string(249) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%BA%97%E9%93%BA%E7%AE%A1%E7%90%86%E6%98%AF%E4%BB%80%E4%B9%88%E5%B7%A5%E4%BD%9C => Failed to connect to 101.89.117.144 port 38076: Connection refused"
店铺管理是什么工作
