playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u767e\u5e55\u8d85\u8010\u542c\u6b27\u7f8e\u58f0\u63a7\u8282\u594fRNB\u8f66\u8f7d\u6162\u6447.m4a';