Some of them have to do with merely digesting food and moving the body around, and making the heart beat,and the lungs open and close.

有一些只负责消化食物或者身体活动，让心脏跳动，让肺部呼吸。

耶鲁公开课 - 死亡课程节选

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

A nutrient is considered a substance within the food, that's when it digests it, absorbs, promotes some bodily function, so that it has some metabolic health value when people consume it.

营养素是包含在食物中的物质,由人体消化,吸收,推动身体机能,食品必须具有值得人类去代谢的健康价值

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The body's able to digest food.

能够消化食物。

耶鲁公开课 - 死亡课程节选

Now, well, you're making out after having had dinner, and while you're sitting there making out, food is making its way down Peggy Sue's digestive tract, being turned into shit.

现在，你们在吃完饭后亲热，当你们坐下来亲热时，食物正沿着Peggy，Sue的消化道向下走，正要变成大便。

耶鲁公开课 - 死亡课程节选