学生学会写“石”字，有助于写“磊”字，这种迁移属于（ ）。

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SQL Error: select id,body,options from ***_enewstiku where sourceid='30608' and id < 2469326 and id<>'2469326' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30608' and id > 2469326 and id<>'2469326' order by id asc limit 5