All right so it has to live in RAM as opposed to the hard drive because otherwise things would be terribly slow as you know so it's much better if your programs live while they're running in RAM and they end up in what's called the tech segment.

好的，它存在内存中，而不是硬盘中,因为，否则程序会非常的缓慢,程序在内存中运行会好得多,它们在技术段,的地方结束。

哈佛公开课 - 计算机科学课程节选

To do that the data travels from RAM along with software signals that tell the hard drive how to store that data.

为了能让数据从RAM中,到硬盘是要使用软件信号告诉硬盘,如何存储这些数据。

哈佛公开课 - 计算机科学课程节选