下列前列腺不同部分中，正常情况下体积 最小的是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='31776' and id < 2540501 and id<>'2540501' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='31776' and id > 2540501 and id<>'2540501' order by id asc limit 5