And this is the familiar result from ordinary mechanics, where you're not worrying about something like entropy for a whole collection of particles.

在普通力学中，如果不关注大量粒子的熵，诸如此类的物理量的话,这就是我们通常见到的结果。

麻省理工公开课 - 热力学与动力学课程节选

Now, the reason this condition always holds in ordinary mechanics is because you're never, in that case, concerned with a huge statistical population of particles where the disorder among them is an issue.

这个条件在力学中总是成立,这是因为在力学中,我们从来没有关注过大量粒子的统计行为，而对这些系统来说,无序是很重要的。

麻省理工公开课 - 热力学与动力学课程节选

And so these are the things people care about a lot and they're the ones that popular diet books are built around almost exclusively: that you should eat low fat, you should eat low carbs, high fat, they're all kinds of permutations of these that exist out there.

所以大量营养素是人们所关注的,它们也是,现在流行的饮食书籍所围绕的话题,类似人们应该吃的低脂或者应该低碳高脂,各种各样的说法都有

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选