So as the particles on the disk that get the current in the read/write head moving put together millions of these magnetized segments and you've got a file.

通过读写头你就可以得到每个粒子的极性,如果把这些上百万粒子的信息,汇聚要一起就够成了一个文件。

哈佛公开课 - 计算机科学课程节选

The good news is that we are going to be shifting gears very soon and moving into subject matter unlike anything you have seen in high school, and so you will get a fresh start.

好消息是我们将,马上运行设备并且转向主要课题,不想你在高中所学的任何知识，所以你将有个新的开始。

麻省理工公开课 - 固态化学导论课程节选