要建模继承，可以利用由uml建模面板提供的一般化关系，它是从继承类到基础类而绘制出来的。

To model inheritance, use the generalization relationship provided by the UML modeling palette, which is drawn from the inherited class to the base class.

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由于在其类架构类型(archetype - like)主题DTD中使用了元素的一般化设计，DITA为专门化提供了坚实的基础。

DITA provides a rich base for specialization because of the general design of elements used in its archetype-like topic DTD.

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通过使方面足够一般化，可以影响测试类中的mock目标，还会保证它可以容易地让真实类参与方面的行为。

By making your aspect general enough to affect a mock target inside a test class, you ensure that it's also easy for a real class to participate in the aspect's behavior.

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