Parents — you do not know much about such things.

双亲，这是你们不大知道的。

youdao

Most Americans do not know much about 46-year-old Melania Trump.

大多数美国人对46岁的梅拉尼亚知之甚少。

youdao

We do not know much yet about the moon's mantle, that section of superheated rock which goes down hundreds of miles below the crust.

我们对月球地幔所知不多，那些过热的岩石在外壳几百英里以下。

youdao

why,when we do not sleep, we do not function well. We just do not know much about sleep at all."

VOA: special.2009.08.26

Not only is it inevitable that you're going to die; not only do some people live longer than others, you don't know how much more time you've got.

你会死去这不仅是不可避免;,不仅有些人活得比另一些人久，你也不知道自己还剩下多少时间。

耶鲁公开课 - 死亡课程节选

That's not as much in my area of specialization, but I do know that

这不太属于我的专业领域，但是我知道

对于未来的技术 - SpeakingMax英语口语达人

We do not know much about them and they rarely, if ever, appear in public to speak on behalf of their party.

FORBES: Egypt's Veiled First Lady Provides Clues To Where Women Fit Into New Egypt

We do not know much about them and they rarely -- if ever -- appear in public to speak on behalf of their party.

CNN: Egypt's Islamists: Much to prove on women's rights

Actually, I do not know much about Maria.

FORBES: Maria, Of The Garbage Pickers: Cartonera-in-Chief