I'm sorry. I don't know what you mean.

对不起。我听不懂你的意思。

youdao

SCARLETT: I'm sure I don't know what you mean.

思嘉：真不知道你在说什么。

youdao

You know what I mean—I'm sure I don't need to spell it out.

你明白我的意思—肯定不需要我解释了。

《牛津词典》

I mean, I don't make people be friends with each other but I mean, you know. What's up?

他们不一定要成为朋友,而是，你懂的，什么？

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