string(246) "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%E9%A2%84%E8%AE%A2%E5%8D%95%E6%80%8E%E4%B9%88%E5%81%9A%E7%9A%84 => Failed to connect to 14.18.46.51 port 38206: Connection refused"
酒店预订单怎么做的
