playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u56fd\u5916\u591c\u5e97\u699c\u5355\u70b8\u573a\u7535\u97f3\u5168\u82f1\u6587\u4e32\u70e7.m4a';