白费力气 [
bái fèi lì qì]
beat the air
- 但是通常这种努力让人觉得是白费力气。
Quite often it can feel like a lost cause. - 想要离开部队是白费力气,因为你就是赢不了。
It's no use trying to leave the military because you just can't win. - 换句话说,想要离开部队是白费力气,因为你就是赢不了。
In other words, it's no use trying to leave the military because you just can't win.
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