新增抽象类别对话方块随即出现。
抽象类别不能执行个体化。
抽象类别可能会包含抽象方法和存取子。
An abstract class may contain abstract methods and accessors.
抽象类别的衍生类别必须实作所有抽象方法。
Derived classes of the abstract class must implement all abstract methods.
这是个抽象类别。
实作介面的抽象类别可能将介面方法对应到抽象方法。
An abstract class that implements an interface might map the interface methods onto abstract methods.
对象的类别必须是有结构的；您不能范例化一个抽象类别。
The class of the object must be structural; you cannot instantiate an abstract class.
对象的类别必须是有结构的；您不能范例化一个抽象类别。
The class of the object must be structural ; you cannot instantiate an abstract class .
由抽象类别衍生出来的类别必须实作纯虚拟成员函式，否则它们也是抽象类别。
Classes derived from the abstract class must implement the pure virtual member function or they, too, are abstract classes.
由抽象类别衍生出来的类别必须实作纯虚拟成员函式，否则它们也是抽象类别。
Classes derived from the abstract class must implement the pure virtual member function or they, too, are abstract classes.
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