前功尽弃的英文：
[Literal Meaning]
former/effort/all/lose
All the previous efforts are wasted.
[解释]
以前的努力全部白费。
[Explanation]
All that has been achieved is spoiled.
[例子]
你已经快要拿到博士学位了，一定不要前功尽弃。
[Example]
You are about to earn your PhD degree and should not waste all the previous efforts.
[英文等价词]
to fall by the wayside
blow off one's dogs
go by the board
pass by the board
- all labour lost;waste all the previous efforts;All previous work is wasted
前功尽弃 - All our previous efforts were wasted because of his imprudence.
他的轻率使我们前功尽弃。 - If we stop where we are, all our previous efforts will be wasted.
如果我们就此止步，就会前功尽弃。 - The dam must be closed before the rainy season sets in, or all our labour will be lost
大坝一定要在雨季开始以前合拢，否则就会前功尽弃。 - If his plan isn't approved of by the Committee, all his work will have been wasted.
如果委员会不同意他的计划,他便前功尽弃了。