阶梯轴一般可以用主视图加（ ）的方法来表达。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24886' and id < 2124139 and id<>'2124139' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24886' and id > 2124139 and id<>'2124139' order by id asc limit 5