playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u975e\u5e38\u597d\u542c\u7684\u51c9\u51c9\u549a\u9f13\u8f66\u8f7d\u6162\u6447\u5927\u789f.m4a';