concentrate的名词有concentration和concentrate两种形式。concentration的意思是“浓度;集中;专心;专注”,是可数名词,有复数形式。而concentrate作为名词时意为“浓缩;精选;浓缩液”,是不可数名词,没有复数形式。
1、She was possessed of exceptional powers of concentration.
她有高超的专注能力。
2、His concentration lapsed after a few minutes.
几分钟后他的注意力就下降了。
3、Tiredness affects your powers of concentration.
疲劳影响注意力的集中。
4、Tiredness affects your powers of concentration.
疲劳影响注意力的集中。
5、She frowned with concentration.
她全神贯注,紧锁双眉
concentrate本身可以作名词也可以作动词,作名词为“浓缩物”,作动词为“集中、聚精会神、使...集中、(使)浓缩”。表示动词的含义时,其名词形式还可以为“concentration”。
concentrate相关词组:
concentrate one's attention on sth
concentrate on one's work
concentrate on
concentrate相关例句
The threat of going bankrupt is very unpleasant but it certainly concentrates the mind.
即将破产的威胁虽令人极烦恼,但确也能逼迫人开动脑筋。