另外，定义主题和把它们组织成分类法的艺术也有自己的策略和最佳实践。

In addition, the art of defining subjects and organizing them into taxonomies has its own strategies and best practices.

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如前所述，您可以使用分类法对感兴趣的主题和相应的文档进行定位。

As mentioned earlier, you can use taxonomies to locate subjects of interest and corresponding documents.

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最后，如果没有把主题组织进层次分类法或者也没有表示主题之间的关系，那么就没有必要创建方案。

Finally, if you're not organizing subjects into a hierarchical taxonomy or otherwise expressing relationships between subjects, you don't have to create a scheme.

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