string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BE%BF%E5%88%A9%E5%BA%97%E5%91%98%E5%B7%A5%E7%AE%A1%E7%90%86%E6%A8%A1%E5%BC%8F => Failed to connect to 14.18.117.71 port 38069: Connection refused"
便利店员工管理模式
