But he is hard at work. He and his team currently are trying to make algae that can change carbon dioxide back into fossil fuel.

VOA: special.2010.07.20

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 go back to change the laundry over and pick it up, and it's really a big pain. It's really awful.

然后走回去把衣服拿出来，真是太痛苦了，真的很烦人。

与众不同的纽约 - SpeakingMax英语口语达人

Now the modulation--change of key from major to back to minor as the cortege will start up again and then we-- A nice clarinet sound there and here comes our cortege with the bass.

现在变调了,从大调,变回小调,送葬行列再次启动,然后我们听到了优美的单簧管,送葬行列伴随着低音来了

耶鲁公开课 - 聆听音乐课程节选

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

But here, if I decide I'm going to store things not in x and y, but with some other set of names, for example, I've gotta go back into these pieces of code that use the points, and change them. So I've lost modularity.

除了要改下借口,但是这里，如果我决定，我不把值放在x和y中，而是和其他一些变量名进行绑定,例如这样的话,我就得回到使用这个点的代码，那儿去做更改了。

麻省理工公开课 - 计算机科学及编程导论课程节选