开始代码前，我们先讨论下纹理映射的工作原理。

And before we get into the code we should discuss how texture mapping works.

youdao

我们已经完成了很多工作，但是我们还无法开始写代码。

We have accomplished a lot, but we are not yet ready to begin writing code.

youdao

然后，用户开始与代码交互。

Then, users start to interact with the code.

youdao

I'm going to start somewhere near the middle of the code. Again, a lot of times, people don't do that.

我会在代码中间的某个位置开始,再说一次，很多时候人们不会这么做。

麻省理工公开课 - 计算机科学及编程导论课程节选

Having now used this pseudo code to line things up, I can start putting some additional structure on this.

用伪代码把这些事情串起来后,我可以开始进行,一些结构方面的优化了。

麻省理工公开课 - 计算机科学及编程导论课程节选

And we also have starting this Sunday, lead by one of the course's teaching fellows, what we call "walkthroughs," so this is kind of programming lexicon.

我们这周天开始“代码走查“,这个会由研究生助教带领大家，什么叫做“走查“，然后这是一种,编程词库。

哈佛公开课 - 计算机科学课程节选