playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2017\u9876\u7ea7\u52a8\u611f\u5546\u4e1a\u72ec\u5bb6\u82f1\u6587\u6c14\u6c1b\u6162\u6447.m4a';