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

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。
The fires in Complex is prone to make tremendous economic lost and cause lots of death because of the huge interior space, large fire load, complicated candidate and the difficulty of egress.
建筑综合体内部功能和空间复杂，火灾荷载大，人员复杂，容易形成火灾，而且火灾发生后疏散不易，容易造成严重的人员伤亡和经济损失。
But that's a lost cause, says d'Espagnat, who studied particle physics early in his career.
但这是一个败局已定。据说，伯纳德的基本粒子物理学是在他职业生涯的早期研究的。
The implementation of sentence of imprisonment is mandatory. Once this power is lost of control and supervision, it will cause terrible impact. Therefore, such powers must be strictly monitored to be correctly used.
监禁刑执行具有强制性的特点，但是这种权力一旦失去制约和监督就会产生可怕的后果，所以对这种权力必须依法进行严格监督，使之得到正确的行使和运用。
He wants very much to get a job in the film industry, and he takes no notice of me when I tell him it's a lost cause.
他很想在电影行业中找一份工作，我告诉他这是失败的事业，他却没把它放在心上。
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。
One of the toughest decisions faced by hospital staff is how long to keep trying, and when to give up on a particular patient as a lost cause.
医务人员最难做出的决定之一就是要对患者抢救多长时间，以及应在什么时候承认失败，放弃抢救。
His attempt to row across the Atlantic in a bathtub was a lost cause right from the start!
他用澡盆横渡大西洋的企图从一开始就是注定要失败的！
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。
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。