音标:[ni'sesәti] ; 柯林斯词典等级:2 级;
n. 需要, 必需品, 必然
[法] 必要性, 必然性, 必要
n. the condition of being essential or indispensable
n. anything indispensable
词型变化:名词复数形式 : necessities
考试类型:[四级/六级/考研/托福]
词性分布:
名词100%

necessity的用法和样例:

例句

用作名词(n.)
  1. Necessity is the mother of invention.需要是发明之母。
  2. Want and necessity break faiths and oaths.匮乏和需要可以打破信仰和誓言。
  3. Water is of vital necessity in the desert.在沙漠地区水是维持生命的必需品。
  4. Food is a necessity, but wine is an extravagance.食物是必需品,而酒则是奢侈品。
  5. The necessity for making decisions devolves on him.作出决策乃当务之急,此事必然地落在他身上。
  6. That men would die was a matter of necessity; which men would die, though, was a matter of circumstance.人总有一死,这是必然的事,不过哪些人死,这是偶然的事。

常见句型

用作名词(n.)
  1. You must understand the necessity of education.你必须懂得教育的必要性。
  2. There is no necessity to buy tickets in advance.没有必要提前买票。
  3. He was forced by necessity to steal a loaf of bread.他为生活所迫偷了一块面包。
  4. Most athletes can see the necessity of〔for〕 keeping training.大多数运动员都明白坚持训练的必要性。
  5. Telephone is now a household necessity.现在电话是一种家庭必需品。

常用短语

用作名词(n.)
of necessity
    必然,不可避免地necessarily; unavoidably

词汇搭配

用作名词 (n.)
动词+~
  • accept〔deny, ignore, see〕 the necessity of承认〔否认,忽视,看到〕…的必要性
  • buy the -ties of life购买生活必需品
  • feel the necessity of感到有…的必要
  • meet necessity满足需要
  • provide -ties of existence提供生活必需品
  • realize the necessity of意识到…的必要性
  • relieve a necessity解决某一需要
  • supply -ties提供必需品
形容词+~
  • absolute necessity绝对必要
  • basic〔physiological, urgent〕 necessity基本〔生理,迫切〕需要
  • daily -ties日用品
  • economic〔political〕 necessity经济〔政治〕上的需要
  • historical〔logical〕 necessity历史〔逻辑〕的必然性
  • household -ties家庭必需品
  • military -ties军需品
  • moral necessity伦理〔道德〕的需要
  • scientific necessity科学上的需要,符合科学的必然性
介词+~
  • by necessity不得已
  • from necessity由于必要
  • in necessity在贫困中,陷于穷困
  • of necessity必然地,必定,不得已,不可避免地
  • in case of necessity除非必要
  • out of sheer necessity出于不得已
  • under the necessity of doing sth不得已而做某事,有做某事的必要
~+介词
  • necessity for需要…
  • necessity of the times时代的需要
  • -ties of existence〔life〕生活必需品

经典引文

  • I know the rigour of political necessity.

    出自:Burke
  • The designation of evolution as a two-stage process of chance..and necessity.

    出自:Daedalus
【近义词】
【反义词】

Lesson 3 Multi-line phone(多线路电话),beeper(传呼机),cellphone(手机) Dialog1: F: Mr. Hyde, You are worried about making more investment. M: Especially investing in computers,The technology changed so rapidly. F: and you have to change with it. M:

发表于:2018-11-30 / 阅读(401) / 评论(0) 分类 VOA 商务英语

Don't the water grow the trees Don't the moon pull the tide Don't the stars light the sky Like you need to light my life If you need me anytime You know I'm always right by your side See I've never felt this love You're the only thing that's on my mi

发表于:2018-12-14 / 阅读(343) / 评论(0) 分类 英文摇滚歌曲

主持人Mike Bond和杨琳带你走进他们幽默搞怪的日常生活,带你边玩边学地道美语!今天是Mike搬家,杨琳买了个大蛋糕想给Mike个惊喜! 1. 豪华公寓:penthouse apartment; 2. 搬着箱子到处住: live o

发表于:2018-12-16 / 阅读(485) / 评论(0) 分类 美语怎么说

2008 考研写作样句 9、Therefore, it is imperative that some measures be taken to enhance the sense of teamwork in our society. 【译文】因此,我们有必要采取一些措施来提高社会团队合作意识。 【分析】本句常用于文

发表于:2018-12-17 / 阅读(395) / 评论(0) 分类 历年考研英语阅读理解

Topic(题目): Imagine that you are preparing for a trip. Youplan to be away from your home for a year. Inaddition to clothing and personal care items,you can take one additional thing. What wouldyou take and why? Use specific reasons anddetails to

发表于:2018-12-18 / 阅读(279) / 评论(0) 分类 英语作文

23. Necessity 1. It is necessary that you should learn from him. 2. It is not necessary for you to come to school on Sundays. 3. He needs to go and see his teacher. 4. I neednt go to work on holidays. 5. You dont need to know about chemistry and you

发表于:2018-12-24 / 阅读(375) / 评论(0) 分类 英语口语每天说

Can I, Could I, May I? For VOA Learning English, this is Everyday Grammar. This week we will give you some tips on how to use modals to make requests and give permission. Some common modals for expressing permission are may, can, and could. But these

发表于:2019-01-03 / 阅读(389) / 评论(0) 分类 2018年VOA慢速英语(三)月

Nature is the true law.天行有常,不为尧存,不为桀亡。 Necessity is the mother of invention.需要是发明的动力。 Never fish in trouble water.不要混水摸鱼。 Never judge from

发表于:2019-01-03 / 阅读(343) / 评论(0) 分类 英文名句短语

新编英语教程第五册unit09_1_necessity-the_mother_of_invention

发表于:2019-01-07 / 阅读(404) / 评论(0) 分类 新编大学英语阅读部分

BUDAPEST, Feb. 2 (Xinhua) -- Russian President Vladimir Putin and Hungarian Prime Minister Viktor Orban agreed on the necessity of strengthening the cooperation in the fight against international terrorism, during their talks in Budapest on Thursday.

