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

And I'm going to give it a name, and right now I'm just building but first of all, what does a class do?

尤其是，我要做的是就是，要去做完这里,因此我首先要去建立一个对象，它要代表一个点？

麻省理工公开课 - 计算机科学及编程导论课程节选

There's a pretty interesting and potentially important gender factor going on here where the women in the orange line, after about this point, start to diverge.

性别在该研究中是一个非常有趣的因素,并且是个潜在的重要因素,图中橙色曲线代表女性,在这个点之后,两条曲线开始分离

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Keys are just targets at special locations.

键盘代表处于特定位置的目标点。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

It's an example of a technology called a gene chip that allows you to, on each one of these spots there is DNA for example, that's specific for a particular gene in your genome, in the human genome for example.

这是一种叫做,基因芯片的技术,其上每个点可能代表着一种DNA,它是你基因组中一个特定的基因,亦或是人类基因组中的一个基因

耶鲁公开课 - 生物医学工程探索课程节选

If I want to get out right now the versions of these things, I can ask what's the value of c p 1 x, and it returns it back out.

你可以在那里看到那些,代表笛卡尔坐标点的东西，如果我想要得到现在，这个类的版本的东西的话。

麻省理工公开课 - 计算机科学及编程导论课程节选

Let's create a graph here that on the x axis it's going to be time, so time zero will be when you first take in a food and then one hour later, two hours later will be shown as you go from left to right, and then we'll have blood glucose level up on the y axis.

我们在这建立一个曲线图,X轴代表的是时间,所以零时间点是你第一次进食的时间,然后一小时以后,两小时以后,是从左到右呈现在图表上的,在Y轴上是你的血糖值

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选