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

• 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。
• 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。
• You're saying it's a lost cause, right?
  你说这件事失败了，是吗？
• But does teamwork have to be a lost cause?
  但是团队合作一定是徒劳无功的吗？
• 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。
• Yet, they have provided quality medical service to local residents without asking for returns.40 doctors even lost their lives for this great cause.
  他们大多驻扎在贫困偏远地区，克服生活、医疗条件差等困难，以精湛的医术、高尚的医德为非洲人民提供了优质的医疗服务，甚至有40多名优秀医生献出了宝贵的生命。
• 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。
• 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。
• It was a foolish risk, taken in a lost cause, but he was itching to get to it.
  这是一次愚蠢的冒险行动，是注定要失败的，然而他却迫不及待地想去试一试。
• Our efforts to change the unfair regulations at work turned out to be a lost cause.
  我们努力想改变不公平的工作规定，结果只是枉然。