Referrers and commenters can be blocked by IP address.

参考者和评论者都可以按照IP地址进行过滤。

youdao

In simple mode, it can automatically block referrers that contain certain words.

在简单的模式中，它可以自动阻塞包含特定关键词的推荐资料。

youdao

Referrer spam (when spam sites pretend to refer users to a target site that lists referrers).

引荐垃圾信息(垃圾信息站点假装将用户引荐到列有引用信息的目标站点)。

youdao

Algorithm-driven referrers like Google News and Facebook are important drivers of traffic to media sites.

FORBES: Why The Brand Content Trend Is One Marketers Can't Bypass

Let us strongly urge our doctors, the administrators of the larger practices many of them are rapidly joining, and their affiliated hospitals to attract us as patients and as referrers for our loved ones and friends.

FORBES: How Hospitals Can Stop Killing So Many Patients

According to TorrentFreak, the site says it has not "noticed a decrease in referrers from Google, and even if that was the case it wouldn't be a problem as only a tiny percentage of The Pirate Bay's traffic comes from search engines".

BBC: Google removes The Pirate Bay from auto-complete search