Global Witness director Simon Taylor says the end of the oil age will change life as we know it.

VOA: standard.2009.10.20

That is to say for many, many, many people literary theory had something to do with the end of civilization as we know it.

这就是说对于很多很多人来说,文学理论与,我们所知道的文明的结束有些关联。

耶鲁公开课 - 文学理论导论课程节选

Well, we know it's all about business, so...

我们都知道这是做生意，所以……

唐人街的美食 - SpeakingMax英语口语达人

and we are working with the settlement community to try to ease the pain involved because we know it is difficult for them,".

VOA: standard.2010.01.03

Since what we want to know is whether the soul is immortal, how do we know it can't break.

既然我们想知道,灵魂是否不朽，我们怎么知道它会不会破裂呢。

耶鲁公开课 - 死亡课程节选

It is a slippery slope. And, we're not careful, before we know it all of us will be in a much more dire situation."

VOA: standard.2009.11.11

I have no idea what's here at the moment so I'm just going to draw a question mark because that memory might have been used previously for some other purpose, but we know it's currently available to us so we have four bytes of memory.

我不知道在此刻这里是什么,所以我画一个问号，因为那块内存可能在之前,为其它的目的而使用过，但是我们知道它可以为我们所使用,这样我们就有4个字节的内存。

哈佛公开课 - 计算机科学课程节选

Sergeant Perry Osburn put it this way: "We cannot let this make us afraid, you know what I'm saying?

VOA: special.2009.11.14

So, we have beryllium in the first case here, it has four electrons, that's how we know it's beryllium, boron has five electrons.

那么我们将铍作为第一个例子，它有四个电子，这也是我们为什么能知道它是铍的原因，硼有五个电子。

麻省理工公开课 - 化学原理课程节选

I know where the young people come together, we have the possibility of doing whatever it takes to make the world a better place."

VOA: special.2009.07.01

Actually we could prove inductively that it holds, but how do we know it stops?

这是一种归纳型的定义,事实上我们能够归纳性地证明它？

麻省理工公开课 - 计算机科学及编程导论课程节选

"I am happy." he said, "that I was the first one to open the door -- to let everyone know we could all do it."

VOA: special.2010.03.07

Well, we know it's stable.

我们都知道甲烷很稳定。

麻省理工公开课 - 固态化学导论课程节选

"Well, we know that it could be genetic. And we know that there are certain families where there is a high incidence of fibromyalgia in three generations.

VOA: special.2011.07.26

So, the modern state, as we know it and still have it, in many ways grew out of the Hobbesian desire for security and the fear of death that can only be achieved at the expense of the desire for honor and glory.

所以我们知道的现代国家的建立,正如霍布斯所论,是人们对安全的渴求而导致的,只要一个人仍对荣誉有着强烈的渴求,他就永远不会对死亡产生恐惧。

耶鲁公开课 - 政治哲学导论课程节选

In the seventeen hundreds it became similar to the instrument we know today.

VOA: special.2010.05.12

How do we know it's not an equilibrium?

我们怎么知道它不是一个均衡呢

耶鲁公开课 - 博弈论课程节选

"Well you know, it's always a good chat when we meet.

VOA: special.2009.01.30

We know it's going around in a circle because if I find the length of this vector, which is the x-square part, plus the y-square part, I just get r square at all times, because sine square plus cosine square is one.

我们之所以知道它做圆周运动,是因为我求出了这个矢量的模长,也就是 x 的平方加上 y 的平方,我就得到了它在任意时刻的模长平方,因为正弦平方加余弦平方始终等于1

耶鲁公开课 - 基础物理课程节选

"We cannot say subsidies but we call it machinery restructuring, because as you know the machinery for the shoe is already 20-years-old."

VOA: standard.2010.05.13

if we can't think what system it belongs to, that's tantamount to saying we really don't know what it is.

我们就不知道它从属于哪个符号系统，我们就不能认识它了。

耶鲁公开课 - 文学理论导论课程节选

"We know from our very own eyes that it's happening. We're not kind of hearing it third hand.

VOA: standard.2010.05.24

I think we all know what it's like, actually, just watching yourself retaliate against somebody because you're angry and stop wondering why did I do that.

我想我们都深有体会，看着自己与某人作对，复仇,因为出于愤怒,而不再思考究竟是为了什么。

普林斯顿公开课 - 人性课程节选

"And it will build trust because we are saying we don't know the answers, YOU know the answers."

VOA: standard.2010.07.08

We don't even know where it is we're supposed to be looking from, and the choice between Fesole and Valdarno that Milton gives the reader is crucial here.

我们甚至不知道是否应该从此处着眼，而弥尔顿向读者提出的，菲索尔和瓦达诺之间的抉择,在这儿是至关重要的。

耶鲁公开课 - 弥尔顿课程节选

"My wife and kids,you know, we were all crying the other day when we saw it on TV,"

VOA: standard.2010.01.18

We know now that it's caused by a related virus, called vaccinia, remember the virus that causes smallpox is called variola.

我们现在知道这病由一种相关的病毒引起,这种病毒叫牛痘病毒,想想天花病毒也被叫做牛痘病毒

耶鲁公开课 - 生物医学工程探索课程节选

"That's a preliminary communication, meaning we don't quite know the answer yet, but boy it looks like we are on to something big."

VOA: standard.2010.03.25

And all we know about this is that it's really for some irreversible reversible step.

我们知道,这个式子,对不可逆过程成立。

麻省理工公开课 - 热力学与动力学课程节选

And we know how easy it is to miss part of reality, even they are right in front of our very eyes.

我们知道无视一部分现实是多么容易，就算他们就在我们眼前。

哈佛公开课 - 幸福课课程节选