string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%BD%91%E9%A1%B5%E8%A2%AB%E6%94%BB%E5%87%BB%E4%BA%86%E6%80%8E%E4%B9%88%E5%8A%9E%E6%81%A2%E5%A4%8D => Failed to connect to 14.18.117.71 port 38133: Connection refused"
网页被攻击了怎么办恢复
