To create a filter, select a category and then click filter.
要创建筛选器，请选择类别，然后单击Filter。
You can select a category, or expand the folder to select a subcategory.
您可以选择某个类别，或展开文件夹以选择某个子类别。
Authors must select a category and enter an article title, a brief synopsis, and the full text of the story.
作者必须选择一个类别，并输入文章的标题、简单的摘要和故事的全文。
Search within a category: you can select a category and then search only documents that are both within the category and that match your query.
在目录中进行搜索：可以选择一个目录，然后只在这个目录中寻找与查询匹配的文档。
Search within a category: you can select a category and then search only documents that are both within the category and that match your query.
在目录中进行搜索：可以选择一个目录，然后只在这个目录中寻找与查询匹配的文档。
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