playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u5409\u7279\u5df4-\u706b\u7ea2\u7684\u8428\u65e5\u6717-\u4f9d\u5a1c-\u4e0d\u5012\u7fc1.m4a';