playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/djyyy\u63a8\u83503D\u73af\u7ed5\u6c7d\u8f66\u97f3\u4e50\u91cd\u4f4e\u97f3\u5f3a\u52b2\u97f3\u4e50.m4a';