relationism关系本位
relationn.关系;联系;亲戚;陈述;参考
Relation of China and Russia中俄关系
relation of heart and object心物关系
relation database management[计] 关系数据库管理
relation between generations代际关系
relation of direct proportion反变关系
relation of genus and species属种关系
relation between Tian and man天人关系