playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5317\u4eac\u5de5\u4f53\u9152\u5427\u591c\u5e97\u70ed\u64ad\u6781\u901f\u7248\u82f1\u6587\u4e32\u70e7.m4a';