Because it takes three units where there's only four choices at each position to have at least 20 unique combinations.

因为每个位点上仅有四种可能性,只有采用三个碱基一组,才能取得至少二十种不同的组合方式

耶鲁公开课 - 生物医学工程探索课程节选

You have to have at least, I don't know, cereal or maybe a piece of fruit?

你至少得吃点，我不知道，也许吃点麦片或者吃块水果吧。

Have you 实战 - SpeakingMax英语口语达人

And then after a few minutes or maybe an hour, you hopefully have at least one dancing cookie.

几分钟或者可能一小时过去后，你颇有希望地拥有至少一个会跳舞的饼干人。

哈佛公开课 - 计算机科学课程节选

That is, investing well requires careful study and the intellectual tradition we have at universities helps promote that.

投资需要谨慎的研究分析,而大学里的学术传统,有助于这方面的研究

耶鲁公开课 - 金融市场课程节选

The question was how many rabbits do you have at the end of a year? At the end of two years? At the end of more than that number of years, and so. We can do this with the following level definition. We're going to let pairs of 0, the number of pairs at month 0, actually it would not be it would be 1.

在下一个月末的时候让我们假设,这2只小兔子也有了后代,同样是一公一母,问题是一年后你会有多少只小兔子？,两年后呢？更多年后呢？,我们可以用接下来的等级说明来解释，在第0个月有0对兔子。

麻省理工公开课 - 计算机科学及编程导论课程节选

They are RNA molecules but they have at some points in their life span, they have amino acids attached to them.

这些是如假包换的RNA分子,但在其生命周期的特定时间,它们会携带一个氨基酸分子

耶鲁公开课 - 生物医学工程探索课程节选

What kind of customers do you have at your restaurant?

你的餐馆里一般都来什么样的客人？

什么样的客人都有 - SpeakingMax英语口语达人

And that's the kind of great students that we have at Princeton and we'll continue to draw from.

这就是普林斯顿大学,培养的好学生,我们还会录取更多这样的好学生。

普林斯顿公开课 - 人性课程节选

Write down everything so you don't forget it, we don't forget anything that you have at all.

写下所有的东西,免得忘了,我们不会忘记你记下的东西

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

So we'd love to see any of those of you who are interested to stop by and talk with us and we'll be able to talking more detail about more specific questions you might have at that point.

我们非常期待,有兴趣的同学过来和我们谈谈,到时我们可以更详尽地,解答你们的问题。

哈佛公开课 - 幸福课课程节选

In other words, Freud, Sophocles, all of the other versions I have at my disposal, have equal merit as versions, but none of them is a transcendental signified, none of them is a blanket term, and none of them is the causal explanation or meaning of the myth.

换句话说，弗洛伊德，索福克勒斯，还有所有其它供我使用的版本，都用同样的优点，但它们中没有一个是超验所指，没有一个是概括性话语，没有一个是神话的随意解释或意义。

耶鲁公开课 - 文学理论导论课程节选

So that, to think nothing is something you have to work at; it's something that you can be preoccupied with.

所以脑子里一片空白,也是需要你努力的事;,需要全神贯注的事。

耶鲁公开课 - 1945年后的美国小说课程节选

And then, if we have time at the end, we'll introduce one last topic, which is isoelectronic atoms and ions.

最后，如果有时间的话，我们将再介绍最后一个主题：,等电子原子与离子。

麻省理工公开课 - 化学原理课程节选

But the point I want to make about it is much more general and we don't have to look at particular cases to make it.

但是我想说的是这是很普遍的,我们不用看很多特例去研究它。

耶鲁公开课 - 现代诗歌课程节选

I've done a great deal of work on love and sex, and now have written at least eight books.

我大量研究爱情与性爱，到现在写了至少八本书了。

麻省理工公开课 - 电影哲学课程节选

Throughout history Jews have been upset at the portrayal of Shylock in "Merchant of Venice," not a very nice guy.

一直以来,犹太人都很不满,《威尼斯商人》中所描写的夏洛克“,一个坏家伙。

耶鲁公开课 - 心理学导论课程节选