playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5317\u4eac\u5de5\u4f533D\u73af\u7ed5\u7535\u952f\u5e05\u7537\u7f8e\u5973\u6447\u5934\u5fc5\u5907.m4a';