string(261) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%BD%95%E5%88%B6%E8%A7%86%E9%A2%91app%E5%93%AA%E4%B8%AA%E5%A5%BD%E4%B8%80%E7%82%B9%E7%9A%84 => Failed to connect to 101.89.159.206 port 38087: Connection refused"
录制视频app哪个好一点的
