concentration meaning in English
n.
1.集中。
2.【化学】提浓，蒸浓，浓缩；浓度；稠密度；【矿物】汰选，选矿，富化。
3.集中注意，专心。
短语和例子
Examples
- She wrinkled her brows in concentration .
她蹙额皱眉，陷入沉思。 - S is the concentration of unpaired nucleotides .
S是不配对的核苷酸的浓度。 - Freckles are simply concentrations of melanin .
雀斑不过是高浓度的黑色素。 - This concentration is not dissipated by agents .
这一浓缩不会被媒介所冲淡。 - Some of the concentrations are negligibly small .
某些浓度小到可以忽略不计。