relate /riˈleit/ vt. & vi. 1. 叙述，讲述: He related a story. 他讲述了一个故事。The witness related what he had seen. 目击者叙述他所见到的事情。 2. 使联系，使关联：I can’t relate the cause to the effect. 我无法把原因和结果联系起来。 3. 有关，涉及(to)：This paragraph relates to the reform. 本段是论述改革的。These regulations relate only to people under 20.这些规定只与20岁以下的人有关。
related /riˈleitid/ adj. 有关系的，相关的：We discussed unemployment and related issues. 我们讨论失业及相关问题。They are related by marriage.他们是姻亲。The two ideas are very closely related.这两种观点紧密相关。Is unemployment causally related to crime?失业与犯罪有因果关系吗？
relation /riˈleiʃən/ n. 1.［u］关系，联系; 交往( pl.用法见［辨析］ )：The relation between them is that of teacher and pupil. 他们的关系是师生关系。Manners are important to happy relations among people. 礼貌对于人们之间相处得融洽是很重要的。 2. ［c］亲属，亲戚: What relation is he to you? 他是你什么亲戚? in relation to 有关；与…相比：What did you say in relation to what had happened? 关于发生的事你能说些什么吗? Prices seem high in relation to wages. 与工资相比物价似乎是高了。
［辨析］relation和relationship均有“关系，联系” 之义，有时可以通用，如：the relation/relationship between wages and prices 但是要表示人与人或国家与国家之间共同的“关系”时，则用relation的复数形式，如：race (business, diplomatic) relations。另外relationship 还可特指亲戚关系。
relationship /riˈleiʃənʃip/ n. ［c］ & ［u］ 1. 关系，联系(与between, with, to连用)：a relationship between those facts 那些事实之间的关系； in close relationship with… 与…有密切关系； have a direct relationship to… 与…有直接关系，与…成正比；a person of wide social relationships一个社会关系广泛的人
［辨析］见relation
