concentration on sth

 
  • 專心; 集中精力

concentration on sth的用法和樣例:

例句

  1. She couldn't concentrate on a book very long.
    她不能長時間專心讀一本書。
  2. You must keep your mind on your work.
    你必須專心工作。
  3. I can't concentrate on my work when I'm tired.
    我累了就無法集中精力工作。
  4. 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:

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