“宝剑锋从磨砺出、梅花香自苦寒来”的格言警句，表明了（ ）

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='27856' and id < 2288421 and id<>'2288421' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='27856' and id > 2288421 and id<>'2288421' order by id asc limit 5