string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%88%B6%E4%BD%9C%E8%A1%A8%E6%A0%BC%E6%80%8E%E6%A0%B7%E6%89%93%E5%8D%B0%E5%87%BA%E6%9D%A5 => Failed to connect to 14.18.117.71 port 38093: Connection refused"
制作表格怎样打印出来
