string(294) "get document error：https://zhidao.baidu.com/search?lm=0&rn=10&pn=0&fr=search&dyTabStr=null&word=%E6%89%8B%E6%9C%BA%E6%80%8E%E4%B9%88%E4%BF%AE%E5%89%AA%E8%A7%86%E9%A2%91%E9%95%BF%E5%BA%A6%E5%92%8C%E5%AE%BD%E5%BA%A6%E5%91%A2 => Failed to connect to 101.89.159.206 port 38187: Connection refused"
手机怎么修剪视频长度和宽度呢
