string(247) "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%E8%A1%8C%E7%A8%8B%E7%A0%81%E6%9F%A5%E4%BB%80%E4%B9%88%E7%9A%84 => Failed to connect to 14.18.117.71 port 38220: Connection refused"
酒店行程码查什么的
