lost cause

英 [ˌlɒst ˈkɔːz]

美 [ˌlɔːst ˈkɔːz]

n.  业已失败的事情; 没有希望的事情

牛津词典

noun

• 业已失败的事情；没有希望的事情
  something that has failed or that cannot succeed

柯林斯词典

• N-COUNT 必败无疑的事；无望之人
  If you refer to something or someone asa lost cause, you mean that people's attempts to change or influence them have no chance of succeeding.
  1. They do not want to expend energy in what, to them, is a lost cause.
     他们不想把精力投到他们认为注定不会成功的事中去。

英英释义

noun

• a defeated cause or a cause for which defeat is inevitable

双语例句

• Finding love where you labor is never a lost cause.
  在你工作地方寻找爱不是注定要失败的。
• It not only delay the time of drilling 、 extend drilling period 、 spend a lot of lost circulation material, but also cause a series of accident such as sticking 、 well spout 、 collapse.
  它不仅会延误钻井作业时间，延长钻井周期，耗费大量堵漏材料，还会引起卡钻、井喷、井塌等一系列复杂情况。
• If the marriage doesn't take, it's a lost cause because divorce is out of the question.
  要是婚姻不如意，那就玩儿完了，因为离婚是不容许的。
• I've tried three times to get my book back from her but it's a lost cause.
  我已经三次试图从她那儿把我的书要回来，可是一点都没用。
• The lost Supreme Court case was not a lost cause, however.
  然而，输了最高法庭的案子并非一件失败的事情。
• He is a tone deaf, so he is a lost cause when it comes to music.
  他对音调一点感觉也没有，所以听音乐的时候他就无可救药了。
• You're saying it's a lost cause, right?
  你说这件事失败了，是吗？
• If the person is a lost cause, walk away.
  如果对方是个心怀鬼胎的人，直接转身离开。
• And I'm going to stay right here and fight for this lost cause.
  我会留在这，为已经遗失的目标奋斗。
• The results show that the soil erosion on slope not only bring about soil nutrients lost, but also cause the soil physical property damaged, soil infiltration capability weakened.
  结果表明，土壤侵蚀造成表层耕作土壤的物理性能下降、养分流失和水分入渗能力降低。