The time was in the early 70s, so factory farming was not well-known, was not as dominated as it is today, but it still existed.

那时是70年代早期，工厂化养殖并不为很多人所知,也不如今天这样占主导地位，但当时已经出现了这种方式。

普林斯顿公开课 - 人性课程节选

But do you know other attractions that visitors might not be familiar with?

但你知不知道哪些游人们一般不太熟悉的景点呢？

有各种社区 - SpeakingMax英语口语达人

Unfortunately, this thought, popular as it may be, that it takes one to know one, just seems false.

不幸的是,这样的想法,即同类者互知,可能很流行,但实际上是错误的

耶鲁公开课 - 死亡课程节选

And part of it is mystical-- still not understandable-- but we are going to talk about as much as we know-- why it works and how it works.

一部分是很神秘，仍无法理解-,但我们会谈到我们所知的-,信念为什么会起作用及如何起作用。

哈佛公开课 - 幸福课课程节选

This is all by means of review but the question you can now ask is, "Fine. That's why moral feelings might evolve, but what do we know as psychologists about the emergence in nature of moral feelings in individuals?

这些知识我们以前都学过,现在你们要问一个问题，“好了，道德情感是这样产生的，但我们心理学家知不知道,自然界中的个体的道德情感是如何出现的？

耶鲁公开课 - 心理学导论课程节选

As far as I know, he doesn't publish he's not in the newspapers, but he's gotten the ear of the Treasury Secretary They spent many weekends together figuring out what should be done about the system and they wrote up a proposal.

据我所知，他从没出过书,也没有上过新闻，但他却有当财政部长的潜质,他花了数周的时间来搞清楚,对于现在的美国金融体系,该怎么改革然后书写成书。

耶鲁公开课 - 金融市场课程节选

But Newton's law is-- You see, you've got to go back and wipe out everything you know.

但牛顿定律是,如你所知的,你必须回到过去,忘掉你所知道的一切

耶鲁公开课 - 基础物理课程节选

It's kind of unsettling because we like to know what things are, but at the same time it's not really a big problem because as long as we know about the fact that a certain notion of literature exists in certain communities we can begin to do very interesting work precisely with that idea.

可能会有点让人不安，因为我们总想知道事物的定义，但知不知道,实际上问题不大,只要我们知道在特定群体中对文学有特定的认识,我们就能在这种认识上做文章。

耶鲁公开课 - 文学理论导论课程节选

So what actually turns out the reality is that h e 2 does exist, but it exists as the weakest chemical bond known, and it wasn't, in fact, even found to exist until 1993, so I can assure you this is not a bond that you see very often in nature, and it is a very, very weak bond.

实际上He2键是存在的，但它是目前所知的最弱的键，直到1993年它才被发现，所以我可以向你们保证在,自然界你们不可能经常看到它，它是种非常非常弱得键。

麻省理工公开课 - 化学原理课程节选

It could be that even though the general claim, "It takes one to know one" Is false, the particular claim, "Eternal, non-physical can only be grasped by the eternal, non-physical," Maybe that particular claim is true.

即使一般来说,同类互知这个观点是错的,但它的特例,也就是永恒的非现实的东西只能被永恒的,非现实的东西所理解,这可能是对的

耶鲁公开课 - 死亡课程节选

Hacking believes that there were many gambling theorists who invented probability theory at various times in history but never wrote it down and kept it as a secret.

哈金相信历史上有很多赌博理论家,曾多次构想了概率论,但从来没有记录下来,并且恐为人知

耶鲁公开课 - 金融市场课程节选