playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5317\u4eac\u5de5\u4f53\u591c\u5e97\u72ec\u5bb6\u7cbe\u90093D\u7535\u97f3\u6162\u6447\u4e32\u70e7.m4a';