1、原始性
认定与维护电子文件原始性探析 - 范文中国网 关键词：认定与维护；电子文件；原始性 [gap=194]key word: Recognized that with maintains; Electronic document; Primitiveness
2、原始
...crudity天然状态crudeness天然的状态primitiveness原始 ...
returning primitiveness回归原始
primitiveness and civilization原始与文明
Character primitiveness index性状原始指数
development and use primitiveness开发利用