But if I'm accelerating, the force exerted by the spring and therefore, the needle the weighing machine reads is m.

但是如果我在加速运动,那么弹簧的弹力,也就是称重机上指针的读数就是 m

耶鲁公开课 - 基础物理课程节选

It's a little more involved on a PC but it's all free, the software you can download, and Linux in similar operating systems generally come with a compiler or you run a simple command to get it.

在PC机上有点复杂，但是它是免费的，你一般下载的软件，类似Linux的操作系统等等通常都需要,一个编译器，或者你可以运行一些简单的指令来获取。

哈佛公开课 - 计算机科学课程节选

The folder that I own on the cloud or that I own on my own Mac or my own PC apparently has two folders in it at the moment.

在“云“上属于我的文件夹，或者,我自己的Mac机，或PC机上，很明显有两个,子文件夹。

哈佛公开课 - 计算机科学课程节选

So, I'm doing this on my Mac.

我会在我的Mac机上展示给大家看。

哈佛公开课 - 计算机科学课程节选