string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%9C%B0%E6%8E%A8%E5%B7%A5%E4%BD%9C%E6%80%8E%E4%B9%88%E6%A0%B7 => Failed to connect to 101.89.117.144 port 38056: Connection refused"
地推工作怎么样
