string(249) "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%95%88%E6%9E%9C%E5%A5%BD%E7%9A%84%E8%BD%AF%E4%BB%B6 => Failed to connect to 101.89.143.195 port 38205: Connection refused"
录视频效果好的软件
