So when I expand this gas adiabatically and it cools down, why do you think it might cool down?

现在我们知道了气体绝热膨胀时,温度会下载，为什么会降温？

麻省理工公开课 - 热力学与动力学课程节选

In fact, you could be sitting three years from now waiting before commencement and you can get that grade adjusted.

实际上，你可以从现在到知道毕业典礼前,一直坐等三年,你可以更正成绩。

麻省理工公开课 - 固态化学导论课程节选

Everybody knows Akenside didn't mean polymers, but now we're all into cyberborgs and we take all of this very seriously.

所有人都知道阿肯塞德说的不是假肢的意思，但是我们现在都在网上查找,而且我们都很认真。

耶鲁公开课 - 文学理论导论课程节选

So, we know now that we have charged particles. Are these negatively or positively charged based on this evidence?

弯曲的角度,现在我们知道,阴极射线是带电粒子,但从这个实验？

麻省理工公开课 - 化学原理课程节选

I now know it's got to be between these two statements. So let's put it there.

我现在知道肯定是,在这两个声明之间了。

麻省理工公开课 - 计算机科学及编程导论课程节选

In other words, now I know how to tell how the Helmholtz free energy changes as a function of temperature.

换句话说，我现在知道如何写出亥姆赫兹,自由能作为温度的函数。

麻省理工公开课 - 热力学与动力学课程节选

We know now with the same spring, by this comparison, we will find all objects now can be attributed a mass.

我们现在知道利用相同的弹簧,采用这种比较的方法,就会发现,所有物体都有确定的质量

耶鲁公开课 - 基础物理课程节选

Now, you know already, or you could review in Chapter 4 that I provided to you, something about how proteins work.

现在你们已经知道,或者读我给你们看的第四章,就能了解蛋白质的工作原理

耶鲁公开课 - 生物医学工程探索课程节选

But you know, sometimes what seems to be the virtuous may not necessarily be, so that would be an example.

但是现在你们知道了,有时候看起来低脂的食物并不一定低脂,这是个很好的例子

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

And for Americans, all our democratic experience and do I have to put a tie on for this event or not?

美国人也如此,我们都参与民主政治,知道在什么场合需要系领带,比如现在

耶鲁公开课 - 美国内战与重建课程节选

Now I don't know what the locations are so let's just arbitrarily come up with some memory addresses.

现在我不知道那个地址是什么,让我们任意的采用一些地址。

哈佛公开课 - 计算机科学课程节选

Mr. Carl Icahn: Alright, you have patience now it's a year later and we'll see what happens now.

伊坎先生：嗯，你得有耐心,那件事情发生了一年了，我们都知道现在的情况。

耶鲁公开课 - 金融市场课程节选

So we know how prices are set, they're set by the firms, so the next question is where do the quantities come from?

现在我们知道了价格是怎么决定的,它们是由公司决定的,下一个问题是产量怎样得到

耶鲁公开课 - 博弈论课程节选

But it was there for over a thousand years, and we now know things to be a little different.

但是，它存在了超过1000年，我们现在知道的事情有点不一样。

麻省理工公开课 - 固态化学导论课程节选

All right, I'm going to give you ten seconds fifteen seconds to make up your mind.

差不多打成平手,其他人现在不知道。

麻省理工公开课 - 热力学与动力学课程节选

Whereas we all know that the universe is of a certain kind-- -- we can't even call it Copernican anymore-- poetry has this odd preference for Ptolemaic astronomy.

虽然我们都知道宇宙是怎样的-,现在即使哥白尼的理论也不完全正确了-,但是诗歌偏爱托勒密的宇宙观。

耶鲁公开课 - 文学理论导论课程节选

All right. Now the hermeneutic circle, then, involves this reference back and forth between the entities that I've been trying to describe.

好，现在我们知道解释学循环，包括在我刚刚所说的,存在之间的穿梭。

耶鲁公开课 - 文学理论导论课程节选

Now let's say that we're into polymers. We know what plastic is.

现在假设我们知道聚合物，我们就知道塑料是什么。

耶鲁公开课 - 文学理论导论课程节选

You also know that there's some vaccines that are not yet available, for diseases that we would very much like to prevent.

你们知道现在还有一些疫苗,仍没有研制出来,都是针对那些亟需预防的疾病的

耶鲁公开课 - 生物医学工程探索课程节选

So platina is like a diminutive of silver, but we now know that platinum is far superior to silver It is far more noble. It has a higher melting point, a higher chemical inertness, a fantastic metal.

所以普拉塔就像一个小小的银，但我们现在知道普拉塔比银要好很多,更为珍贵，熔点更高，化学惰性更高，是一种非常不可思议的金属。

麻省理工公开课 - 固态化学导论课程节选

If you have, if you know you have a conflict with one of those quiz dates now John please see John or I right away.

如果你有事，如果你现在就知道,你有事和这两天冲突了,请马上来见我和。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now I can measure that, because I pull it by one centimeter and I find the acceleration it exerts on a known mass.

现在就能测量这个力了,因为把弹簧拉伸 1 厘米,我就知道它让一个质量已知的物体产生的加速度

耶鲁公开课 - 基础物理课程节选

We now know, and I'm going to talk about next time, lots of ways to do this, alternatives to this method of bioengineering.

我下节课会讲,我们现在知道,有很多方法能做到这一点,并能替代上述生物医学工程方法

耶鲁公开课 - 生物医学工程探索课程节选

Here I got 3 kg and I got 2 kg and I'm pushing with 10 Newtons and I want to know what happens.

一个物体 3 千克,另一个 2 千克,现在我用 10 牛的力推它,我想知道接下来会怎样

耶鲁公开课 - 基础物理课程节选

You know that there is a vaccine for hepatitis B, for example, which is on this list.

比如,你们知道现在有乙肝疫苗,它就在这个表上

耶鲁公开课 - 生物医学工程探索课程节选

So basically, at the time he was just going on size and then traits, but what we actually know today is that we can also order things in the periodic table by electron configuration.

基本上，在当时他只能通过大小,和特性来进行，但是现在我们已经知道了,我们还可以通过电子排布来对它们进行排序。

麻省理工公开课 - 化学原理课程节选

So, I have to say, I am very excited now to introduce you to Dr. Taylor, Taylor who I would be teaching with this semester -- limited engagement -- who will tell you about some of the course policies.

才知道这个要求被允许了,所以我必须要说我，现在是十分激动的向你们介绍-,和我一起主讲的老师,她会告诉你们一些课程的相关政策。

麻省理工公开课 - 化学原理课程节选

Now let's try moving to unfamiliar territory and extending what we know.

现在我们尝试讨论一个,不熟悉的领域同时扩展我们所知道的。

麻省理工公开课 - 热力学与动力学课程节选

Suppose now--harder to imagine, but let's try it-- suppose now that you are an indignant angel and you're playing against, and you know this, you're playing against an evil git.

假设你是一个愤怒天使,我知道这个对你们来说很难,但你现在知道你要和,一个自私鬼博弈

耶鲁公开课 - 博弈论课程节选