concentration

英 [ˌkɒnsen'treɪʃən] 美 [ˌkɒnsen'treɪʃən]

• n. 集中；专心；浓度

双解释义

n. (名词)

1. [U]专心,专注

   the direction of attention on a single thing,idea,subject,etc.

2. [C]集中,集结

   a close gathering

详尽释义

n. 名词

1. 【化】浓度
2. 集中（注意），专心，专注，定神，专心致志的劲头
3. 【化】提浓，蒸浓，浓缩
4. 稠密度，浓缩度，高浓度
5. 【矿】汰选，选矿
6. 富化
7. 丰度
8. 关注，重视
9. 含量

英英释义

Noun:

1. the strength of a solution; number of molecules of a substance in a given volume

2. the spatial property of being crowded together

3. strengthening the concentration (as of a solute in a mixture) by removing diluting material

4. increase in density

5. complete attention; intense mental effort

6. bringing together military forces

7. great and constant diligence and attention

例句

用作名词 (n.)

1. The tennis players need total concentration during play.
   网球运动员在比赛中需要全神贯注。
2. Stress and tiredness often result in a lack of concentration.
   紧张和疲劳常使人精神不集中。
3. 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。
4. His area of concentration is economics.
   他专心研究经济学。
5. Check oxygen concentration by a refractometer.
   用折射仪测量一下氧气的浓度。
6. Titanium is useful at low concentration only.
   钛只在低浓度时起作用。

常见句型

用作名词 (n.)

1. The tennis players need total concentration during play.
   网球运动员在比赛中需要全神贯注。
2. It is hard to keep one's concentration up to concert pitch in this sort of scene.
   在这种场合下,要使注意力处于高效能状态是很困难的。
3. It's the sort of work that calls for a high level of concentration.
   这工作需要高度集中注意力。
4. He is most capable of intense concentration.
   他非常擅长集中注意力。
5. This is a novel depicting the bitter sufferings of the inmates in a Nazi concentration camp.
   这是一本描写关押在纳粹集中营的人受苦受难的小说。
6. On concentration of sea water we obtain salt.
   海水经浓缩后我们得到盐。
7. There are heavy concentrations of that fish at the lower depths.
   那种鱼大量聚集在深潭。
8. Large concentrations of capital were in the hands of merchants.
   大量资本集中在商人手里。
9. This concentration of airborne firepower wrought havoc with the enemy forces.
   这次机载火力的集中攻击给敌军造成很大破坏。
10. A gas in solution diffuses from region of greater to one of less concentration.
    溶液中的气体由浓度较高的区域向浓度较低的区域扩散。

经典引文

• The concentration of your force in one position.

  出自： Wellington

• This concentration of all power in the hands of a single man.

  出自： J. R. Green

• The main concentration of West Indians is to be found in Brixton, London.

  出自： E. Moonman

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

近反义词

【近义词】

• absorption 吸收，吸收作用...
• attentiveness 注意
• attention 注意
• meditation 沉思
• awareness 认识
• focus 焦点
• deliberation 熟虑
• study 研究
• condensation 浓缩
• compression 压缩
• application 应用
• speciality 专长
• thinking 思考
• collection 收集
• assiduity 勤勉
• immersion 沉浸
• engrossment 用大字写；占去 ... ...
• density 密度
• tightness 密闭
• assiduousness 刻苦(有毅力...
• denseness 稠密
• compactness 致密性

【反义词】

• distraction 分心
• dilution 稀释
• distribution 分布