a lost cause

 
       
  • 徒劳无用的事;注定要失败的事

a lost cause的用法和样例:

例句

  1. The battle against the huge empire was a lost cause.
    与庞大的帝国作战是注定要吃败仗的。
  2. Trying to help him to improve his pronunciation is a lost cause.
    想帮他纠正发音,那肯定没什么用。

a lost cause的海词问答与网友补充:

提问补充

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