playurl = 'https://oo.haiqu.vip:2266/myxc\/2018\/01\/20180717\/\u6e05\u8fdcDj\u5609\u5a012016\u597d\u542c\u7684\u4e2d\u6587\u7ca4\u8bed\u8fde\u7248\u4e32\u70e7.m4a';