙演化的早期阶段，物质的稠密度极高，处于一种奇点状态。
In the early stages of cosmic evolution, the density of matter was extremely high, in a state of singularity.
High-level physics and cosmology terminology.
该论文深入剖析了语义稠密度对机器翻译准确性的影响。
The paper deeply analyzes the impact of semantic density on the accuracy of machine translation.
深入剖析 (deeply analyze) and 语义稠密度 (semantic density).
这种法律文本的稠密度使得非专业人士难以在短时间内完全理解。
The density of this legal text makes it difficult for non-professionals to fully understand in a short time.
Describing the complexity of information as 'density'.
通过操纵光子的稠密度，科学家成功实现了量子纠缠的稳定化。
By manipulating the density of photons, scientists successfully stabilized quantum entanglement.
操纵 (manipulate) and 量子纠缠 (quantum entanglement).
在城市生态学中，稠密度被视为衡量生物多样性的关键指标之一。
In urban ecology, density is regarded as one of the key indicators for measuring biodiversity.
衡量 (measure/gauge) and 指标 (indicator).
这种艺术表现手法通过色块的稠密度变化来传达强烈的情感张力。
This artistic expression technique conveys strong emotional tension through changes in the density of color blocks.
情感张力 (emotional tension).
历史学家考察了中世纪城市人口稠密度与流行病爆发的因果联系。
Historians examined the causal link between medieval urban population density and epidemic outbreaks.
因果联系 (causal link/connection).
在大规模集成电路设计中，如何平衡布线稠密度与散热效率是一个永恒的难题。
In large-scale integrated circuit design, how to balance wiring density and heat dissipation efficiency is an eternal challenge.
布线稠密度 (wiring density) and 散热效率 (heat dissipation efficiency).
Summary
稠密度 (chóumìdù) is your go-to word for describing how 'packed' a space is with specific objects. For example, '人口稠密度' (population density) is a key phrase for talking about big cities.
- 稠密度 (chóumìdù) is a formal noun meaning 'density' or 'compactness.'
- It is primarily used for discrete items like people, trees, or buildings in a space.
- Commonly paired with 'high' (高) or 'low' (低) to describe spatial distribution.
- Essential for discussing urban planning, agriculture, and technical material properties.
関連コンテンツ
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generalの関連語
一下儿
A1「ちょっと」「少し」という意味で、動詞の後ろに置いて口調を和らげます。
点儿
A1少し、あるいは少量の。動詞の後に置いて「少しの〜」を、形容詞の後に置いて比較（もう少し〜）を表します。
有点儿
A1少し、ちょっと（不満や不快な状態を表す）
一下
A2ちょっと；少し（動詞の後に置いて、口調を和らげるために使われます）。
一点儿
A1少し、少々。量や程度がわずかであることを表す。
一会儿
A1少しの間、しばらく。
一部分
B1一部分（いっぶぶん）；一部。
异样
B1普通とは違う、様子が変であること。
关于
A1「〜について」や「〜に関する」を意味する前置詞。話題を導入したり、本や会話の内容を定義したりする際に使われます。
快要
A2電車はまもなく駅に到着します。もうすぐ雨が降るので、傘を持って行きなさい。
