playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u5168\u7403\u591c\u5e97\u7b2c\u4e00\u8d85\u723d\u5f39\u8df3\u91cd\u4f4e\u97f3\u9707\u64bc\u4e32\u70e7.m4a';