例如，一个关于事件的网页应该以“事件”作文主题，而不是为某个特定事件编写索引，这样就可以经常往索引中添加或删除内容。

For example, a page on events should be indexed for the topic of “Events,” but not for the specific events themselves, which would be constantly added and deleted.

youdao

例如，一个关于事件的网页应该以“事件”作文主题，而不是为某个特定事件编写索引，这样就可以经常往索引中添加或删除内容。

For example, a page on events should be indexed for the topic of “Events,” but not for the specific events themselves, which would be constantly added and deleted.

youdao