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雅思
雅思词汇

concentration

剑雅词频:9次
con共同
centr中心
ation表结果
集中

[ˌkɒnsənˈtreɪʃən]


【释义】

基本释义 n. 集中

常考释义 n. 浓度;密度

【变形】

复数:concentrations    

n. 浓度;密度

【剑雅例句】

1. For example, if a company is producing fruit juice and it dilutes its product so that it's just a little below the concentration it should be, many millions of people may be paying a small amount extra for their carton of orange juice.(剑雅4-TEST2)

例如,如果一个公司是生产果汁,它稀释了其产品,这只是比通常的浓度低一点点,数百万的人可能支付少量的额外钱去买果汁。

2. Since that time, the concentration of mercury has increased significantly.(剑雅5-TEST3)

从那时起,汞的浓度便大幅上升。

n. 专心;专注;全神贯注

【剑雅例句】

1. One thing that can hold joy back is a person's concentration on avoiding failure rather than their looking forward to doing something well.(剑雅10-TEST4)

能够抑制快乐的一件事情是一个人专注于避免失败而不是期望去把某件事情做好。

n. 浓缩【化】

n. 集中;集聚