string(312) "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%E5%8D%95%E6%80%8E%E4%B9%88%E6%89%93%E5%8D%B0%E7%94%B5%E5%AD%90%E5%8F%91%E7%A5%A8%E5%9B%BE%E7%89%87%E5%91%A2 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
酒店行程单怎么打印电子发票图片呢
