Their relation has improved over the years.
多年来，他们的关系有所改善。
She explained the relation between the two events.
她解释了这两个事件之间的联系。
The relation of these concepts is complex.
这些概念之间的关系很复杂。
His work has no relation to the topic.
他的工作与这个主题没有任何关联。
We discussed the relation of art to society.
我们讨论了艺术与社会的关系。
The relation between them is purely professional.
他们之间的关系纯粹是职业上的。
There's a direct relation between diet and health.
饮食与健康之间有直接的关系。
The relation of cause and effect is evident.
因果关系是显而易见的。
They have a distant relation by marriage.
他们通过婚姻有一个远房的关系。
The relation of these variables is being studied.
这些变量之间的关系正在被研究。
international relation 国际关系
public relation 公共关系
relation management 关系管理
customer relation 客户关系
family relation 家庭关系
relation network 关系网络
employee relation 员工关系
复数: relations;
