发生了一个数据库错误Error Number: 1064</p><p>You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '-1920,20' at line 1</p><p>select id,name,pic,cid,hits,uid,addtime from `tpv_toutiao` where cid=5 and yid=0 order by id  asc limit -1920,20</p><p>Filename: models/Tpvtpl.php</p><p>Line Number: 177