playurl = 'https://oo.haiqu.vip:2266/zw\/2018\/01\/20180717\/\u4f60\u7684\u773c\u89d2\u6d41\u7740\u6211\u7684\u6cea-\u66f9\u8d8a-DJ\u5c0f\u9c7c\u513f.m4a';