This allows P/S messages to be categorized into a hierarchy.

这允许将动力转向消息归类到一个层次结构中。

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For a systems development method to be categorized as theoretical, it must conform to this definition.

如果哪个系统开发方法要被归为理论的，它必须满足这个定义。

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If you want the book to be categorized, either by a bookseller or a library, it has to be assigned a unique numerical code, like an ISBN, for International Standard book Number.

如果这本书需要能够被书商或是图书馆分类，它还需要一个独一无二的数字代码，例如IS BN(国际标准图书号)。

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Also the reviewers have to be categorized based on the size of the organization they represent.

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Rather than having an incentive to lend prudently, there is a greater incentive to be categorized as too big to fail.

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Even as home health care for the elderly became professionalized, those women continued to be categorized as companions, not eligible for minimum wage or overtime.

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