playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u767e\u5e552017\u64a9\u59b9\u5fc5\u5907\u706b\u7206\u4e2d\u6587\u6df7\u97f3\u4e32\u70e7.m4a';