playurl = 'https://oo.haiqu.vip:2266/zw\/2018\/01\/20180717\/\u5e38\u9896\u6770-\u5357\u5c71\u5357-\u73e0\u6d77DjPad\u4ed4 BB\u7248 \u7ca4\u8bed.m4a';