过敏反应的特点是

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30296' and id < 2449697 and id<>'2449697' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30296' and id > 2449697 and id<>'2449697' order by id asc limit 5