In fact, temperature is such a carefully controlled parameter that when it changes just a little bit by a couple of degrees, we know that something's wrong.

事实上,体温被控制得如此精细,哪怕只改变几度,我们就能感觉出来不对劲

耶鲁公开课 - 生物医学工程探索课程节选

We think a lot about weight in this country, but weight is a remarkably carefully controlled parameter of a person, that is, you have to work pretty hard to gain weight or to lose weight.

我们身在一个特别关注体重的国家,然而体重是一个,需要小心地控制地人体指标,这就是说,你必须付出相当多的努力,才能增加或减少体重

耶鲁公开课 - 生物医学工程探索课程节选