The idea is that the matter we see does not have enough gravitational pull to keep galaxies together.

VOA: special.2009.07.21

So in the case of boron here, what we're starting with is the ion, and now we're going to pull one more electron out.

那么在硼的情况下，我们应该从这个离子开始，现在我们要再拿走一个电子。

麻省理工公开课 - 化学原理课程节选

They usually have to pull in the, pull in the ladies somehow.

每一位女士他们都想吸引。

美国的TV真人秀 - SpeakingMax英语口语达人

Helen was on the floor, kicking and screaming and trying to pull the chair out from under me.

VOA: special.2009.11.08

Even in the case of this spring, when you pull it, if you pull it to the right by some force.

甚至是在这样的弹簧问题中,当你拉它的时候,如果你用力向右拉

耶鲁公开课 - 基础物理课程节选

News reports said Adair used about three hundred forty kilograms of nitroglycerine explosive material to pull the oxygen out of the fire.

VOA: special.2009.03.22

I need to make it so you can still see that, so I'm going to pull down these boards.

我需要把这块黑板拉下来,以便你们还能够看到

耶鲁公开课 - 博弈论课程节选

But carrots loose their sweetness if you wait too long to pull them from the ground.

VOA: special.2009.02.24

To do that they have to be able to stretch out and they have to be able to pull.

为此,成纤维细胞必须能够伸展,和回拉

耶鲁公开课 - 生物医学工程探索课程节选

the sharp sounds of leather whips, ordering the dogs to move and pull the sleds.

VOA: special.2010.02.27

Now granted we're now starting to take this all shuttle theme to an extreme perhaps, but we realized you know what, it's actually not that efficient sometimes to call a phone number, it's not that efficient to pull up the mobile web.

我们现在都已经习以为常了,我们都认为极为平常了，把这些关于班车的程序做的很好了,但我们有些时候拨打一个电话，或上一下移动网络。

哈佛公开课 - 计算机科学课程节选

Climbers have to pull themselves straight up the face of very high rocks or walls.

VOA: special.2009.12.09

Pretty obviously, for a number of students, I don't manage to pull it off, but that's at least what my aim is.

很明显，对于不少学生而言，我不会设法停止，但那至少是我的目标。

耶鲁公开课 - 死亡课程节选

"They are seeking," he said, "to pull down the temple of freedom and representative government."

VOA: special.2010.09.09

Okay. Those of you who have your clickers let's pull them out, what I'd like you to do, if anybody doesn't have your clicker yet, please bring it to class. Please get one and bring it to class and we're only going to do one these exercise with the clickers today just as a test, but in subsequent classes we'll be using them quite a lot.

好,带了表决器的人把它拿出来,如果有人还没有表决器,我希望,你能弄一个然后把它带到课上,我们今天只要用表决器做一个测试,但之后的课中我们将多次使用到它

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

I was getting angry. In fact, I was ready to pull my hair out.

VOA: special.2009.05.03

If we want information, we know where to go and we can pull it off of resource.

如果我们想得到信息，我们知道获取信息的途径,我们也可以得到相关资源。

麻省理工公开课 - 媒体、教育、市场课程节选

They try not to pull themselves up with their hands or arms.

VOA: special.2009.12.09

As with almost all of the issues of contemporary and political struggle in the seventeenth century, Milton's own views really pull decidedly to the left, to the progressive end of the political spectrum.

和17世纪几乎所有的现代的,政治斗争相伴的是，弥尔顿的观点果断的偏向了左翼，偏向了政治图谱的革新分子一方。

耶鲁公开课 - 弥尔顿课程节选

Robert E.Lee needed those roads to pull his army together quickly.

VOA: special.2009.11.05

Now, to some extent, similarity is hard to pull apart from proximity.

某种程度上，相似性和邻近性是很难区分的。

耶鲁公开课 - 心理学导论课程节选

I am not trying to pull a fast one on you.

VOA: special.2009.07.19

They seem to be going somewhere and there's this sort of force of pull or gravity in music having to do with some chords wanting to go to other chords.

和弦向某一个方向发展，就像有一股力量拉着它们,或者说音乐的重力吸引着它们，让一些和弦想行进成为另一些和弦。

耶鲁公开课 - 聆听音乐课程节选

the red god of war. It seemed to pull me near.

VOA: special.2010.07.10

So we've looked at how to solve square root we've, looked at two problems, I've tried to instill in you this sense of paranoia which is so valuable, and now we're going to pull back Python and return to something much simpler than numbers, and that's Python. All right?

我们已经研究了如何去求平方根,研究了两种方法,我一直在尝试着给你们逐渐灌输,要偏执的理念，这样的理念非常有价值，现在我们回过头来去学习一些,比数字更简单的东西，也就是,对不对？数学问题很难？

麻省理工公开课 - 计算机科学及编程导论课程节选

He was trying to pull them out of the granite wall.

VOA: special.2009.02.07

to pull from anything that inspires me, you know.

挥发我所有的灵感，你知道。

选择美术的原因 - SpeakingMax英语口语达人

He urged the Senate not to pull down the American flag.

VOA: special.2010.07.22

So you can think about how these 2 things combined are going to be electronegativity, which is a measure of how much an atom wants to pull electron density away from another atom.

因此你可以想象出,这两样性质合起来就是电负性，也就是一个度量，关于一个原子,有多希望把另一个原子的电子密度拉过来的。

麻省理工公开课 - 化学原理课程节选

So, people started rushing to pull all their money out of Northern Rock in September 2007.

007年9月,人们蜂拥到北岩门前,要求提取存款

耶鲁公开课 - 金融市场课程节选