When I call this class definition, it calls init, init and I give it an x and a y value.

我说过，当我们，调用这个类的定义的时候，它会去调用。

麻省理工公开课 - 计算机科学及编程导论课程节选

Definition is important to us, and we're certainly not going to give it short shrift in this course.

定义对我们很重要，在这门课中当然不会一笔带过。

耶鲁公开课 - 文学理论导论课程节选

I'm going to give you a glass case and in the glass case is an entity with this as one kilogram, by definition.

我给你一个玻璃箱,箱子里放的东西刚好是 1 千克,这是根据定义的

耶鲁公开课 - 基础物理课程节选

Well, if you want to find out you can get onto sec.gov and it will give you the current definition.

想了解的话就到SEC.gov去查查吧,你会找到最新的定义

耶鲁公开课 - 金融市场课程节选