string(240) "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%91%E7%9A%84app%E6%9C%89%E5%93%AA%E4%BA%9B => Failed to connect to 14.18.46.51 port 38044: Connection refused"
录制视频的app有哪些
