playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5317\u4eac\u5de5\u4f53\u7cbe\u54c1\u8d85\u5f3a\u9707\u64bc\u8df3\u821e\u7535\u97f3\u72c2\u70b8\u73b0\u573a.m4a';