concentration是什么意思 concentration的中文翻译及音标
英音 ['kɔnsen'treiʃən] ;
美音 [,kɑnsɛn'treʃən] ;
名词
1.[C,U]集中
2.不可数名词：专心，专注
3.不可数名词：浓缩；浓度
(chemistry) the strength of a solution; number of molecules of a substance in a given volume (expressed as moles/cubic meter)
bringing together military forces
increase in density
the spatial property of being crowded together
complete attention; intense mental effort
great and constant diligence and attention
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
相似短语concentration on 注意力集中于
axle concentration 轮轴集重
biological concentration 生物浓缩
atomic concentration 原子浓度
alcohol concentration 酒精浓度，酒精浓度
concentration cell 浓差电池
concentration of beam 集束
concentration of fertilizer 肥料浓度
concentration of landholding 土地集中
concentration polarization 浓差极化
相似单词concentration n. 1.[C,U]集中2.[U]专心，专注3.[U]浓缩；浓度
high concentration 高强度
boiler(water)concentration 炉水浓度
