If you've ever noticed, Mac OS has its Apple menu on the top left and Windows has its start menu in the bottom left, really for no compelling reason.

如果你注意到，你会发现，Mac操作系统,在其左上角是Apple菜单，Windows却把它的开始菜单,放在左下角，毫无理由可言。

哈佛公开课 - 计算机科学课程节选

So let's think about it. This sucker, Mac AIR what's it got in there? That Air Mac, it's, see, it's got, its go-- my Air Mac, I don't know about John's, his is probably better, mine has 1.8 gigahertz speed.

再让我们来看看这台机器，它是什么配置呢？这台，是的，我的Mac，AIR，我不关心John的,他的可能还更好，我的CPU是1。8G的。

麻省理工公开课 - 计算机科学及编程导论课程节选