—Mike, can you tell me the meaning of the letters "KIT"? —Don't you know that? They stand for "keep in touch".

——迈克，你能告诉我字母“KIT”的意思吗？ ——你不知道吗？它们代表着“保持联系”。

youdao

We'd drop down dead—don't you know that?

我们会倒地而死——你不知道吗？

youdao

Don't you know that?

你难道不知道吗？

youdao

When you're teenagers, you don't quite know what to write on there. Little Os and Xs for kisses and things like that.

VOA: special.2010.02.08

Don't you know that? Don't you know that goddamn secret yet?

你们难道不知道那吗，你们还不知道这个秘密吗？

耶鲁公开课 - 1945年后的美国小说课程节选

because there's, I don't know what to say, over 50, 60 colleges, you know, that are recognizable in California

因为在加州有，我不知道怎么说，有五六十多所众所周知的大学，

加州的大学 - SpeakingMax英语口语达人

Don't you know that elephants are made of elements?

NPR: Serenading Science In A New Rock Album

Don't own stocks that you don't even know that you own them.

NPR: Wall Street Woes: Who Gets A Bailout?

And I don't know that she really, you know, I don't know that it is anything that she would remember very well.

NPR: Craig DeMartino: Winner in the Extremity Games