string(267) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E9%85%92%E5%BA%97%E5%AE%A2%E6%88%BF%E9%A2%84%E8%AE%A2%E5%8D%95%E6%A0%BC%E5%BC%8F%E8%A6%81%E6%B1%82 => Failed to connect to 101.89.117.144 port 38208: Connection refused"
酒店客房预订单格式要求
