string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%BD%95%E8%A7%86%E9%A2%91%E6%AF%94%E8%BE%83%E5%A5%BD%E7%9A%84%E8%BD%AF%E4%BB%B6%E6%9C%89%E5%93%AA%E4%BA%9B => Failed to connect to 14.18.117.71 port 38133: Connection refused"
录视频比较好的软件有哪些
