concentration

concentration怎么读

英式音标：[ˌkɒnsnˈtreɪʃn]

美式音标：[ˌkɑnsnˈtreɪʃn]

concentration基本解释

n. 浓度；集中；浓缩；专心；集合

concentration的意思释义

n.

集中；专心；关注；浓度

变形

复数：concentrations

双语释义

n.(名词)

[U]专心,专注 the direction of attention on a single thing,idea,subject,etc.

[C]集中,集结 a close gathering

英英释义

concentration[ ,kɔnsən\'treiʃən ]

n.

(chemistry) the strength of a solution; number of molecules of a substance in a given volume (expressed as moles/cubic meter)

the spatial property of being crowded together

同义词：densitydensenesstightnesscompactness

strengthening the amount of a substance in a unit amount of another substance (as of a solute in a mixture) by removing the other substance

increase in density

complete attention; intense mental effort

同义词：engrossmentabsorptionimmersion

bringing together military forces

great and constant diligence and attention

同义词：assiduityassiduousness

concentration用法及例句

词汇搭配

用作名词 (n.)

动词+～

disrupt〔disturb〕 one\'s concentration扰乱注意力

lose one\'s concentration分散注意力

形容词+～

considerable concentration高度集中的注意力

deep concentration聚精会神

high concentration高浓度

large concentration of population人口高度集中

low concentration低浓度

～+名词

concentration camp集中营

介词+～

in concentration专心地

power of concentration集中思想的能力

with concentration专心地

～+介词

concentration of fire火力集中

concentration of sea water海水浓缩

concentration on对…的专注

concentration on civil rights对公民权利的专注

词组短语

concentration of sth集中；聚集

high concentration高浓度，高强度

stress concentration应力集中

concentration on注意力集中于…

low concentration低浓度；低集中度

gas concentration气体浓度；气含量

sediment concentration含沙量；沉积物浓度

solution concentration溶液浓度

ion concentration离子浓度

dust concentration粉尘浓度；尘末浓度

mass concentration质量浓度

concentration camp集中营

initial concentration起始浓度；初浓度

salt concentration盐浓度，含盐浓度

concentration ratio集中度；浓度比率

concentration factor集中系数；浓缩系数

alcohol concentration酒精浓度

concentration polarization浓差极化

stress concentration factor应力集中系数

volume concentration[化]体积浓度；体积密度

双语例句

用作名词(n.)

The tennis players need total concentration during play.

网球运动员在比赛中需要全神贯注。

Stress and tiredness often result in a lack of concentration.

紧张和疲劳常使人精神不集中。

Concentration is essential if you want to do a good job.

如果你想把事情做好,专心是必要的。

His area of concentration is economics.

他专心研究经济学。

Check oxygen concentration by a refractometer.

用折射仪测量一下氧气的浓度。

Titanium is useful at low concentration only.

钛只在低浓度时起作用。

例句参考

Estimation of the concentration of low density lipoprotein cholesterol in plasma without use of the ultracentrifuge

Estimation of concentration of low-density lipoprotein cholesterol in plasma without use of the preparative ultracentrifuge

Estimation of the concentration of low-density lipoprotein cholesterol in plasma, without use of the preparative ultracentrifuge.

Long-term effects of pravastatin on plasma concentration of C-reactive protein. The Cholesterol and Recurrent Events (CARE) Investig...

Diabetes mellitus, fasting blood glucose concentration, and risk of vascular disease: a collaborative meta-analysis of 102 prospecti...

Relationship between the inhibition constant (K1) and the concentration of inhibitor which causes 50 per cent inhibition (I50) of an...

Homeostasis model assessment: insulin resistance and B-cell function from fasting plasma glucose and insulin concentration in man

Glutathione S-transferase A. A novel kinetic mechanism in which the major reaction pathway depends on substrate concentration.

Homeostasis model assessment : Insulin resistance and β-cell function from fasting plasma glucose and insulin concentration in man

Homeostasis model assessment: insulin resistance and beta-cell function from fasting plasma glucose and insulin concentration in man.

concentration词源

concentration (n.)

1630s, \"action of bringing to a center,\" noun of action from verb concentrate (v.). Meaning \"a mass so collected\" is from 1670s; \"continuous focus of mental activity\" is from 1846.

concentration相关例句

1. The concentration of acid in vomitus or aspirate need not reach this limit.

呕吐物或吸引液内酸的浓度不需要达到这一程度。

2. Adsorption is the concentration of one substance very near the surface of another.

吸附作用是一种物质非常接近地集中在另一种物质的表面。

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3. There is no consistent link between income concentration and credit booms, however.

然而，收入集中和信贷繁荣之间不存在任何联系。

4. One point of concentration is where the air tube and bronchus divides.

集中的一点是气管和支气管分叉的地方。

5. Because Mathematics (Finance) needs the ability of logic thinking and data processing, so I need to keep clear thinking and concentration.

