As long as I paid my medical school fees every year, my family would never know I wasn't attending any classes.

VOA: special.2009.07.18

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

And you've asked several people on the street . "I just can't get there! I don't know where I'm going!" and

你在街边向几个行人问路。“我没法找到目的地了，我不知道该怎么走！”

How long课堂 - SpeakingMax英语口语达人

But we certainly didn't have goals. I don't know if we had ever heard of Grammys at that point.

VOA: special.2010.04.19

Now I don't know, I may be different than other people, but I think organic chemistry is really interesting.

但我不确定,也许我和他人不太一样呢,我认为有机化学很有趣

耶鲁公开课 - 金融市场课程节选

LOU COSTELLO: "What I want to find out." BUD ABBOTT: "I say Who's on first, What's on second, I Don't Know's on third."

VOA: special.2009.03.09

up here if you want beer flavor this might be Guinness, which I can't even spell, but you know what I mean.

在这边的啤酒口味是,吉尼斯,我甚至不知道怎么拼,但你们知道我说的是什么

耶鲁公开课 - 博弈论课程节选

You know, it's like three dollars for something that's, I don't know, in my mind pretty luxurious."

VOA: special.2010.04.12

She doesn't know any language, She doesn't know what I would be talking about by the nature of love.

它没有语言，它不知道我会谈论,爱的天性。

麻省理工公开课 - 电影哲学课程节选

"There's a lot of sketching that goes on,and a lot of times I don't know where things are going to fit in the texture.

VOA: special.2010.07.12

If you don't give me seven hours a week, I don't know what I can do for you.

如果你们一周不学习7个小时，我不知道我能为你们做什么了。

麻省理工公开课 - 固态化学导论课程节选

"I don't know anybody could be such a hound dog not to want to say good-bye,"

VOA: special.2009.11.14

So, I mean I don't know what they did afterwards, they might have gone and like killed more people, I don't know.

当然没人知道他们接下来的情况，他们也可能回去杀了更多人，我不知道。

耶鲁公开课 - 公正课程节选

We leave you with "I Don't Know What To Do" from Pete Yorn and Scarlett Johansson.

VOA: special.2009.10.09

I don't know that I've ever had what I would call an Ah-ha intellectual moment.

我感觉自己从来没有过,那种突然间豁然开朗的时刻。

普林斯顿公开课 - 人性课程节选

"And ultimately saved, though,by -- " "And ultimately saved, of course,by the white, I don't know,soldier."

VOA: special.2010.03.01

It's just a placeholder that says I don't yet know what I wanna put here but I wanna put something, let me get back to you in just a moment.

它只是一个占位符，告诉电脑,我想在这放一个东西，但是暂时还不知道放什么东西，我先打断一下。

哈佛公开课 - 计算机科学课程节选

COSTELLO: "You gonna be the coach,too?" ABBOTT: "Yes." COSTELLO: "And you don't know the fellows' names?" ABBOTT: " Well,I should." COSTELLO: "Well,then, who's on first?"

VOA: special.2009.03.09

One of the arguments that he makes, and I can't make it as strongly because I don't know enough about it, is the scientific revolution.

拉布还有一个观点就是科技革命,我不敢完全认同这种说法,因为我对此没有太多了解

耶鲁公开课 - 欧洲文明课程节选

Just when I tell you to go, you leave me. You know you can't leave a schoolroom without raising your hand, no matter where you're going."

VOA: special.2009.07.19

I really didn't know and I needed to have an answer to this question. So I created Star Festival with this team from MIT in order to try to answer this question.

我不知道，我需要一个答案,所以我和我来自麻省的团队,创造了，“七夕“项目,以回答这个问题。

麻省理工公开课 - 媒体、教育、市场课程节选

Their house crashed. As for everyone else, I really don't know what's going on.

VOA: special.2010.02.01

I don't know what your major is; I don't know what you are going to do later so I picked the topics that all of us in physics find fascinating.

我不知道你们的专业是什么,我也不知道你们今后从事什么工作,因此,我会选择一些,物理学界公认的有趣的内容

耶鲁公开课 - 基础物理课程节选

"I can't think of a person that I know of in the world that used their celebrity status for a greater good than what Manute Bol did.

VOA: special.2010.07.05

I don't know. The short answer is I don't know.

我也不知道,直截了当地说,我不知道

耶鲁公开课 - 死亡课程节选

"The court of appeals is where policy is made, and I know this is on tape and I should never say that because we don't make law.I know,I know.

VOA: special.2009.05.30

I chose English Literature because when I started off a university, I didn't know what it was I wanted to do.

我选英语文学是因为当我刚上大学的时候，我不知道自己到底想做什么。

为何选那门专业？ - SpeakingMax英语口语达人

I don't know why I do it. I just do it."

VOA: special.2009.07.04

Well, I don't really know a whole lot, but I know, the alumni come back, a lot of them come back,

嗯，我不是完全了解，但是我知道，校友回来，很多校友回来，

对于返校日 - SpeakingMax英语口语达人

so I don't know, I think it's just really cool to be able to work something from the ground up.

所以，我不知道，我就是觉得能从头开始做一件事很酷。

什么是认知科学？ - SpeakingMax英语口语达人