playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u6447\u5e76 \u4e09\u6b65\u8e29-\u6211\u5fc3\u5316\u8776\u5343\u5e74-\u5b89\u9759-\u4e1b\u6797.m4a';