This is an HTML Sitemap which is supposed to be processed by search
engines like Google,
MSN Search and
Yahoo.
With such a sitemap, it's much easier for the crawlers to see the complete
structure of your site and retrieve it more efficiently.
这是一个 HTML 站点地图，可供
Google、MSN Search
和 Yahoo 等搜索引擎处理。
有了这样的站点地图，爬虫程序可以更轻松地查看您站点的完整结构并更有效地检索它。