I've no idea how her mind works!

我真不知道她是怎么想的！

《牛津词典》

youdao

youdao

And you have no idea how meaningful that is to me."

VOA: standard.2010.04.05

I mean, they have no idea how hard we work, and look at this gigantic split infinitive, to dramatically help.

他们不知道我们有多么努力地工作，注意到这之间的巨大鸿沟，会有很大的帮助。

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I don't own a car, I have no idea how to drive.

我没有车，也不知道怎么开车。

I'm ~ing 实战 - SpeakingMax英语口语达人

We knew what was coming, but had no idea how crazy it would be.

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Because I have no idea how to explain "Livin' La Vida Loca" to a child.

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"I have no idea how he got so much done, " said Mr. Wilkinson of Mr. Duquette.

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