string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%80%8E%E4%B9%88%E6%A0%B7%E9%98%B2%E6%AD%A2%E8%B9%AD%E7%BD%91 => Failed to connect to 101.89.143.195 port 38205: Connection refused"
怎么样防止蹭网
