当前类之外的代码无法访问私有成员。

Code outside the current class cannot access private members.

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掌握类中成员的访问机制和方法。

Master class members of the access mechanism and method.

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实现了让类的静态成员函数访问类中非静态成员。

Realizing the access of (class?)static member function to class non-static member.

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实现了让类的静态成员函数访问类中非静态成员。

Realizing the access of (class?)static member function to class non-static member.

youdao