The most altruistic behavior of all, giving your life to help another, can be explained in cold-blooded evolutionary terms.

最利他的行为，就是为他人牺牲自己，这也可以用毫无人情味的进化论来解释。

耶鲁公开课 - 心理学导论课程节选

But usually in January you can't do it because it's too cold.

但通常在一月份不能做，因为太冷了。

喜欢曲棍球 - SpeakingMax英语口语达人

So I think we can really cold call somebody for this one.

我那随便找个人来问个问题吧

耶鲁公开课 - 博弈论课程节选

A state of war can include, in other words, " what we might call a "cold war," two hostile sides looking at each other across a barrier of some type, not clear or not certain what the other will do.

换句话说，战争状态包括，我们所说的“冷战“,敌对双方透过某种屏障,对对方虎视眈眈，却不知道对方会干什么。

耶鲁公开课 - 政治哲学导论课程节选

It can get cold depending on what part of LA,

视地方而定，洛杉矶有的地方会冷，

深入研究洛杉矶 - SpeakingMax英语口语达人

Can anyone tell me? Let's cold call somebody again.

谁来说,我再随便找一个人吧

耶鲁公开课 - 博弈论课程节选

Why don't we cold call somebody out, you can?

我随便找一个吧,就你回答吧

耶鲁公开课 - 博弈论课程节选