我知道她所有的身体尺寸，觉得买到她喜欢的东西很容易。

I know all her measurements and find it easy to buy stuff she likes.

《柯林斯英汉双解大词典》

作为一个生意人，我知道如何让人们买东西。

As a marketer I understood what makes people buy things.

《柯林斯英汉双解大词典》

他们怎么买得起这东西？这倒是我所想知道的。

How can they afford it? That's what I'd like to know.

《牛津词典》

Didn't I know anything about turn about to right, but now I think I know enough to amuse them and to entertain them.

我从前从不知道这些东西，但现在我已经学的足够多,足够引起他们的兴趣了。

麻省理工公开课 - 媒体、教育、市场课程节选

But for me, I like to look at something and just say, "I like this. I don't really know why though."

但对我来说，我喜欢看着某个东西，然后说，“我喜欢这个。但我也不知道为什么。”

关于现代美术 - SpeakingMax英语口语达人

This is on purpose, because one of the things I hope you have learned to do this semester, is look up things you don't know, and figure out what they do. What they mean.

我举这个程序是有目的的，因为我希望你们这续期能学到,如何去查找你不知道的东西并，且弄懂它,们是干什么的，是什么意思。

麻省理工公开课 - 计算机科学及编程导论课程节选