playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u5feb\u4e09-\u5fc3\u4e2d\u6c38\u4e0d\u51cb\u843d\u7684\u73ab\u7470-\u96e8\u67d4.m4a';