playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5317\u4eac\u83f2\u6bd4\u591c\u5e97\u7ecf\u5178\u6781\u54c1\u7535\u97f3\u55e8\u7206\u5168\u573a\u821e\u66f2.m4a';