What do you know about this? That's certainly what a lot of people say.

VOA: standard.2010.08.11

Now, what do you know about energy?

现在，你对能量了解多少？

麻省理工公开课 - 固态化学导论课程节选

Let's talk sort of at a more tactical level, about what do we want you to know in this course.

我们来讲一些策略层面上的目标，关于我们希望你们从课程中学到什么。

麻省理工公开课 - 计算机科学及编程导论课程节选

All right. So, given what you know about us, what do you think Lisa went to college to study?

好了，鉴于你们对我们的了解，你觉得Lisa去大学里想学是什么专业？

麻省理工公开课 - 化学原理课程节选

Then, you've got to say, "What do I have to know about this object at the initial time?

然后,也许你会问,我需要知道物体初始状态的哪些信息呢

耶鲁公开课 - 基础物理课程节选

But what you do know is that the story is about you.

你只知道这个故事与你息息相关。

耶鲁公开课 - 公正课程节选

This seems to be a statement of his alienation or disaffection from the concerns of his fellow Athenians. I know nothing about what you do or what you care about.

这似乎是他对雅典同胞,所关心之事务疏离,或不满的表述,我不知道你做啥。

耶鲁公开课 - 政治哲学导论课程节选

Before, we talked about how do you know what messenger RNA to make, how do you know what RNA to copy from a DNA template?

在之前的课上,我们说到如何判断mRNA的具体序列,如何判断RNA从DNA模板复制了什么

耶鲁公开课 - 生物医学工程探索课程节选

And yeah, I know you know how to do it, but let's think about what might happen if I wanted to do that.

对，我知道你们知道该怎么做，那么让我们看看如果我,想要完成的话会发生什么。

麻省理工公开课 - 计算机科学及编程导论课程节选

Do you know what I'm talking about?

你们知道我在说什么吗

耶鲁公开课 - 基础物理课程节选

So if we consider lithium, potassium, and sodium, they're all together in the same group on the periodic table, knowing what we do about biology we can immediately think of sodium and potassium, or even just knowing what you know about table salt, for example, that these are two elements that we find, and particularly in the ion form in very high concentrations in our body.

我们来考虑一下锂，钾和钠，它们都在周期表中的同一族里，想要知道我们将元素周期律,用到生物学会怎么样，我们首先想到的就是钠和钾，甚至只需要知道食盐，我们发现它们是以很高浓度的离子形式,存在于我们体内的两种元素。

麻省理工公开课 - 化学原理课程节选