playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/Dj\u4f1f\u4ed4\u5168\u7403\u6d41\u884c\u7ecf\u5178\u6b27\u7f8e\u6000\u65e7\u8d85\u55e8\u7684\u58eb\u9ad8\u4e32\u70e7.m4a';