Either I don't exist or I'm not alive or I'm not a person, whichever precise way we have to put it.

要么我不存在，要么我不是活着的或不再作为人，就在这三种方式里选择。

耶鲁公开课 - 死亡课程节选

There are precise technical reasons why these are the way they are, but let me try to cut to the chase here.

这里有些精确的技术原理,这些音为何会和谐与不和谐,让我开门见山地说吧

耶鲁公开课 - 聆听音乐课程节选

But mathematically, we've mentioned this before, log N or really to be precise, log base 2 of N, is the way you express this mathematically.

但从数学上说，之前我们已经提到过了，准确地说是log，N，以2为底N的对数，这就是它在数学上的表示。

哈佛公开课 - 计算机科学课程节选