| 释义 |
con·cen·trate /ˈkɒnsəntreɪt/ vt. | vi. | n. | a.
I ❶ vt.
1. 集中；聚集，集结
concentrate one's attention (efforts, thoughts) on (或 upon, toward) sth. 把注意力(精力，思想)集中在某事上
The radio-set operator's whole being was concentrated in the tips of his fingers. 报务员的整个身心都凝聚在他的手指尖上。
concentrate the troops 集结军队
2. 浓缩
concentrate fruit juice 将果汁浓缩
3. 【矿】精选，富集
concentrate an ore 精选矿石
❷ vi.
1. 集中；聚集，集结
The bulk of the population concentrates in the cities. 人口的大部分集中在城市。
2. 全神贯注；全力以赴 (on, upon)
The speaker asked the audience to concentrate hard. 演讲者要求听众高度集中注意力。
He concentrated solely on law studies. 他把全部精力只用于攻读法学。
We have concentrated on recording the changes taking place in contemporary English. 我们已把精力集中于记录当代英语中发生的变化。
You'll solve the problem if you concentrate upon it. 如果你全神贯注，你就会解决这个问题。
3. 浓缩
II n.
浓缩物；精饲料；【矿】精矿
orange juice concentrate 浓缩橙汁
leaf protein concentrate 叶蛋白质精饲料
III a.
= concentrated
[concentration 的逆构] |