And the idea is that when you do these Lewis dot structures, we're representing electrons with dots, which we'll see in a minute, and each dot is going to represent a valence electron.

而当你遇到这些路易斯点结构时，我们会将电子用点来表示，我们马上就会看到，每个点都代表了一个价电子。

麻省理工公开课 - 化学原理课程节选

So p dot Cartesian is a kind of accessor, it's getting access to the data.

这就是为什么，我想要使用访问器的原因。

麻省理工公开课 - 计算机科学及编程导论课程节选

The convention is not to call it something dot txt but something dot C, just a convention.

但这个文件并不是以XX，txt命名,而是以XX，c命名，这只是一种约定而已。

哈佛公开课 - 计算机科学课程节选

If I want to get values back out, p I could in fact simply send to that instance a message, in this case I could say p dot x.

我就是，我刚刚在这里输入的，我得到了一个c，point的实例,如果我想把值取出来，实际上我可以。

麻省理工公开课 - 计算机科学及编程导论课程节选

I have connected to the course's central server from my own laptop and via dot slash chart am I about to run a little program that depicts as best we can with what with generally call ASCII art -- -- it's really all you can do in a terminal window like this -- our numbers from the past few years.

我已经通过我的电脑连接到了课程的中心服务器,在我的笔记本电脑上，通过键入“，/chart“,我将要运行一个被描写成,“ASCII码艺术“的小程序-,在一个这样的终端窗口中你们都可以做到-,过去几年中我们的人数。

哈佛公开课 - 计算机科学课程节选