playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2017\u9876\u7ea7\u591c\u5e97\u9ad8\u6863\u6b21\u5168\u82f1\u6587\u5f39\u529b\u6781\u54c1\u7535\u97f3.m4a';