因为数学（金融）需要逻辑思维能力和数据处理，所以我需要保持清晰的思维和浓度。

8. Concentration is distinct from dehydration, based on differences in final water content and product characteristics.

由于较终的水分含量和产品特性不同，浓缩与脱水是不同的。

9. A high factor of safety should be used because this method is only a rough approximation and stress concentration is present.

译成：因为此方法只是一种近似的方法，而且存在应力集中，所以应选取较大安全系数。

10. All these things take away your concentration and hinder you from being the best person you can be.

所有这些东西拿走您的浓度和阻碍你成为较好的人可以得到。

11. This concentration is not dissipated by agents.

这一浓缩不会被媒介所冲淡。

13. Because the battery is colloidal solid, so the electrolyte concentration, there is no acid layer phenomenon.

由于电池为胶状固体，所以电解质浓度均匀，不存在酸分层现象。

15. If this high concentration of blood sugar continues for a long period, it will affect the vascular system and cause serious diseases including arteriosclerosis and retinal hemorrhages.

如果这种高血糖浓度状况持续一段长时期，将影响到血管系统并导致包括动脉硬化和视网膜出血在内的严重疾病。

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16. The preparation process consists of pretreatment , acid hydrolysis, neutralization , decoloration and concentration.

其制备工艺包括原料的预处理、酸水解、中和、脱色和浓缩。

17. The concentration of biomolecule adsorbed on surface could also be determined according to the resonance angle shift.

生物分子在材料表面吸附的浓度也可以通过检测共振角度的偏移而获得。

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18. Results The volume and concentration of alcohol had significant effect on the indexes.

结果乙醇浓度和乙醇用量对考察指标具有显著性影响。

19. Osmotic force is the tendency of a solvent to equalize concentration throughout its volume. This force is overcome by applying pressure to the paint passing through the ultrafilter.

渗透力是一个溶剂在其容积内浓度不断平衡的趋势。这个力靠施加压力使油漆通过超滤装置来克服。

20. Because of this concentration stress is high and is relieved to a certain extent by elastic deformation.

由于接触的这种集中，应力很高，并且因弹性变形而有某些程度的减小。

22. Celebrity memory game is great way to train your spatial and working memory! Improve focus and concentration!

名人的记忆游戏是伟大的方式来训练你的空间和工作记忆！提高集中和集中！

23. Basing on the three dimentional model and starting from advection diffusion equation, a prediction model for concentration field is set up.

在此基础上，从平流扩散方程出发，建立了一个与上述流场相应的浓度场预报模式。

24. The carbon diffusion layer is affected by concentration gradient of alloy elements and carbon, atom diffusion, the heat treatment and surfacing processes.

碳扩散层的形成受合金元素与碳的浓度梯度、原子扩散、热处理工艺和堆焊工艺等因素的影响；

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25. The drug may affect your powers of concentration.

这种药可能会影响你的注意力集中。

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26. That is because, during daytime hours, the concentration of NO2 in those cities was, on average, about 20% lower on Sundays.

这是因为在这两个城市的白天时段，平均下来周日的二氧化氮浓度要低大约20%。

27. One fault of the American businessman is lack of concentration.

美国企业家的一个错误就是缺少集中。

28. At current levels of demand any problem caused by the geographical concentration of supply would thus be an irritating blip rather than an existential crisis.

按照当前的需求水平，供应来源集中于某地的会引起的任何问题都只不过会让人烦恼一时，不会造成生存危机。

31.A large proportion of the fluorine is vaporized during the concentration process.

在浓缩过程中大部份氟蒸出。

32.Concentration in ownership marks the distribution of income and wealth.

财产所有权的集中，标志着收入与财富的分布情况。

33.Dr. Bledsoe sat with a benign smile of inward concentration.

布莱索博士坐在椅子上，思想集中，脸上露出了一副宽厚的笑容。

34.If evaporation and concentration continues a saturated solution will eventually be produced.

如果继续蒸发和浓缩，较终就形成饱和溶液。

35.It is necessary to enrich the fuel by increasing the percentage concentration of uranium-235.

必须提高铀235浓度的百分比，使燃料浓集。

36.Imagism is distinguished by its concentration on the hard, verbally created image rather than the translucent symbol.

意象主义以其专注于由严格的词语创造的意象而不是以易于了解的象征为特色。

37.This chapter discusses a kind of mental ergonomics—how we can ensure that our products support user intelligence and effectiveness and how we can avoid disrupting the state of productive concentration that we want our users to be able to maintain.

本章将讨论有关这类问题的心理人因工程学——如何使我们的产品发挥用户的智慧、提高产品的效力、在产品的使用中如何保持住用户的注意力，以及如何避免破坏用户的专注状态。

39.He is a boy with little power of concentration.

他是个注意不易集中的男孩。

40.If a user must divert his attention from the application to search out a tool, his concentration will be broken.

如果一个用户必须将注意力从程序转移到寻找某个工具，其专注会被破坏。

-- 来源 -- About Face 3交互设计精髓