I don't know exactly how we'll manage it , but we will, somehow.

我说不准我们如何去完成这件事，但不管怎样我们一定会完成的。

《牛津词典》

Great, I don't know exactly how they managed it.

太好了，我不知道他们是怎么做到的。

youdao

I don't know exactly how you work.

我不知道您是怎样进行创作的。

youdao

I don't think we know exactly what's going to happen but it's certainly possible that we could get very sluggish growth over the next year or two and possibly even growth could stall out if it doesn't get underway,".

VOA: standard.2009.12.20

He had a suitcase that--I don't know exactly, something like this--had a strap that you'd pull it along and it had four little wheels on the bottom and it worked.

他的行李箱。。。我知道的不太确切，应该是这样的，那上面有一条带子,你可以拉着它,而箱子底部有四个小轮子可以使箱子滑动。

耶鲁公开课 - 金融市场课程节选

I don't know exactly how you work.

我不知道您是怎样进行创作的。

普林斯顿公开课 - 人性课程节选

"I don't know exactly how, but I will help those in need, " he said.

CNN: Jersey man wins Powerball, promises to help others

"I don't know exactly what it means to say 'Flyers hockey, ' but I like the way the team played tonight and I think we deserved the win, " he said.

WSJ: Flyers beat Rangers 2-1 for 1st win of the season

A. I don't know exactly.

CNN: Transcripts from video deposition of Sidney Blumenthal