He had been chipping away at the problem util it was solved completely.

他一直在琢磨这个问题，直到把它完全解决为止。

youdao

The calibration of mass spectrometers for partial pressure remains a problem which has not been solved completely yet.

分压力质谱计的校准是一个没有完全解决的难题。

youdao

The most enjoyable thing is to give, and when you will give (you will) your economic problems will be solved completely.

最为可喜的是给予，而当你愿意去给予时，你的经济问题就彻底解决了。

youdao

But it was not until nineteen ninety-three that the problem was completely solved using corrective mirrors.

VOA: special.2009.09.30

No one, anywhere, at any time, has completely solved the problem of tax evasion.

FORBES: Magazine Article

Such solutions are known as "mental restructurings, " since the problem is only solved after someone asks a completely new kind of question.

WSJ: Jonah Lehrer on How to Be Creative