The uncertainty of an event is measured by its probability of occurrence and is inversely proportional to that.The more uncertain an event is, the more information is required to resolve uncertainty of that event.The amount of information is measured in （）. 

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30327' and id < 2452047 and id<>'2452047' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30327' and id > 2452047 and id<>'2452047' order by id asc limit 5