设 为两个事件，且 ，则当（    ）时一定有

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='22175' and id < 1946237 and id<>'1946237' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='22175' and id > 1946237 and id<>'1946237' order by id asc limit 5