string(274) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%80%8E%E4%B9%88%E7%94%A8%E6%89%8B%E6%9C%BA%E5%89%AA%E8%BE%91%E8%A7%86%E9%A2%91%E9%95%BF%E7%9F%AD%E5%91%A2 => Failed to connect to 14.116.215.7 port 38225: Connection refused"
怎么用手机剪辑视频长短呢
