The launch took place without a problem on March twenty-third,nineteen sixty-five.

VOA: special.2009.06.24

The only other thing--then next period we're going to talk-- on Friday we're meeting again and we're meeting again about-- this time it's about efficient markets and I want to talk about the evidence for efficient markets and against it and that will lead you into your third problem set about efficient markets.

下节课的主题是,我们将在周五的课上讨论,有效市场问题,我要讨论关于支持和反对,有效市场的证据,那时你们可以开始做,第三本习题集,是关于有效市场的

耶鲁公开课 - 金融市场课程节选

So, by the way, I don't mean this as a joke, in some sense there's always a third candidate and that comes from the problem we had earlier, because not voting is always an option.

顺便说一句,我不认为某种程度上说,是有三个选举人是一个笑话,这是由于一些由来已久的问题造成的,因为不投票也是一种选择

耶鲁公开课 - 博弈论课程节选

If you see a problem that asks you, for example, the third ionization energy versus taking a second electron out of the 2 s in a photoelectron spectroscopy experiment, those are two very different things.

如果你遇到一个题目问你的是，比如说，是第三电离能,还是在光电子能谱实验中从，2，s，轨道中,拿走第二个电子，这可是两个完全不同的问题。

麻省理工公开课 - 化学原理课程节选

Last year for the pieces that do vary year to year a bit, last year's first problem set challenged students to write their first or maybe second or third program using this environment called Scratch.

去年的教材有些地方有略微改动，去年的第一个问题集是让学生,在Scratch环境下,写下自己的第一或第二个或第三个程序。

哈佛公开课 - 计算机科学课程节选