string(265) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A6%82%E4%BD%95%E6%9F%A5%E7%9C%8B%E7%9B%B4%E6%92%AD%E7%9A%84%E6%8E%A8%E6%B5%81%E5%9C%B0%E5%9D%80 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
如何查看直播的推流地址
