这种消化系统进化过程，可能已经无数次帮助过我们人类适应新的环境和新的食物。

This sort of digestive evolution has probably helped humans adapt to lots of new environments and lots of new foods.

youdao

人类消化系统的机能就是这样的。

This is due to the effectiveness of your digestive system.

youdao

人类的消化系统在轨道上也没什么变化，除了胃里的东西会飘得高一点。

Human digestion works pretty much the same in orbit as well, except that stomach contents float a bit high.

youdao

Now, do any of these facts about the digestive system ? make it inappropriate to kiss another human being?

现在，这些关于消化系统的事实有没有,让亲吻另一个人类变得不合适？

耶鲁公开课 - 死亡课程节选

If your roommate comes in and starts trying to tell you facts about the human digestive system, " you say, "Not now."

如果你的室友跑过来开始试图,告诉你有关人类消化系统的事实，你说“现在别说“

耶鲁公开课 - 死亡课程节选