I'll first look at invoking a method with delayed binding, and then I'll show techniques you can use to change the definition of a class at run time.

首先介绍延迟绑定调用方法，然后介绍一些可以在运行时改变类定义的可用技术。

youdao

I'll first look at invoking a method with delayed binding, and then I'll show techniques you can use to change the definition of a class at run time.

首先介绍延迟绑定调用方法，然后介绍一些可以在运行时改变类定义的可用技术。

youdao