Faith Lapidus tells about the sea-change soon to take place in what is called the "Silent Service."

VOA: special.2010.05.21

Take your time. So, let's actually now take a 2-minute break, we're gonna change tapes and we'll come back and we'll actually write programs with a real computer and some real animated characters.

不急，现在休息2分钟，我们要换个录像带，一会再上课,等会开始写程序,构建一些动画人物。

哈佛公开课 - 计算机科学课程节选

and then they just take what we did and completely change it.

但然后，他们就把我们的东西拿去，把它改得面目全非。

I can't help but 实战 - SpeakingMax英语口语达人

They needed to change their flight path to take them around the moon and back toward Earth.

VOA: special.2009.07.22

Whether you take the elevator to the top of the Hancock Tower or whether you walk up the stairs, the change in gravitational potential is identical.

不管你是乘电梯,去大厦的顶层,或者是步行，重力势能的变化是相同的。

麻省理工公开课 - 固态化学导论课程节选

Scientists say the thinning ozone layer over the South Pole makes climate change take place more quickly than in other areas of the world.

VOA: special.2009.06.03

Change the independent variable, find the change in the function, take the ratio and that's the derivative.

改变自变量,算出函数的变量,计算比值,这就是求导

耶鲁公开课 - 基础物理课程节选

She wanted women to take part in social and political change.

VOA: special.2009.10.18

I think, for example, in my own relationships,talks about my marriage, where I have to be vulnerable, I have to take a risk, where in fact I have to be willing to change my mind about my reading of the situation, based on my own fears and insecurities and anxieties.

举我自己的感情，我的婚姻作为例子吧，在婚姻中我会很脆弱，我必须冒险，而且，我必须愿意去改变自己,对当前状况的解读，不安全感和焦虑的影响而变得盲目。

普林斯顿公开课 - 人性课程节选

And,he says President Obama needs to take a clear lead on climate change when he attends the summit next week.

VOA: standard.2009.12.09

But there's one other complication that you've got to be warned about, which is this. Because these are dialogues and they take the form of philosophical arguments, people put forward views and then, over the course of the discussion, change their minds about things.

但是,还有一个地方,我要提醒你们,那就是,由于这些是对话作品,且它们全都采用了哲学论证的形式,即,人们先提出观点,然后,在讨论的过程中,改变自己的关于事物想法

耶鲁公开课 - 死亡课程节选

Swan is optimistic that humans can take the necessary collective steps to address climate change and put the brakes on global warming.

VOA: standard.2009.12.10

3 Let's take y, change it to thirteen, let's run it, hmm.

把y赋值为，试着运行下程序，嗯。

麻省理工公开课 - 计算机科学及编程导论课程节选

Kevin Volpp,director of the University of Pennsylvania's Center for Health Incentives, says these programs make it easier to take that first step to change.

VOA: standard.2010.07.16

The purpose of new form is not to express new content, but to change an old form which has lost its aesthetic quality lost its power to take the film away from our eyes].

新形式的目的不是要表达新的内容，而是要更换已经失去美学价值的旧形式,不能调整我们看世界的旧眼光了。

耶鲁公开课 - 文学理论导论课程节选

(Test) The U.N.Secretary-General says he is "optimistic" a climate-change agreement can be reached in Copenhagen that will include specific recommendations on key elements that will take effect immediately.

VOA: standard.2009.12.09

It's just how much heat is involved when we change the temperature. Now, the products have some heat capacity associated with them right, it takes a certain amount of heat if we make their temperature change, to either put it in or take it away, depending on which direction the temperature is changing.

问题就是当我们改变温度时,有多少热量发生了转移,生成物具有一定的热容,如果我们改变,它们的温度，就要输入或,提取一定的热量,这取决于温度改变的方向。

麻省理工公开课 - 热力学与动力学课程节选

We must be prepared to change the minds of our people and educate them to understand where do we want to take this country to, not through violence."

VOA: standard.2010.04.04

I'm using the fact that when you take a cosine and change the angle inside the cosine, it doesn't care. whereas, if you go to the sine and change the angle inside the sine, it becomes minus sine.

我用了一个结论,当你使用余弦函数时,改变角度的正负,函数值不变,而对于正弦函数,改变角度的符号,则函数值也会变号

耶鲁公开课 - 基础物理课程节选

(Obama's Speech) In crafting the U.S.response to global climate change, the president said congressional lawmakers must take into account the real price of America's heavy reliance on petroleum-based energy.

VOA: standard.2010.06.14

It expands. You change your constraints on your system, you heat it up some more, then you take the heat source away, and you put it back in contact with the atmosphere. And you cool it a little bit, change the constraints, cool it a little bit more, and heat, and you've got a closed cycle engine.

让它与大气接触冷却,改变约束，使它继续冷却，然后又再次加热,这就是循环热机，我们以前也研究过，更复杂的机器。

麻省理工公开课 - 热力学与动力学课程节选

The two leaders also discussed the nuclear situation in Iran, the world economy and global efforts to fight climate change, After meeting with the German chancellor, Mr.Obama was to take part in the U.S.-European Union summit at the White House.

VOA: standard.2009.11.03

Or I could have a non-adiabatic, I could take the same temperature change, by taking a flame, or a heat source and heating up my substance. So, clearly q is going to depend on the path.

也能改变温度，绝热指的是没有热传递，在非绝热条件下，也同样可以升温,比如用火或者热源加热，这样，q也应当与路径有关。

麻省理工公开课 - 热力学与动力学课程节选