But we have the physiologist come in and he'd actually tell us these things. I don't know them.

但是我们的这个生理学家进来，他能告诉这些我不知道的事。

youdao

First of all, in terms of “is this a certainty, does the U.S. have countermeasures?” -- I suspect that the real answers to this lie in the classified realm, and I don't know them.

首先，就“它是否属实，美国是否有相关对策”这个问题而言——我认为，问题的真正答案是保密的，而我不得而知。

youdao

If I don't know a word, I ask them to spell it out for me.

假如我不知道某个词，我请他们替我拼写出来。

《柯林斯英汉双解大词典》

"How does he know what they want?" "Well he lives in the North Pole, I don't know if there's like a speaker or anything, for them to hear what children want."

VOA: special.2009.12.21

I don't know them. I don't have that person.

我根本不懂,也不认识什么生理学家

耶鲁公开课 - 死亡课程节选

So they've got these superhighways which is, I don't know if you've seen them, they are marked on in blue.

所以，他们修了这些高速路，我不知道你见过没有，他们被标成蓝色了。

伦敦的蓝色自行车 - SpeakingMax英语口语达人

' I can feel just as good in sweat pants, and if people are going to judge me on what I'm wearing, then I don't want to know them.

WSJ: Shop 'Til You Stop: How to Treat Compulsive Spending

And so if you want to know the truth, I don't know them very well.

CNN

I've actually done my own taxes. (Laughter.) I don't know about some of these other folks, but I've done them. (Applause.) So I know we can make it more simple and more fair.

WHITEHOUSE: The White House