So delta u is just equal to the work but we also know what happens T2 because the temperature is changing from T1 to T2.

所以Δu等于输出的功,但我们也知道它会发生,同时我们知道温度从T1变到。

麻省理工公开课 - 热力学与动力学课程节选

It comes from the fact that velocity is a vector and you can change your velocity vector by changing your direction.

其原理就是,速度是矢量,你可以通过改变方向来改变速度

耶鲁公开课 - 基础物理课程节选

So the Paiddeia is precisely about that formation of changing and shift from the superficial to the substantial.

因此，教育就是关于改变人的认知,从表面的认知到深入的认知。

普林斯顿公开课 - 人性课程节选

We know it has to big anyway, since we can extract heat from it without changing the temperature.

我们知道它必须很大，因为我们得从中提取热量,但不改变它的温度。

麻省理工公开课 - 热力学与动力学课程节选

The city will not be benefited as much from changing law as it will be harmed " through being habituated to disobey the rulers."

城市并不会因为变法而受益,就像习惯于,违抗统治者一样有害“

耶鲁公开课 - 政治哲学导论课程节选

Let's say you want to see how something like cigarette smoking is changing in the population and the rates of cigarette smoking, and you want to look at people every five years from 1970 to 2000.

比如你想知道,人群中吸烟者的人数变化,和吸烟者的比例,在1970年至2000年每五年的情况

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

If I'm iterating from I on the outside, I on the inside, I'm going to start changing the value and I might very well induce an infinite loop but J is okay.

如果我在外面从I开始迭代，或从里面开始迭代，我将开始改变它的值,我可能引起一个无限循环，但是用J是可以的。

哈佛公开课 - 计算机科学课程节选

Being a very small part of that, and part of changing our scale from where we constantly see ourselves as the most important thing in the universe, to suddenly being just a tiny piece.

我们只是宇宙的渺小的一员，我们应当改变我们的观念,不应将自己看做是,宇宙中最重要的，我们只是微小的尘埃。

普林斯顿公开课 - 人性课程节选