I hope you can see this because I'm going to try and simulate what a merge sort does. I've got eight things I want to sort here, and those initially start out here at top level.

我希望你们认真看,因为我要尝试着模拟出归并排序的操作过程,这里我有八个元素进行排序,第一步是将它们分成两半，对吗？

麻省理工公开课 - 计算机科学及编程导论课程节选

And, these are called semi-metals or metalloids.

这些元素被称作半金属或非金属。

麻省理工公开课 - 固态化学导论课程节选