string(256) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E4%BB%80%E4%B9%88%E8%BD%AF%E4%BB%B6%E5%BD%95%E5%88%B6%E8%A7%86%E9%A2%91%E6%96%B9%E4%BE%BF => Failed to connect to 61.171.74.35 port 38041: Connection refused"
什么软件录制视频方便
