string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%B8%8A%E9%97%A8%E6%94%B6%E5%BF%AB%E9%80%92%E9%9C%80%E8%A6%81%E5%8C%85%E8%A3%85%E5%90%97 => Failed to connect to 14.18.117.71 port 38133: Connection refused"
上门收快递需要包装吗
