1630s, "action of bringing to a center," noun of action from verb concentrate (v.). Meaning "a mass so collected" is from 1670s; "continuous focus of mental activity" is from 1846.
双语例句
1. We lacked concentration and it cost us the goal and the game.
我们注意力不够集中，结果丢了球，输了比赛。
来自柯林斯例句
2. I knew that concentration was the first requirement for learning.
我知道专心致志是学习的首要条件。
来自柯林斯例句
3. He plays the character with tremendous concentration combined with a pleasing modesty.
他表演这个角色时倾注了巨大的心血，而且非常谦虚和善。
来自柯林斯例句
4. Total concentration is required with no distractions.
要全神贯注，不能有丝毫分神。
来自柯林斯例句
5. Neal kept interrupting, breaking my concentration.
