concentration on sth的用法和樣例:
例句
- She couldn't concentrate on a book very long.
她不能長時間專心讀一本書。
- You must keep your mind on your work.
你必須專心工作。
- I can't concentrate on my work when I'm tired.
我累了就無法集中精力工作。
- You must focus on turning negatives into positives.
你必須集中精力將消極的東西變成積極的東西。
concentration on sth的相關資料:
臨近單詞
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