playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/DJYYY\u6781\u54c1\u5348\u591c\u5168\u82f1\u6587\u8bf4\u5531\u771f\u5fc3\u597d\u542c\u7684\u821e\u66f2.m4a';