* relation

n.〔国家、公司、组织等之间的〕（正式）关系

Britain threatened to break off diplomatic relations with the regime.

英国威胁要和该政权断绝外交关系。

* relationship

n. 〔人或团体相互之间的〕关系

I have quite a good relationship with my parents.

我和父母关系很好。

* related

a.（与某人[某事物]）有关的，相联系的

Police now believe that the three crimes could be related.

目前警方认为三宗案件可能互有联系。

He suffers with memory loss related to his disease.

他因病丧失了记忆。

* relative 1

n. 家人，亲属，亲戚

a gathering of friends and relatives

亲朋好友的聚会

a close/distant relative

Her boyfriend is a distant relative of mine.

她的男朋友是我的远房亲戚。

* relative 2

a. 相比较而言的；比较的

her opponent's relative lack of experience

她的对手相对来说缺少经验

The relative merits of both approaches have to be considered.

两个方法相对的优势必须被考虑。

* relatively

ad. 相对地

The system is relatively easy to use.

这个系统使用起来相对容易。

* relativity

n. 相对性

* relevant

a. 切题的，密切相关的

Relevant documents were presented in court.

法庭上出示了相关的文件。

We received all the relevant information.

我们收到各个方面的相关信息。

What experience do you have that is relevant to this position?

你有哪些和这个职位相关的经验？

* relevance

n. 相关(性)

What you are saying has no relevance to the matter in hand.

你现在所说的与正在考虑中的问题毫无关联。