string(284) "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%E8%A7%86%E9%A2%91%E8%BF%87%E9%95%BF%E5%A6%82%E4%BD%95%E5%89%AA%E6%8E%89%E4%B8%80%E9%83%A8%E5%88%86 => Failed to connect to 101.91.112.32 port 38162: Connection refused"
手机视频过长如何剪掉一部分
