How do you know that your parents, at least one of your parents satisfies the definition? Well I've reduced the problem from am I a natural born US citizen to is one of my parents a natural born US citizen?

这是一个递归的定义，你怎么知道你的父母,至少其中一个是满足天生的美国公民,这个定义的呢？,我已经把我是一个天生的美国公民这个问题？

麻省理工公开课 - 计算机科学及编程导论课程节选

What kind of sports do you know that are related to horse-riding?

你知道哪种运动跟骑马有关吗？

知道马球吗？ - SpeakingMax英语口语达人

I hope you enjoy using Star Festival and do let me know the questions that you are trying to answer.

事情，我希望你使用“七夕“愉快并让我了解,你想找出答案的那些问题。

麻省理工公开课 - 媒体、教育、市场课程节选

Now, you know how to make women do worse on math tests too, like that, and this has a demonstrative effect.

你们也知道怎么让女同学考数学考不好，像这样，这样的作用非常显易而见。

耶鲁公开课 - 心理学导论课程节选

How do we know that everyone choosing 1 is the Nash Equilibrium in the game where you all chose numbers?

我们怎么知道在那个数字游戏中,选择1就是这个博弈的均衡呢

耶鲁公开课 - 博弈论课程节选

So if you demonstrate something by writing an intelligent answer just by outlining it and saying, well, what I would do is I would equate the energy lambda and then solve for lambda, I can see that you know what is going on.

如果你想证明一些东西,通过写下一些很天才的答案,仅仅大致说一下，好的，我想做的是能量相等,然后解出，我能看到你知道怎么做。

麻省理工公开课 - 固态化学导论课程节选

These, they are all really smart people, which is why we brought them and we want to leverage the fact that they have a lot of really good ideas and can do a lot of the stuff themselves, but how you make sure that it's conforming to standards, you know.

他们都是聪明人，我们雇佣他们,是看重他们有着绝佳的点子,并且拥有独立开发的能力，但你需要确保,这些点子以及产品都符合标准。

斯坦福公开课 - 扎克伯格谈Facebook创业过程课程节选

Well, you wake up in the morning and it is raining and being the conscientious and reliable young people that I know you to be, you probably forget to do it.

嗯，你早上醒来，并且在下雨,作为一个认真的，可信赖的年轻人,我知道你会这样做，你可能忘记了做。

哈佛公开课 - 计算机科学课程节选

When they do this, you know, the universe ends or they solve the financial crisis in Washington or something like that actually good happens, right?

到宇宙尽头或者华，盛顿的财政危机解决了,或者其他一些,很好的事情发生了吧，对不对？

麻省理工公开课 - 计算机科学及编程导论课程节选

We all know that in a falling elevator, you definitely do not escape the pull of gravity.

我们都知道在一个下坠的电梯里,你当然还是会受到重力的

耶鲁公开课 - 基础物理课程节选

That's what you need to know if you're going to do life insurance.

如果你想从事人寿保险,你必须对它有所了解

耶鲁公开课 - 金融市场课程节选

Do you know what that means?

你知道它的意思吗？

普林斯顿公开课 - 人性课程节选

But before I do that, I would also like to welcome-- I know that some of you are watching this from home, to the extension school students, it's wonderful to have you here.

但在这之前，我也想对-,我知道你们中的有些人正在家里看这堂课，对进修学校的同学们表示欢迎，很高兴你们能听我的课。

哈佛公开课 - 幸福课课程节选

Or what - and often it's not going to be just one gene, it's going to be combinations of genes, and how do you predict the fate of the individual based on all of the genes that you know to be involved in progression of a certain disease.

有时候甚至都不仅仅是一个基因的问题,引发疾病的是一些不同基因的组合,并且怎样基于,导致某种特定疾病的所有基因,来预测一个人未来是否会患这种疾病呢

耶鲁公开课 - 生物医学工程探索课程节选

Well, that's pretty difficult. It, you know, I think it's easiest to do that in sort of an informal way.

分配起来确实挺困难的。你知道的，以一种非正式的方式反而更容易做到。

有趣的室友们 - SpeakingMax英语口语达人

Now, you know, take your hands and kind of do that and you can get a sense of how small that really might be.

你们可以用自己的手指比划下,感觉下三英寸有多小

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选