必须找到它，不然会前功尽弃。

It must be found, or else all this work is meaningless.

youdao

这可能意味着多年的工作前功尽弃。

It might mean undoing years of work.

youdao

如果我现在把它剪断，就等于前功尽弃。

Now if I cut it, all my previous work will be wasted.

youdao

噢，天啊，我的努力已是前功尽弃了。

Oh, my God! All my efforts have gone down the drain.

youdao

一步走错，便前功尽弃。

One will undo all our work.

youdao

一步走错，便前功尽弃。

One misstep will undo all our work.

youdao

每个人都必须竭尽全力，否则就要前功尽弃。

Everybody must spare no efforts, or else they would waste their previous time.

youdao

只要你嘴里漏出一个字，一切努力就前功尽弃啦。

And if a single word were to come from your mouth, all your work would be lost.

youdao

就算你与老板一直保持很好的工作关系，说谎也会让你前功尽弃。

Even if you had a wonderful working relationship before, this probably destroyed it.

youdao

就算你与老板一直保持很好的工作关系，说谎也会让你前功尽弃。

Even if you had a wonderful working relationship before, this probably destroyed it.

youdao