( )是加工信息的一些方法和技术，有助于有效地从记忆中提取信息。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30643' and id < 2471166 and id<>'2471166' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30643' and id > 2471166 and id<>'2471166' order by id asc limit 5