Right? That would be an entirely different matter, wouldn't it, because you would have absolutely no idea whether the question was rhetorical or grammatical, right?

对吧，那将会是一个完全不同的情况，难道不是吗，因为你就会完全不知道,这个问句是修辞型的还是语法型的，对吧？

耶鲁公开课 - 文学理论导论课程节选

I guess you just try. I don't know. Like at the start, I was like a bit judgmental about, like, the American culture

我觉得你只要尽力就好。我不知道。就像一开始，我也对美国文化有些品头论足的倾向，

有趣的留学生活 - SpeakingMax英语口语达人

Well, that matters to us, but the trouble is, without predictability you don't know where to put the peak.

那对我们很重要，但问题是，没可预见性你就不知道巅峰放在哪点。

耶鲁公开课 - 死亡课程节选

If you don't have the units, then if you say the answer is 19, then we don't know what it means.

如果没有的话,比如你的答案是十九,那我们就不知道这是什么意思

耶鲁公开课 - 基础物理课程节选

If you're at home, you'll do it with your family, now you're in university, where do I do it, who do I go and eat with, I might be by myself at my dorm room.

如果你在家里，你会和你的家人一起，而现在你在学校里，就不知道在哪里，和谁一起去吃这顿晚餐，也许就自己一人在寝室。

普林斯顿公开课 - 人性课程节选

What makes this enterprise difficult but also riveting is that moral and political philosophy is a story and you don't know where the story will lead.

这一过程会充满挑战又引人入胜,因为道德与政治哲学就好比一个故事,你不知道故事将会如何发展。

耶鲁公开课 - 公正课程节选

Because you see, also motivation and energy-- you don't need research for that, you know that when you are feeling good, you have more motivation, you have more energy-- of course, there is a lot of research to back that up.

因为动力和精力-,不需要研究就能明白，你知道感觉好时，动力和精力更充沛-,当然有很多研究支持这一点。

哈佛公开课 - 幸福课课程节选

I'm taking advantage of the fact that start is going to be a point, and I'm just directly saying, John give me your x-value.

我利用了开始是一个点这个事实,然后我就直接说，返回给我你的x值，因此我不知道。

麻省理工公开课 - 计算机科学及编程导论课程节选

And then it's the situation where you just don't know where to begin.

这时就出现你,不知道如何下手的局面。

哈佛公开课 - 计算机科学课程节选

just 'cause you will never know what you're going to get.

就因为你永远也不知道在那里会有什么。

圣莫妮卡和洛杉矶 - SpeakingMax英语口语达人

Mr. Carl Icahn: Well, it's hard to recommend how to invest at this time without knowing how much capital you have.

伊坎先生：嗯，在当今形势下,如果不知道你有多少资本,那就很难给你投资建议。

耶鲁公开课 - 金融市场课程节选

I know that it bothers you when he doesn't call.

我知道他不给你打电话，你就会生气。

It seems 实战 - SpeakingMax英语口语达人

If you assume that, you are not playing by the rule, we don't know what force it exerts.

如果你假定了,那你就犯规了,我们不知道它施加了多大的力

耶鲁公开课 - 基础物理课程节选

Because of course,if I haven't had it no wonder I don't remember it but if I have had it,I would have been given that temporary sort of localized amnesia So of course I wouldn't know whether or not I've had it So you ask the nurse ?" "Have I had the operation yet or not?"

因为如果没有手术,难怪我不记得了,但如果手术了，我会被给予那种,短时间的局部失忆药物,所以当然我不知道有没有做了,你就问护士,“我做手术了吗“

耶鲁公开课 - 死亡课程节选

You cannot say, "I never heard of it. I don't know where it came from."

你就不能再说,"我从没听说过,我不知道它是怎么来的"

耶鲁公开课 - 基础物理课程节选

We don't know the time and we don't know how high it's rising so you can ask, "How am I supposed to deal with this problem?"

我们既不知道时间,又不知道最高点的高度,那你就会问了,这道题该怎么做呢

耶鲁公开课 - 基础物理课程节选

You put some inputs in, it has a contract that says if you put the right kind of inputs in you'll get a specific output coming out, but you don't have to know what's inside of that box.

你可以将输入一些内容,它相当于一个条件合约,如果你的输入是正确的，你就能得到特定的输出,但是你不知道盒子里面有些什么。

麻省理工公开课 - 计算机科学及编程导论课程节选

bug And maybe by understanding why it worked on a and not on b, you'll get a lot of insight that you won't if you just focus on the bug.

发现很多东西，而你只关注,本身的话就发现不了这么多东西,如果知道你的程序至少还对。

麻省理工公开课 - 计算机科学及编程导论课程节选