发表于:2019-01-07 / 阅读(366) / 评论(0) 分类 英语新闻

阅读理解快速解题三策略 一、快读快读的目的是了解文章的大意和主题思想,并对文章的结构有个总的概念。快读时,应特别注意文章的开始段、结束段、文章中每段的首句和尾句以及篇章连

发表于:2019-01-08 / 阅读(459) / 评论(0) 分类 英语学习方法

Everyday Grammar: Can I, Could I, May I? For VOA Learning English, this is Everyday Grammar. This week we will give you some tips on how to use modals to make requests and give permission. Some common modals for expressing permission are may, can, an

发表于:2019-01-12 / 阅读(334) / 评论(0) 分类 2015年VOA慢速英语(七)月

Modals for Asking Permission For VOA Learning English, this is Everyday Grammar. This week we will give you some tips on how to use modals to make requests and give permission. Some common modals for expressing permission are may, can and could. But

发表于:2019-01-12 / 阅读(316) / 评论(0) 分类 2016年VOA慢速英语(六)月

May, Might, Must - Modals of Certainty For VOA Learning English, this is Everyday Grammar. This week's Everyday Grammar looks at how to use the modals may, must and might. Modal verbs (called modals for short) are auxiliary verbs that express a speak

发表于:2019-01-12 / 阅读(292) / 评论(0) 分类 2016年VOA慢速英语(六)月

A: Hey! Do you have a plan or tomorrow? A: 嘿,你明天有安排吗? B: Not yet. Why? Do you have some good ideas? B: 暂时没呢,怎么了?你有什么好想法吗? A: Well, let 's go out shopping. I want to buy a new cell phone. I can see whe

发表于:2019-01-22 / 阅读(288) / 评论(0) 分类 英语脱口秀之流行时尚

Arabian Wisdom阿拉伯智慧The heart is the noblest member of the body. A wise man said that the worst of men is he who allows an evil desire to take root in his heart; for he shall lose his manhood. A poet said: 心是人体最高尚的器官。有位

发表于:2019-01-28 / 阅读(316) / 评论(0) 分类 英语小达人

Modal verbs are helping verbs. We use them with main verbs to help us express ability, possibility, necessity and permission. Todays question is about a modal that is commonly confused with an expression. Heres the question, which comes from a listen

发表于:2019-02-06 / 阅读(392) / 评论(0) 分类 2019年VOA慢速英语(一)月

51. flashback 忽然间勾起的回忆 A: What is it? Why are you so quiet all of a sudden? A: 怎么了? 怎么忽然都不说话了? B: Nothing. I just had a flashback to the day my ex-boyfriend and

发表于:2019-02-06 / 阅读(316) / 评论(0) 分类 实用英语

Todays Luxuries Are Tomorrows Necessities By luxury, we mean a pleasant and often expensive thing that is not necessary. From a historical point of view, things which were a luxury when they first came into being all became necessities later. When th

发表于:2019-02-21 / 阅读(443) / 评论(0) 分类 英语作文

near prep.靠近,在...近旁 ad.接近 a.近的,接近的 nearby a.附近的 ad.在附近 prep.在...附近 nearly ad.差不多,几乎 neat a.整洁的,干净的,优美的,精致的 necessary a.必需的

发表于:2019-03-11 / 阅读(358) / 评论(0) 分类 考研英语
学英语单词
accidental lights
afford proof
balm-of-gilead
Basilideans
benzo-fast-orange
Bifico
biting
blast regulator
Blumberg sign
Boddies
bomb-vessels
capacity for legal acts
cartridge ejector
cast aluminium
category description
cecity
certificate of identification
chemically modified cotton
Chisledon
cluster of electric cable
coal-pulverizing plant
coin toss
contract research
crank angle between extreme positions
credit sale transaction
Curtis Rateau combined turbine
cutaneous virilism
decibecquerel
disconformity
dreamgirls
dynamics of upper ocean
electromagnetic flux
event oriented simulation
expelee
exponent underflow
gastrogalvanization
genus buckleyas
goodwill ambassador
grupe
Guardianistas
Gyoda
have trouble
heterakid
Hieronymites
houses of hanover
indorsation
kasb
lampsilis higginsi
liapunov space
licensing agreement
life scientists
low-noise parametric amplifier
maribous
microcline structure
microwave rotational spectroscopy
mid-Atlantic belt
misbehadden
Montsoué
multilayered structure
multiple cropping?
nanterres
Nazko
NOx
one third
order Sphaerocarpales
pectineus m.
polypropylene film
Pond.
post-inoculation
prespermatogonium
production module
pull-apart zone
radial disclination
relation of homotopy
repent and make a fresh start
Rinteln
round cell liposarcoma
rutherford formula
saturation discrimination
scabrine
self-induction pressure
simultaneously realizable
single-impeller impact breaker
single-order subtracter
spline surface
stalace
stiff-arm
stir-fry
tangential veloctiy
Testacida, Testacea
three-dimensional system
trackers
tragacanths
unicolo(u)red
usnea pectinata
vacuum tube wavemeter
Vasoconstrictine
vena testiculariss
Vila Arriaga
voc.
water capacity
zetters