So, we can put our sulfur in the middle, and then it doesn't really matter how we draw the rest of it, where we put our c l's versus where we put our oxygen.

那么，我们可以把硫放在中间，然后把其它的原子画在哪里就不重要了，把两个氯原子与一个氧原子放在哪里都行。

麻省理工公开课 - 化学原理课程节选

And here in the middle of the page a little ways down: My love's striped black-and-white cotton frock, jaunty blue cap, white socks and brown moccasins were not quite in keeping with the large, beautifully cut aquamarine on a silver chainlet which gemmed her throat, a spring rain gift from me.

在这一页中间偏下的地方：,我的小情人穿着黑白条子的棉布裙，带着鲜艳的蓝色帽子，白袜子和亮皮鞋与她脖子上那条优美的,蓝宝石项链有些不协调,这是由于那场春雨我送给她的礼物。

耶鲁公开课 - 1945年后的美国小说课程节选