playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u5409\u7279\u5df4-\u76f8\u604b\u4e00\u5e74-\u5b59\u8f89-\u5b50\u591c\u5496\u5561.m4a';