题目内容
牛顿看到苹果掉到地上发现了万有引力定律，体现了（
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SQL Error: select id,body,options from ***_enewstiku where sourceid='30972' and id < 2495711 and id<>'2495711' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='30972' and id > 2495711 and id<>'2495711' order by id asc limit 5