necessity

[ni'sesiti]

n.需要, 必需品, 必然

n.

1. 需要, 必要性[U][S1][(+of/for)]

She felt the necessity of accepting the invitation.

她感到必须接受这一邀请。

2. 必需品[C][(+of/for)]

Television is considered a necessity by a lot of people.

许多人认为电视是一件生活必需品。

3. 必然(性)[U][S1]

Night follows day as a necessity.

白天过去, 夜幕降临, 这是必然的。

4. 贫穷; 困难[U]

This family is in great necessity.

这户人家穷困到极点。

词形变化

名词复数: necessities |

词义辨析

同义:

n.需要, 必要性

requirement  requisite  prerequisite  necessary  necessity  essential

n.必需品, 要素

indispensability  essentiality  needful  obligato  mandatary  obligation

n.要求, 绝对必要, 迫切

need  want  desire  demand  essential  indispensable  must  imperative  exigency  urgency  vital component

n.不可避免的事, 必然发生的事, 确信, 必然性, 确实性

inevitability  inescapability  ineluctability  certainty  certitude

n.强制, 强迫

compulsion  obligation  constraint  pressure  duress  force  coercion

n.贫困, 贫穷

indigence  penury  impecuniosity  impoverishment  neediness  poverty  destitution  privation  beggary  pauperism  

反义:

n.必然(性); 困难

chance  

英英释义

名词 necessity:

the condition of being essential or indispensable

anything indispensable

同义词：essential, requirement, requisite, necessary

短语词组

be under the necessity of doing sth.

1. 必须做某事

We are now under the necessity of doing the work.

我们现在必须做这工作。

补充

necessitynecessity英:[niˈsesiti] 美:[nəˈsɛsɪti]n.1.必要(性); (迫切)需要You must understand the necessity of education.你必须懂得教育的必要性。2.必需品Telephone is now a household necessity.现在电话是一种家庭必需品。3.自然规律Is it a logical necessity that higher wages will lead to higher prices?工资高物价就高, 这是合乎逻辑的必然规律吗?

例句

1. Young people must be made aware of the necessity to look after the environment.一定要让年轻人认识到保护环境的必要性。 2. As soon as the necessity for action is over, the troops must be withdrawn.一旦不再需要战斗, 军队必须撤离。 3. There is no necessity to carry identification.没有必要携带身份证明。 4. There is agreement on the necessity of reforms.关于改革的必要性已达成一致意见。 5. Freed from the necessity of earning a living, he decided to travel.终于不必再为生计奔波忙碌了, 他决定去旅行。 6. a woman faced with the necessity of undergoing a hysterectomy不得不接受子宫切除手术的女人 7. It was a matter of necessity.这是一件非做不可的事。 8. She went to work not through choice but out of necessity.她不是自愿去上班的, 而是不得已而为之。 9. Water is a basic necessity of life.水是生活基本必需品。 10. For some people a car is a necessity, not a luxury.对有些人来说, 汽车是必备品, 而非奢侈品。 11. people living in necessity生活在贫困中的人们 12. As necessity is the mother of invention, I decided to explore ways in which I could turn this negative into a positive.既然有需要就有创造, 我决定要寻求方法将这种消极因素化为积极因素。 13. Negotiations between the enemies are of necessity indirect.敌对双方之间的谈判必然是间接进行的。 14. The account given here is of necessity extremely brief.这里所作说明必得极为简短。 15. the necessity for law and order.法律和秩序的必要性。 16. the necessity of growing old.衰老的必然性。 17. created more by necessity than design.多因不得已而创作，而非计划如此。 18. a good book is a necessity when travelling.出门旅行时，一本好书是必不可少的。 19. Is there any necessity for change?是否有必要更改？ 20. There's no necessity to write every single name down.不必把所有名字都一一写下来。 21. Clean water is an absolute necessity.清洁的水是不可或缺的东西。 22. Sunscreen is an absolute necessity for the beach.去海滩玩防晒霜绝对是必备品。 23. "food, clothes, and other basic necessities"吃的、穿的和其他基本必需品 24. Getting plenty of rest is a necessity.充分的休息是很必要的。 25. "Without a car, living close to work is a necessity."没有车，就必须住在离上班地点近的地方。 26. All we took with us on our hiking trip were the bare necessities.徒步旅行中，我们只随身携带最基本的生活必需品。 27. Many families cannot even afford the basic/bare necessities of life. [=things that a person must have in order to survive]许多家庭甚至买不起基本生活必需品。 28. She talked about the necessity of having the right training. [=she said that having the right training is necessary]她谈到了接受正规培训的必要性。 29. He questioned the necessity for the change. [=he questioned whether the change was necessary]他质疑此次变革的必要性。 30. The process is by necessity a slow one. [=the process is necessarily slow; the slowness of the process cannot be avoided]进展慢无法避免。 31. He works two jobs out of necessity. [=because it is necessary]他只得做两份工作。 32. Further changes to the company will occur of necessity.公司深化改革势在必行。