There's absolutely no reason I couldn't have switched it around and said that instead the pi orbitals form between these atoms instead of those first atoms I showed.

我完全没有理由,不能把它转过来,现在π键在这些原子间,而不是我开始展示的那些原子间。

麻省理工公开课 - 化学原理课程节选

Now you can all see these hats, and if they turn around to each other, they can see each other's hat.

现在你们都能看清这两顶帽子,如果他们转过来,就也能看到对方的帽子

耶鲁公开课 - 博弈论课程节选