Five things you learnt today, hand in your numbers and the legal forms and I'll see you on Monday.

今天我们学到了五个结论,别忘了把授权书和数字交上来,周一见

耶鲁公开课 - 博弈论课程节选

And, believe it or not, I have students walk in and first thing a hand goes up and says do you have a pen? I cannot believe it.

不管信不信，我有些学生走进来，第一件事就举起手问,你有没有笔，难以置信。

麻省理工公开课 - 固态化学导论课程节选

We have 266 ping-pong balls, and we need someone, hopefully you, to be some radioactive material that are going to be emitting these ping-pong balls. And when the time comes, in just a minute, I'll ask the TAs to come down and hand these out very quickly to you, so we can do this experiment.

你们有些人那天，看到我在办公室数乒乓球，我们需要几个人,希望是你,来作为放射材料，放射这些乒乓球,等会我会让助教,把这些球发给你们。

麻省理工公开课 - 化学原理课程节选

And so this time when you hand it back, this value, I store it in -- we'll say X, and now we actually have retained the value.

这次当你拿回这个值时，我把它存储在X中，现在我们把这个值保存了。

哈佛公开课 - 计算机科学课程节选