So, it's a trivial matter, by looking at what is the weight and how far does it drop, to say OK, how much work is done by the paddle wheel.

好，让我们看看重物的质量,以及它下落的距离，就知道桨轮做了多少功。

麻省理工公开课 - 热力学与动力学课程节选

And what does that say? It says, let's assume I want to do k searches of a list. OK.

如果我们假定要在列表中做k次搜索,在线性的情况下，假定是一个未排序的情况。

麻省理工公开课 - 计算机科学及编程导论课程节选

OK. How can we check, for example, if it does or if it doesn't seem reasonable.

我们如何检查呢？举个例子，看它是否合理或者不合理。

麻省理工公开课 - 化学原理课程节选

Yeah.It does't do mean much good to have somebody in the back like this.Ok.

有人在你后面摆弄电脑,感觉其实不怎么好

耶鲁公开课 - 聆听音乐课程节选

OK, here we go, here we go, you see, I'm doing it down here, I can't see it, does that-- ah, I hear his sighs of relief, OK, good. There we go. Better. All right.

好，我们开始，大家可以看到，我在这里写这个程序，我看不见，这是不是-啊，我听到大家放松的叹气了，好，让我们开始吧，好多了，好。

麻省理工公开课 - 计算机科学及编程导论课程节选