I don't know how many kids, generation after generation, get in trouble because they do not remember the following fact.

我不知道有多少孩子,一代又一代,因为没有记住下面的内容而遇到困难

耶鲁公开课 - 基础物理课程节选

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

But they don't I don't know, it's just -there isn't enough initiative in the world, not many people do it.

但是他们没有这样做,我不知道,也许只是,主动性不够,没什么人这样做

耶鲁公开课 - 金融市场课程节选

Don't go into discussion section thinking, "Oh, I can't talk. I don't have any background in philosophy.

不要用课堂讨论的思维，哦，我不知道说什么，我没有哲学基础。

耶鲁公开课 - 死亡课程节选

But I was convinced I'd hear the click-click-click-click-click which is what tells you you're in trouble.

我总会觉得很紧张，我不知道这是为什么,虽然我从来没有接触过放射元素。

麻省理工公开课 - 化学原理课程节选

My management doesn't ask me what I'm doing in here, all right? They don't know.

我的管理部门没有问我在课堂上做什么，他们根本不知道。

麻省理工公开课 - 固态化学导论课程节选

There is no reference, in any of the tablets-- I don't know how much we can make of that because the tablets limit themselves to such limited kinds of things that maybe it doesn't prove anything, but in this case, I think it does.

在所有陶土碎片的文字中都没有注释,我不知道我们能够理解多少,况且陶土碎片可供记录的空间有限,也许它们不能证明任何东西,但在这里,我想至少可以证明一点

耶鲁公开课 - 古希腊历史简介课程节选

I don't know if you've been to Bath. But it's very nice, but a bit boring and small.

我不知道你去过巴斯没有。那里非常漂亮，只是有一点无聊，而且那里很小。

刚来伦敦的时候 - SpeakingMax英语口语达人

What's important about the construction of St. Petersburg-- I don't know how many of you have ever been there; I haven't been there for a very, very long time-- this city is not like Moscow at all.

那么修建圣彼得堡到底有什么重要的意义呢,我不知道你们之中有多少人去过那儿,我并没有在那个地方逗留过很久,但这座城市和莫斯科完全不一样

耶鲁公开课 - 欧洲文明课程节选

which basically, I don't really know they haven't done any examination or any test, any tests.

事实上，我真的不知道他们做过任何考试或者测试没有。

小心微型出租车 - SpeakingMax英语口语达人

I just, I don't think it's, it doesn't seem to be that correlated, you know.

我就是，我不觉得，我觉得关系没有那么大，你知道。

不平等的入学基准 - SpeakingMax英语口语达人

I believe that thoroughly true" but at the same time nobody, no adult, no teenager, no child ever leaves and says, "I'm totally conceptually confused."

我相信这些全都是真的",但同时,无论大人,青少年还是孩子,没有人会选择中途离开,说,"我完全不知道电影在讲些什么"

耶鲁公开课 - 心理学导论课程节选

In fact, I do this as well, I mean I have water with me and I have no idea why because I'm not particularly dehydrated.

事实上,我也整天带着水壶,我是说我随身带水,但又不知道为什么要带,因为我并没有特别的脱水症状

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The third derivative, unfortunately, was never given a name, and I don't know why.

遗憾的是三阶导数没有专门的名称,我也不知道这是为什么

耶鲁公开课 - 基础物理课程节选

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

I don't know if we have enough space for this.

我不知道我们还有没有空间放下这个。

I don't know 实战 - SpeakingMax英语口语达人

Whether that would ever happen, if Pynchon had decided to let us in on the secret, I don't know. Pynchon, instead, chooses to end the novel before that moment, and so we're left with a kind of emptiness.

如果说Pynchon是想要，让这成为一个谜题的话，那我也不知道，究竟出现了，没有取而代之的是Pynchon选择了,在那一幕之前让小说戛然而止，让我们陷入了，一片空白之中。

耶鲁公开课 - 1945年后的美国小说课程节选

I don't know how he could not think there was a bubble, but he didn't see it.

我不知道他为何认为不存在泡沫,但是他没有看出来

耶鲁公开课 - 金融市场课程节选

Mr. Carl Icahn: Yeah, I don't know much about currencies and I really don't get into something I don't know something about--or generally don't.

伊坎先生：不太了解货币领域的事情,我对某些东西没有深入的研究,我不知道关于--或者大体上不知道。

耶鲁公开课 - 金融市场课程节选