题目内容
碳水化合物可分为单糖、双糖和多糖，下述哪项是双糖
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SQL Error: select id,body,options from ***_enewstiku where sourceid='25577' and id < 2152809 and id<>'2152809' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='25577' and id > 2152809 and id<>'2152809' order by id asc limit 5