矩阵分析答案 蒋家尚:英语中用哪个单词表示哲学上的"联系"?

relation

n.（名词）
A logical or natural association between two or more things; relevance of one to another; connection:
关系：两个或更多的事物之间逻辑或自然的联系；相互的关联；联系：
the relation between smoking and heart disease.
吸烟和心脏病之间的关系
The connection of people by blood or marriage; kinship.
嫡亲关系：由于血缘或婚姻产生的人与人之间的关系；亲戚关系

A person connected to another by blood or marriage; a relative.
亲属；亲戚：因血缘或婚姻与另外一个人相关联的人；亲戚

The way in which one person or thing is connected with another:
关联性：一个人或事物同另外一个人或事物发生关联的方式：
the relation of parent to child.
父母对孩子之间的关系
relations

relations
The mutual dealings or connections of persons, groups, or nations in social, business, or diplomatic matters:
（利害）关系：人与人、集团和集团以及国家与国家之间在社会、商业或外交事务中的相互交往和联系：

international relations.
国际关系
Sexual intercourse.
性关系
Reference; regard:
参考；有关：
in relation to your inquiry.
有关你的询问

The act of telling or narrating.
陈述，叙述：告诉或叙述的动作

A narrative; an account.
故事：故事；描述

Law The principle whereby an act done at a later date is considered to have been done on a prior date.
【法律】 （法律效力的）溯及：较晚日期发生的事件按较早日期发生的事件对待的原则

affiliation