playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u4eac\u57ce\u591c\u5e97\u70ed\u64ad\u6df1\u6c34\u70b8\u5f39\u9ad8\u6f6e\u7535\u97f3\u6b4c\u8def.m4a';