In fact, temperature is such a carefully controlled parameter that when it changes just a little bit by a couple of degrees, we know that something's wrong.

事实上,体温被控制得如此精细,哪怕只改变几度,我们就能感觉出来不对劲

耶鲁公开课 - 生物医学工程探索课程节选

And the Bacon number is the number of steps it takes for them to get to Kevin Bacon.

这个Bacon数就是通过几度,他们就能与Kavin，Bacon连接上。

耶鲁公开课 - 心理学导论课程节选