playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20181010\/\u5317\u4eac\u5de5\u4f53\u591c\u5e97\u5168\u7403\u706b\u7206\u7535\u97f3\u5de5\u573a\u6162\u6447\u4e32\u70e7.m4a';