playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u82f1\u5fb7Dj\u4f1f\u4ed4\u5168\u82f1\u6587\u6162\u6b4c\u8fde\u7248\u97f3\u4e50\u767e\u542c\u4e0d\u538c\u4e32\u70e7.m4a';