playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/DJYYY\u7cbe\u9009\u516d\u6708\u975e\u5e38\u597d\u542c\u7684\u8f66\u8f7d\u6162\u6447\u821e\u66f2.m4a';