playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u4e09\u6b65\u8e29-\u5c0f\u9e1f\u4e0d\u56de\u6765-\u5c0f\u5c71-\u4e1c\u65fa.m4a';