There's a virtual table for each class, which contains a list of Pointers to the implementation of each member function.
有一个为每个类的虚表,其中包含每个成员的功能的实现的指针列表。
If the expression represents a class or structure, retrieve a list of member variables, as expression objects.
如果表达式表示类或结构,则将作为表达式对象来检索成员变量列表。
You should either delete the implementation of the interface member or add the interface to the base-class list of the class.
应删除接口成员的实现,或将接口添加到类的基类列表中。
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