Your stomach sinks, you have that sinking feeling in the pit of your stomach, when you get a bad grade on a test.

当你考试考砸的时候,你的胃会垂下去,或者说,会有胃部下垂的感觉

耶鲁公开课 - 死亡课程节选

I know it's only been a few hours but my stomach is growling.

我知道才过了几个小时，但我的胃已经饿得咕咕叫了。

so that 实战 - SpeakingMax英语口语达人

We don't know what--It's like the workings of our kidneys or our stomachs.

这就像是我们无法察觉,肾和胃的活动一样。

耶鲁公开课 - 心理学导论课程节选

Your stomach is a very complex organ that has a muscle layer, it has an epithelial layer which is the interface with food that comes in, and it also has a nervous system, so does the heart.

你的胃是一个非常复杂的器官,它拥有一个肌肉层,有一个与摄入的食物,相接触的表皮层,也有一套神经系统,心脏也有

耶鲁公开课 - 生物医学工程探索课程节选

I mean, think of going out to a nice dinner, you're completely full, your body doesn't really need more calories necessarily, your stomach has had enough, and then the dessert cart comes by, or there are the mints on the way out of the restaurant or something.

我是说,比如出去享用一顿丰盛的大餐,你已经完全吃饱了,你的身体确实不再需要更多的能量,胃也填满了,这时甜品车经过身边,或者在出餐厅时门口时有人给你薄荷糖

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选