concentration
n. 集中；专心；浓度
近义词：absorption，attentiveness，attention，meditation，awareness，focus，deliberation，study，condensation，compression，application，speciality，thinking，collection，assiduity，immersion，engrossment，density，tightness，assiduousness，denseness，compactness，distraction，dilution，distribution，
详细释义
n.(名词)
- 【化】浓度
- 集中（注意），专心，专注，定神，专心致志的劲头
- 【化】提浓，蒸浓，浓缩
- 稠密度，浓缩度，高浓度
- 【矿】汰选，选矿
- 富化
- 丰度
- 关注，重视
- 含量
双解释义
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
Noun
- the strength of a solution; number of molecules of a substance in a given volume
- the spatial property of being crowded together
- strengthening the concentration (as of a solute in a mixture) by removing diluting material
- increase in density
- complete attention; intense mental effort
- bringing together military forces
- great and constant diligence and attention
组词搭配
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
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。