你现在可以改变程序了。

You can change that program now.

youdao

如果你未曾改变程序，你又能怎么会改变呢？

If you never change the program, how could you ever change?

youdao

重构是指在不改变程序功能的前提下改变其结构。

Refactoring is changing the structure of a program without changing its functionality.

youdao

And if the test is true, it will change the value of this program counter to point to some other place in the memory, some other point in that sequence of instructions, and you'll keep processing.

如果测试结果为真，它会改变程序计数器的结果去,指向记忆存储器里的其他地方，指令序列里的其他地方，然后你会继续这个过程。

麻省理工公开课 - 计算机科学及编程导论课程节选

Because even though it's a little confusing or a little sort of contradictory, the argument count includes the name of the program itself, -- which can actually be int useful because if someone -- if a producer changes the name of a program by renaming a file, you, the program still have access to your own name by this mechanism.

因为即使它有点迷惑的,或有点冲突的，参数计数包括程序的名字，那个可以是int型的，因为如果有谁-,如果程序员通过重命名改变了一个程序的名字，你仍然可以用这个机制,使用你自己的名字。

哈佛公开课 - 计算机科学课程节选