string(231) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E7%8F%AD%E9%95%BF%E5%A6%82%E4%BD%95%E7%AE%A1%E7%90%86%E5%A5%BD => Failed to connect to 101.89.117.144 port 38076: Connection refused"
班长如何管理好
