家具和配件是未修饰的自来水，但在某些情况下，也可与装饰。
The furniture and tap fittings are undecorated, but, in some cases, are also available with décor.
然而，在其他情况下，decorator可能会将未修饰的方法与一些新功能相结合。
However, in other cases, the decorator might combine the undecorated method behavior with some new capabilities.
decorator可能会返回一个函数，但这个函数与未修饰的函数之间不存在有意义的关联。
A decorator might return a function, but one that is not meaningfully associated with the undecorated function.
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