这是一个扩展对象模式的例子。

This is an example of the Extension Object pattern.

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按照对用户界面建模的要求，本文提出了扩展对象模型的概念。

According to the requirement of modeling UIs, this paper presented an extended object model.

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编写适配器的替代方法——并且是推荐方法——是实现一个接口来修改行为，而不是扩展对象。

An alternate method of writing an adapter - and one that some prefer - is to implement an interface to adapt behavior, rather than extending an object.

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