Why do some sites Baidu contains thousands of articles, and over time will return a snapshot for your home are left?

为什么有的网站百度收录了几千篇文章，而经过一段时间快照会返回，让收录也只剩下首页？

youdao

Baidu website also contains more than 2000, bringing very little traffic, it should be how to optimize website content?

网站百度也收录了2000多，带来流量很少，应该如何优化网站内容？

youdao

Baidu website also contains more than 2000, bringing very little traffic, it should be how to optimize website content?

网站百度也收录了2000多，带来流量很少，应该如何优化网站内容？

youdao