添加更多由适合您的组织的RSS 2.0规范提出的通道扩展，或者识别url用于在维护搜索站点时指定信息。
Add more channel extensions honored by RSS 2.0 specifications that suits your organization or identify URLs that specify information when the search site is under maintenance.
世行已与第三方服务商签约，以便跟踪和分析关于世行站点使用情况的信息，其中的任何一条信息均无法用来识别单个站点的访客。
The World Bank has contracted with a third-party vendor to track and analyze information about the usage of World Bank sites. None of this information can be used to identify individual site visitors.
购物者的浏览器检查该站点是否有可以识别的证书。
the shopper's browser checks if this site has a certificate it can recognize.
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