"I kept on telling them you need to get out and explore and know these people 'cause you're going to be living here all your life, you're not going to be with the Sudanese people the whole time.

VOA: standard.2009.12.17

Also to point out, a lot of times you'll see electron volts instead of joules, this is the conversion factor here just so you all have it in your notes.

同样也要指出，很多情况下你会看到,电子伏特而不是焦耳，这里是换算因子,你们在讲义上都能找到。

麻省理工公开课 - 化学原理课程节选

So, all you will have the opportunity to solve differential equations in your math courses here. We won't do it in this chemistry course. In later chemistry courses, you'll also get to solve differential equations.

你们在数学课中有机会,遇到解微分方程,我们在这化学课里就不解了,在今后的化学课程里，你们也会遇到解微分方程的时候。

麻省理工公开课 - 化学原理课程节选

So if you guys could come over here but still maintain your alignment so 128 should be all the way over here and one, you should be all the way over here and you guys similarly need to shuffle.

你们可以过来,但要保持队形,你可以走过来,后面的人也可以跟着慢慢的移动。

哈佛公开课 - 计算机科学课程节选

Now, you think you can make a mistake on your exam, take a look at this up here at tell me what that all is. I have no idea.

你觉得你可以在考试的时候犯错误，看一看这之前写的东西,能告诉我这些是什么，我也不知道。

麻省理工公开课 - 固态化学导论课程节选

Then here's the favorite of all time, vacu-pants, attached via the hose to your vacuum cleaner.

这是最受喜欢的,真空裤法,需要与真空吸尘器的管子相连

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

It's your brain up here processing all of this information.

其实是你们的大脑,在处理所有这些信息

耶鲁公开课 - 聆听音乐课程节选

You can very quickly drive yourself nuts by sitting down, thinking, oh, I can write this program, no sweat, and then you write it and then there's a tiny little mistake here, but then there's a tiny little mistake here and here, and all of these stupid little things cascade until you try running your program, and the thing just doesn't work.

如果你只是仅仅干坐着，不费吹灰之力，凭空幻想着我可以把这个项目搞定，你会想地发疯的，也许你会写出一点东西出来，可能会有一点点错误,紧接着这或那又出现一点小错误，这些小错误一点一点地堆积了起来,直到你开始运行你整个项目，你会发现这堆东西根本就不工作。

哈佛公开课 - 计算机科学课程节选

So, conceptually if you've ever wondered why you get access in all of your functions to global variables that's because they're not down here, they're at the very top of RAM and any function can access that RAM way up there, but for now the interesting player in the story is this thing called the heap.

所以，如果你想知道为什么全局变量能在,所有的函数中使用,那是因为它们不在这下面，而是在内存的顶端,那样任意函数都可以在内存中使用它们，现在，这里面一个有用的角色是,叫做堆的东西。

哈佛公开课 - 计算机科学课程节选