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基本释义
  1. 指不必要的忧虑。
详细释义
  1. 【解释】:指不必要的忧虑。
近义词
替古人担忧
英文翻译
  1. often used with negatives, e.g. no need to worry about past issues
  2. to fret over the worries of long-departed people (idiom)
  3. to worry unnecessarily
  4. crying over spilt milk