Because multiple inheritance of classes is dangerous.
因为类的多重继承有危险性。
Converting from a class or structure type based on multiple inheritance.
从多个继承的类别或结构型别转换而来。
With multiple inheritance, any call to Release goes to the same function.
用多继承，Release调用会使用同一个函数。
I'd say the reason is that otherwise a multiple-inheritance problem would occur.
我说的理由是，否则会出现多重继承的问题。
I'd say the reason is that otherwise a multiple-inheritance problem would occur.
我说的理由是，否则会出现多重继承的问题。
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