string(293) "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%E6%89%93%E5%8D%B0%E7%9A%84%E8%B4%A6%E5%8D%95%E7%9A%84%E6%89%93%E5%8D%B0%E7%BA%B8%E6%80%8E%E4%B9%88%E7%94%A8 => Failed to connect to 101.91.112.32 port 38162: Connection refused"
酒店打印的账单的打印纸怎么用
