在组成生物体的元素中，含量最多的元素有

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SQL Error: select id,body,options from ***_enewstiku_ where sourceid='21525' and id < 1871317 and id<>'1871317' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku_ where sourceid='21525' and id > 1871317 and id<>'1871317' order by id asc limit 5