string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%9C%89%E8%B5%84%E9%87%91%E5%B9%B2%E4%BB%80%E4%B9%88%E5%A5%BD => Failed to connect to 101.89.159.206 port 38187: Connection refused"
有资金干什么好
