它们仅仅是为了保证派生出来的函数对象的参数与返回值具有不同的名字。

They merely ensure that arguments and return values of their derived function objects have uniform names.

youdao

这是调用方与被调用方约定好如何互相传递参数和返回值，以及函数自己如何使用栈。

These are the methods that a calling function and a called function agree on how parameters and return values should be passed between them, and how the stack is used by the function itself.

youdao

这是调用方与被调用方约定好如何互相传递参数和返回值，以及函数自己如何使用栈。

These are the methods that a calling function and a called function agree on how parameters and return values should be passed between them, and how the stack is used by the function itself.

youdao