Black Man: Sorry, we don t know.

黑人：对不起，不知道。

youdao

We don t know him very well.

我们不太了解他。

youdao

Sorry, we don t know.

对不起，不知道。

youdao

But we certainly didn't have goals. I don't know if we had ever heard of Grammys at that point.

VOA: special.2010.04.19

0% of the websites that may change, two years now, into mostly mandarin or some other language. We don't know.

也许，两年后80%的网站，会变成其他语言,可能是普通话，或者其他语言，我们无法预测。

麻省理工公开课 - 媒体、教育、市场课程节选

if we can't think what system it belongs to, that's tantamount to saying we really don't know what it is.

我们就不知道它从属于哪个符号系统，我们就不能认识它了。

耶鲁公开课 - 文学理论导论课程节选

"We don't know where they came from, we don't know who contributed, " he said.

CNN: McCain: Race won't determine outcome of election

There are some we don't know, and in many areas we don't know how we would withstand them.

BBC: John Reid MP, Former Cabinet Minister

College students, we don't know -- we don't know what jobs are going to be out there for us in the future.

CNN: Transcript of May 'CNN Money Summit: Money & Main St.'