Sent_en: 2zh 2. A Wikipedia-specific search category that is non-editable and links to the original project like Google that uses the Open Content the Open Directory Project.
Sent_yy: 2.一个特定于维基百科的搜索类别，不可编辑，并链接到原始项目，如使用开放内容的谷歌开放目录项目。