世界卫生组织按BMI指数将肥胖分为3级，其中2级肥胖是指

试卷相关题目

SQL Error: select id,body,options from ***_enewstiku where sourceid='30492' and id < 2462247 and id<>'2462247' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30492' and id > 2462247 and id<>'2462247' order by id asc limit 5