playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2018\u6f6e\u724c\u97f3\u4e50\u5f00\u573a\u5f3a\u52bf\u79d2\u6740\u4e00\u5207\u7535\u97f3.m4a';