youdao

It is very important that we must be honest about what we do not know.

最重要的是，对于我们不了解的事情我们必须坦诚交待。

youdao

So far we do not know how much of a problem it might be.

到目前为止，我们还不知道这个问题的严重性。

youdao

"Vice President Lyndon Johnson has left the hospital in Dallas, but we do not know to where he has proceeded.

VOA: special.2009.08.16

I mentioned previously that we do not know a lot about how the mechanical stimulation is being converted into chemical and electrical energy.

先前我曾说过,对于机械刺激到化学和电能的转换,我们还知之甚少。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

All of that means we need to explain why these folks do what they end up doing, and we have some hints, but of course we do not know with any certainty or any confidence.

综上所述,我们来想想为什么这些人,要背井离乡呢,我们有一些线索,但是我们并没有有力的证据

耶鲁公开课 - 古希腊历史简介课程节选

The details will have to be negotiated with Congress, so we do not know how it all works.

NPR: Listeners' Money Questions Answered

" The Estimate also states: "We do not know the status of this arrangement.

CNN: Text of CIA Director George Tenet's statement

We do not know, still do not know, what are all the feedbacks in the system.

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