playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u4e09\u6b65\u8e29-\u8d9f\u8fc7\u7537\u4eba\u6cb3\u7684\u5973\u4eba-\u53f6\u5b50.m4a';