string(283) "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%A7%86%E9%A2%91%E8%BD%AF%E4%BB%B6%E6%88%AA%E5%9B%BE%E6%AF%94%E8%BE%83%E5%A5%BD%E4%B8%80%E7%82%B9 => Failed to connect to 14.18.117.71 port 38069: Connection refused"
什么视频软件截图比较好一点
