请问是relation on还是relation of?我表达某两个事物之间的关系

谁知道no relation on 请问：relation 与 relationship 的区别 求助英语词汇between的用法.当表达A和B,C之间的关系,可以写成relation between A and B, 设计一个圆类,该类具有圆点坐标及半径属性 定义一个Relation函数评断两个圆之间的位置关系.（外离,外 domain of a relation和range of relation是什么意思 the relation of...to与the relation between 数据库中relation schema和relation instance 的区别 relation和relationship的区别? relative和relation的区别? relative和relation的区别. relation,relative,relationship的区别 relationship与relation的区别