这就是第一个故事。

That was story number one.

youdao

这就是第一个近似。

So this is the first approximation he made.

youdao

这就是第一次。

That was the first time.

youdao

So what's going on in this case is, I want to distinguish between shallow equality and deep equality.

第一件事情就是,测试浅意义上的相等，这什么意思呢,这是个不太好的英语句子。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now our first thought is, Oh, aha, that has no meaning, right?

我们的第一反应就是，这灯没什么含义？

耶鲁公开课 - 文学理论导论课程节选

So if I were to solve this problem, here's the way I would do it. I would say, first thing I want to do, is I want to input a value for the base as a float.

如果我想要解决这个问题，这就是我要解决它的方式了，第一件我要做的事情就是要,输入一个浮点数作为三角形的底。

麻省理工公开课 - 计算机科学及编程导论课程节选