playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2017\u5e74\u5ea6\u70ed\u64ad\u820d\u4e0d\u5f97 \u6211\u4eec\u4e0d\u4e00\u6837\u6162\u6447.m4a';