playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/Mc\u6c34\u516c\u4e3b2016\u4e2d\u6587\u6d41\u884c\u4f24\u611f\u7535\u97f3\u6fc0\u60c5\u558a\u9ea6\u73b0\u573a.m4a';