请务必注意命令行的最后一项是类名。

Take careful note that the last item on the command line is a class name.

youdao

注意，命令帮助区域用红色圆圈标明。

Notice the Command Assistance area circled in red.

youdao

注意，命令名以小写字母开头。

Notice that the name of the command begins with a lowercase character.

youdao

Yeah, I've still got a binding for z and I'm giving it the same test, but notice now I've got the two same commands but they have different indentation.

对，我还是对z进行了绑定,我还是要对它进行同样的测试，但是请注意现在我有了两个同样的命令,但是它们有不同的缩进。

麻省理工公开课 - 计算机科学及编程导论课程节选