I'm now exploring the question of whether or not stock prices are indeed memoryless, or the stock changes.

我现在要探索一个问题那就是股价,是否真的是无记忆的，或者说股票的变化是否是无记忆性的。

麻省理工公开课 - 计算机科学及编程导论课程节选

Third floor is where I live. That's substance-free, no alcohol and no drinking.

我住在三层。那是无饮酒区，没有酒精，不许喝酒。

布朗的宿舍公寓 - SpeakingMax英语口语达人

Now, this is a pretty familiar widget of little gadget that you might see on most websites today, but my God, what an uninteresting problem to solve ourselves.

这是一个大家都很熟悉的小工具,现在在大多数的网站上都可以看到，天哪，如果我们自己解决这样的问题那将是多么无趣！

哈佛公开课 - 计算机科学课程节选

And that's really neat to think about, because photons, of course, are massless particles, they have no mass, so it's neat to think about something that has no mass, but that actually does have a momentum.

而且那真的不容易想明白，因为光子，当然是无质量的粒子，它们没有质量，所以这个真的不容易想明白,一些物体没有质量，但是它们事实上确实有动量。

麻省理工公开课 - 化学原理课程节选

If our estimates are off then the hypothesis makes no sense, so maybe there's no relationship between dietary fat and breast cancer.

如果评估是无关联的,那这个假说也就没有意义,那么在膳食脂肪和乳腺癌之间,也许没有任何关系

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Well,if you don't find the no branching rule plausible, you're in trouble as a body theorist.

如果你觉得无分支规则不可行，那作为肉体理论者，你就麻烦了。

耶鲁公开课 - 死亡课程节选

That is before there is any written evidence from the period in which you are interested.

那是一个你所感兴趣,而无任何书面记录的时代

耶鲁公开课 - 古希腊历史简介课程节选

And it wasn't a neutral massacre.

并且那不是一场漫无目的的屠杀

耶鲁公开课 - 1871年后的法国课程节选

If I'm right in thinking immortality would be undesirable, then the fact that we're going to die is good, because it guarantees that we won't be immortal, which would be a nightmare, an unending nightmare.

如果永生不值得期许的观点是对的，那么我们终将一死的事实是好的，因为它保证我们不得永生，那是恶梦，一场永无止尽的恶梦。

耶鲁公开课 - 死亡课程节选

Then you're afraid of nothing?

那你无所畏惧吗？

耶鲁公开课 - 死亡课程节选