playurl = 'https://oo.haiqu.vip:2266/xc\/2018\/01\/20180717\/\u6e05\u8fdcDjk\u4ed4\u5e7f\u5dde\u65e5\u4e0e\u591c\u55e8\u573a\u8d85\u55e8\u6025\u901f\u7684\u58eb\u9ad8\u4e32\u70e7.m4a';