playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u82f1\u4f26\u56fd\u9645\u699c\u5355\u4e00\u7ebf\u6f6e\u724c\u7535\u952f\u8f66\u8f7d\u4e13\u7528\u821e\u66f2.m4a';