Assume that you want to merge two documents containing lists of products.

假设您需要合并包含产品列表的两个文档。

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To verify that the new documents exist in both databases, you can reuse the code from Listing 27 that compares the document lists of two databases.

要验证两个数据库中是否都存在新文档，您可以重用 清单 27 中的代码，该代码比较两个数据库的文档列表。

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Each health topic page provides lists of related sites, links and documents.

每一健康主题网页提供了有关网站、链接和文件的清单。

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So often, we have come to view these documents as simply numbers on a page or laundry lists of programs.

NPR: Obama's Address To Congress