一旦内容被推荐至首页，协同过滤系统的工作就算完成了。

Once the content is promoted to the front page, the system's job is done.

youdao

一旦内容被推荐至首页，协同过滤系统的工作就算完成了。

Once the content is promoted to the front page, the system's job is done.

youdao