Besides sponsoring the Family Home in Vancouver, P&G decided to take an extra step, launching a campaign to provide special monetary support for mothers of U.S.athletes.

VOA: standard.2010.02.20

pV=RT p plus a over v bar squared times v bar minus b equals r t. All right if you take a equal to zero, these are the two parameters, a and b. If you take those two equal to zero you have p v is equal to r t.

我们就回到,也就是理想气体,状态方程,下面我们来看看,这个方程。

麻省理工公开课 - 热力学与动力学课程节选

Take somebody who is in a coma, not engaged in P-functioning.

就拿昏迷中的人来说，没有人格功能性。

耶鲁公开课 - 死亡课程节选

Will it be if you take a 3 s electron from neutral silicone, if you take a 3 p electron from the neutral atom, or if you take a 3 p from the ion?

是从中性硅原子中拿走一个，3，s，电子呢，还是从中性硅原子中拿走一个，3，p，电子呢，又或者是从硅离子中拿走一个，3，p，电子呢？

麻省理工公开课 - 化学原理课程节选

OK, so now we can take the result from this and put it onto a p v diagram.

好，现在我们有了结论,把它画进pv图。

麻省理工公开课 - 热力学与动力学课程节选

What we're proposing here is that you take a nice low energy s electron and move it into a higher energy p orbital.

我们这里说的是,你把一个低能s电子,移到高能p轨道里去。

麻省理工公开课 - 化学原理课程节选

So let's take a look at another case where we have s p 2 hybridization, we can actually also have it happen in carbon.

它是B2sp2杂化轨道,和H1s轨道的相互作用，让我们看看另外一个。

麻省理工公开课 - 化学原理课程节选