to the process whereby the heavenly angels not only eat food but they also digest it; and Milton lets us know, whether we want to know or not, how those angels actually excrete the food they have taken in.

去描述天堂的天使不只吃食物而且要消化它的过程,弥尔顿让我们知道，不管我们想不想，这些天使怎样排泄出他们吃的食物。

耶鲁公开课 - 弥尔顿课程节选

Now, I look around this room, I don't see anybody whose head is three times bigger than mine, so I know that you cannot digest everything the books have.

我在教室里扫了一遍,没看见谁的脑袋比我大三倍,我知道你们是不可能看完这本书的

耶鲁公开课 - 基础物理课程节选

The body's able to digest food.

能够消化食物。

耶鲁公开课 - 死亡课程节选

I just wanted to point out that although you see these chlorine atoms in these drugs, in fact, I don't think I've ever seen an acid chloride in a final pharmaceutical product or drug that we take, and the reason is because they're so reactive that you wouldn't want to have that in something you digest.

我只是想指出一点,那就是尽管你在这些药物中看到了氯原子，实际上，我想我从来都没有在一个,成品的药用产品或者药物中见到过酰氯，这原因是因为它们太容易反应了,你不会想让它们出现在你要消化的东西中。

麻省理工公开课 - 化学原理课程节选