3，5, 5， 6，6 .5，（）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30975' and id < 2491733 and id<>'2491733' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30975' and id > 2491733 and id<>'2491733' order by id asc limit 5