在quicktemplate子类的内部，通过覆盖这些方法，可以随心所欲地格式化和样式化类别列表和交叉引用等。

Inside the QuickTemplate subclass, you'll override methods to format and style things like category listings and cross-references the way you want.

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是否要将泛型行为因数化至基底类别和子类别。

Whether to factor generic behavior into base classes and subclasses.

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