string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%80%E5%BB%BA%E7%BB%8F%E6%B5%8E%E5%88%98%E5%BF%97%E5%BD%A4 => Failed to connect to 101.89.117.144 port 38022: Connection refused"
一建经济刘志彤
