string(247) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E5%A6%82%E4%BD%95%E6%8A%8A%E8%A7%86%E9%A2%91%E5%89%AA%E7%9F%AD%E4%B8%80%E7%82%B9 => Failed to connect to 14.18.117.71 port 38093: Connection refused"
如何把视频剪短一点
