And that's really neat to think about, because photons, of course, are massless particles, they have no mass, so it's neat to think about something that has no mass, but that actually does have a momentum.

而且那真的不容易想明白，因为光子，当然是无质量的粒子，它们没有质量，所以这个真的不容易想明白,一些物体没有质量，但是它们事实上确实有动量。

麻省理工公开课 - 化学原理课程节选

But I think when you meet, when you actually get to meet and work with people like that

但是我觉得当你见到了、真的见到了她那种人，和那样的人工作了，

帕丽斯·希尔顿 - SpeakingMax英语口语达人

It's one that is maybe initially counterintuitive but actually, I think, is rather important once you begin to think about it.

乍一听你会觉得不可思议，但是仔细一想就会悟出其中道理。

耶鲁公开课 - 文学理论导论课程节选

But this is a -- this raises a problem, that we'll see actually in just a moment having this duplication.

但这就引起了一个问题，我们刚才看到了,我们有一个重复的值。

哈佛公开课 - 计算机科学课程节选

He didn't actually convince me of that, but suppose we thought souls are simple, and we think simple things can't split.

他并没有说服我，但让我们假设灵魂就是简单的，并且简单的东西无法被分裂。

耶鲁公开课 - 死亡课程节选

There's not actually chemical covalent bonds that are formed but it's a non-covalent interaction, usually dominated by hydrogen bonding.

所以配体和受体之间不生成共价键,这是一种非共价化合反应,它们通常以氢键相联

耶鲁公开课 - 生物医学工程探索课程节选

But there's actually hidden in there an important element, and that is, when I create an instance, I have to be able to get access to the things that characterize that instance.

也就是，当我创建了一个实例,我应该能够获得那些特性化，这个实例的东西，我的意思不是说它们是想法,或者情绪之类的。

麻省理工公开课 - 计算机科学及编程导论课程节选

As soon as we read the next lines, we're struck with the possibility -and surely it's just a provisional possibility, but we're struck by the image that Satan's spear is actually quite small.

读了接下来的这些句子，我们会震惊于,-当然这只是一个暂时性的可能，我们会震惊，撒旦的长矛原来其实很小。

耶鲁公开课 - 弥尔顿课程节选

Now, that's actually a difficult question to ask-- to answer for a child, but I tried my best to give him an answer.

向一个孩子解释这个问题其实挺困难的，但我还是尽力给了他一个答案。

耶鲁公开课 - 心理学导论课程节选

Once we can do that we can go on and say okay, what actually is a wave function, but first we need to know how to describe which ones were talking about.

我们就可以继续并说波函数到底是什么,但首先，我们需要知道，如何描述,我们说的,是哪一个波函数。

麻省理工公开课 - 化学原理课程节选

That may actually work that way, but our theory says no, you always want more.

也许实际上会那样,但是我们的理论说,不,不会,你总是希望得到的更多

耶鲁公开课 - 金融市场课程节选

And we think the brain activation, we can use that to predict financial choice, but beyond that, we can actually use it in some symptom profiles in mental disorders.

我们认为，我们可以通过大脑活动，来预测金融决策，但不仅如此，我们还可以用它来监测精神疾病的病情。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

He comments about automobiles. What he suggested is that the new invention is worthless. It's really a great line that touch our hearts. It's true that automobiles carry people flow but really humanity in society might actually be moving backwards.

他评论汽车，他表达的意思是,这个新发明是没有价值的,这真是一句触动人心的话,汽车确实载着人们去往各处,但是社会中的人性事实上却好似在倒退。

麻省理工公开课 - 电影哲学课程节选

In the case of energy expenditure, how many calories people were burning, there wasn't quite such a difference, but again, it was in the favor of the individuals, that the people were estimating they burned this many calories from physical activity, but this is actually the number that they burned.

就能量消耗来说,人们消耗了多少卡路里,两者之间的差异并不是如此巨大,但又一次,由于人们的一厢情愿,人们估算从体育活动中,他们消耗了这么多的卡路里,但数据是他们实际消耗的

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The main reason why I say that is actually not necessarily because of what's in the museum, but because of the museum itself.

我这样说，并不一定是因为博物馆里的东西，而主要是因为这个博物馆本身。

喜欢的艺术家 - SpeakingMax英语口语达人

but if you actually convert that to Euros, it's not that, it's not much more.

但如果把它们换算成欧元，就没有那么贵了。

来自西班牙 - SpeakingMax英语口语达人

So it doesn't really matter, but that's actually the equation of that line.

这个并不是极其重要,但这是该直线的方程

耶鲁公开课 - 博弈论课程节选