No, I don, t know. maybe he knows.

不，我不知道，也许他知道。

youdao

You don't seem to think! No one thinks-- no one knows how I feel.

VOA: special.2010.05.15

They don't legislate compassion. It's likely that these were considered acts of, who knows, personal conscience, religious conviction, something that was between the individual and society and their God.

也没有给同情立法，这可能是由于人们认为这些行为,只关乎个人良知，宗教信念或者是，介于个人，社会和上帝之间的某一事物。

耶鲁公开课 - 旧约导论课程节选

And he says, I don't, "No one really knows where the Nile River starts."

他说，“我不，没人真的知道尼罗河的源头到底在哪里。”

神话有趣的课 - SpeakingMax英语口语达人

But is there anything to persuade the great mass of "don't knows", turned-off and "don't cares" to finally make up their minds?

BBC: Don't forget the don't-care vote

His claim is based on an opinion poll that excludes "don't knows".

BBC: UKIP seeks two million votes

The students, despite coming from a privileged group, are not that right-wing: only 25% considered themselves on the right compared with 10% left and 51% middle-of-the-road. (Don't knows and others constitute the balance.) Yet they confidently assume that the forward march of market forces will not be halted.

ECONOMIST: Tomorrow��s world elite is optimistic