playurl = 'https://oo.haiqu.vip:2266/jy\/2018\/01\/20180717\/\u63a2\u6208-\u7f8e\u7f8e\u7684\u73f2\u6625-\u4e4c\u5170\u56fe\u96c5-\u5973\u58f0.m4a';