明明知道某个字，可就是想不起来，事后却能忆起的现象叫 (     )

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26671' and id < 2220164 and id<>'2220164' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26671' and id > 2220164 and id<>'2220164' order by id asc limit 5