Profiling is a formal summary or analysis of data, often in the form of a graph or table, representing distinctive performance features or characteristics.
评测是表示不同性能特性和特征的数据的形式化总结或分析，它通常以图形和表的形式的出现。
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One of the technologies that underpins this rapid form of publishing is Rich Site Summary, or RSS (see Resources), an XML document that contains metadata about content items on a site.
支持这种快速发布形式的技术之一是 Rich Site Summary 或 RSS（参阅 参考资料），它是一种包含有关站点上内容项的元数据的 XML 文档。
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Figure 1 shows a simple four-field web form with title, summary, address, and URL fields and a button to add the article to the database.