So the moral here, again, is whenever you're doing an implementation of a simulation, you do need to have some underlying theory about the model.

所以这里的寓意还是,不管你在做什么东西的仿真程序，你需要有一个,模型的底层程序。

麻省理工公开课 - 计算机科学及编程导论课程节选

Now later, we may decide to abandon this model, but for the moment let's accept that.

后来我们考虑抛弃这个模型，但现在我们暂且用这个模型来做我们的程序。

麻省理工公开课 - 计算机科学及编程导论课程节选