But although Google's system was an improvement, it too was open to abuse from "link spam", created only to dupe the system.

虽然谷歌的系统是一种进步，但它也为“垃圾链接”这种专门用于欺骗系统的弊端提供了开口。

youdao

However, the idea of wikis is also that they have a self-healing capacity; every link posted by someone can be easily removed by someone else if it appears to be spam.

然而，维基的创意也正在于它们有自愈的能力，一些人加入的链接如果有垃圾信息的嫌疑可以被另一些人删除。

youdao

If you send large numbers of unsolicited @replies in an attempt to spam a service or link

你发送了大量的垃圾信息试图搞毁一个服务或链接。

youdao

Once the new friend clicks on a bad link, the spam begins propagating as his other friends do the same.

WSJ: Spam Finds a New Target

For instance, said Mr Hogan, filtering out e-mail messages that contain a web link can stop about 75% of spam.

BBC: PC hard drive, Eyewire

The weak link that has allowed robots to turn Webmail into a spam hose?

FORBES: Magazine Article