playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/2018\u5feb\u624b\u6700\u65b0\u6700\u706b\u6700\u597d\u542c\u7535\u97f3\u5957\u66f2\u4e32\u70e7.m4a';