形容詞 relevant:

1. having a bearing on or connection with the subject at issue

1. The essay isn't even remotely relevant to the topic.
   這篇文章毫不切題。
2. These facts are relevant to the case.
   這些事實和此案有關。
3. She gobbled up all the relevant information.
   她如饑似渴地收集一切有關的信息。
4. This type of university course is no longer relevant to today's problems.
   這類大學課程對當今的問題而言已沒有實際價值。
5. His nationality isn't relevant to whether he's a good teacher.
   他的國籍與他是否是位好老師無關。

rel.e.vant

adj.（形容詞）
Having a bearing on or connection with the matter at hand.
相關聯(lián)的：和手頭的事務有關系或關聯(lián)的

來源：
Medieval Latin relev3ns relevant-
中世紀拉丁語 relev3ns relevant-
from Latin [present participle of] relev3re [to relieve, raise up] * see relieve
源自 拉丁語 [] relev3re的現(xiàn)在分詞 [減輕，提高] *參見 relieve

【引伸】
rel.evantly
adv.（副詞）
<參考詞匯><同義詞>relevant,pertinent,germane,material,apposite,aproposThese adjectives all describe what relates to and has a direct bearing on the matter at hand.Somethingrelevant is connected with a subject or issue:
這些形容詞都用來描述和手頭的事務有關聯(lián)或有直接關系的東西。Relevant 形容與一個主題或問題有關的某事：
例句：
The scientist corresponds with colleagues in order to learn about matters relevant to her own research.
那個科學家和同事們相互通信以了解和她自己的研究有關的事。

Pertinent suggests a logical, precise relevance:
Pertinent 意味著合乎邏輯、精確的相關性：
例句：
The professor has given the students a list of articles pertinent to the topic under discussion.
教授已經(jīng)給了學生們與討論主題相關的文章名單。

Germane implies close kinship and appropriateness:
Germane 暗示著親密的關系和適當性：
例句：
.He`s a serious student of the issues, always inquisitive about the facts, and aggressive in their pursuit. . . . he asks questions that are germane and central to the issue. (Marlin Fitzwater).Somethingmaterial is not only relevant but also crucial to a matter:
.他是一個對待問題認真的學生，經(jīng)?？是蟮玫绞聦?，積極進取…他提出與這個問題緊密相關的中心問題. （馬林·費茨沃特）。Material 形容不僅與某事務有關， 而且對其是關鍵性的事務：

例句：
.Facts, the statement of which may reasonably be presumed likely to have such an influence on the judgment of the underwriter are called material facts. (Joseph Arnould).
.假定為很有可能對保險商的判斷有影響的事實陳述被稱作關鍵性事實. （約瑟·阿諾德）。

Apposite implies a striking appropriateness and pertinence:
Apposite 暗示著驚人的適當性及相關性：
例句：
The successful copywriter is a master of apposite and evocative verbal images. Somethingapropos is both to the point and opportune:
成功的廣告文字撰稿人是貼切且能引起共鳴的大師。 Apropos 形容既是貼切又適宜的事務：

例句：
The thought may have been apropos, but I suppressed its expression out of consideration of their feelings. irrelevant
這個想法可能是中肯的，但是我考慮到他們的感受而壓制住沒有把它給表達出來 irrelevant