necessary
英 [ˈnesəsəri]
美 [ˈnesəseri]
adj. 必需的; 必要的; 必然的; 无法避免的
n. 必需品
复数:necessaries
Oxford 3000 / Collins.4 / BNC.555 / COCA.982
同义词辨析
necessarycompulsory【导航词义:必要的】
necessaryadj. 必需的,必要的
〔辨析〕
普通用词,多指由客观因素决定的,是必不可少的。
〔例证〕
Water is necessary for life.
水是生命不可或缺的。
It is necessary to perform an operation on him.
必须对他实施手术。
It is not necessary to wear a business suit.
不一定要穿商务套装。
If necessary, we can always change the date of our trip.
必要的话,我们随时可以改变旅行的日期。
水是生命不可或缺的。
It is necessary to perform an operation on him.
必须对他实施手术。
It is not necessary to wear a business suit.
不一定要穿商务套装。
If necessary, we can always change the date of our trip.
必要的话,我们随时可以改变旅行的日期。
compulsoryadj. 必须做的,规定的,义务的
〔辨析〕
指由法律、上级命令等规定或强制的。
〔例证〕
compulsory circulation/education/insuranc
强制流通/义务教育/强制保险
Questions 1-6 are compulsory.
1至6题为必答题。
Is military service compulsory in your country?
你们国家实行义务兵役制吗?
Swimming is compulsory at their school.
在他们学校,游泳是必修课。
Many young men in that country tried to get away from compulsory military conscription.
那个国家的很多年轻人试图逃避强制征兵的政策。
强制流通/义务教育/强制保险
Questions 1-6 are compulsory.
1至6题为必答题。
Is military service compulsory in your country?
你们国家实行义务兵役制吗?
Swimming is compulsory at their school.
在他们学校,游泳是必修课。
Many young men in that country tried to get away from compulsory military conscription.
那个国家的很多年轻人试图逃避强制征兵的政策。
习惯用语
adj.
- a necessary evil
- 无法避免的坏事;不得已的事
a thing that is bad or that you do not like but which you must accept for a particular reason
牛津词典
adj.
- 必需的;必要的
that is needed for a purpose or a reason- It may be necessary to buy a new one.
也许有必要买个新的了。 - It doesn't seem necessary for us to meet.
我们似乎没必要见面。 - Only use your car when absolutely necessary.
非用不可的时候再用你的汽车。 - If necessary , you can contact me at home.
必要的话,我在家时你也可以和我联系。 - I'll make the necessary arrangements.
我会做一些必要的安排。
- It may be necessary to buy a new one.
- 必然的;无法避免的
that must exist or happen and cannot be avoided- This is a necessary consequence of progress.
这是发展的必然后果。
- This is a necessary consequence of progress.
柯林斯词典
- ADJ-GRADED 必要的;必需的
Something that isnecessaryis needed in order for something else to happen.- I kept the engine running because it might be necessary to leave fast...
我没让发动机熄火,因为也许需要迅速离开。 - We will do whatever is necessary to stop them...
我们要采取一切必要措施去阻止他们。 - Is that really necessary?...
那真有必要吗? - Make the necessary arrangements.
做一下必要的安排。
- I kept the engine running because it might be necessary to leave fast...
- ADJ (结果或联系)必然的,势必的
Anecessaryconsequence or connection must happen or exist, because of the nature of the things or events involved.- Wastage was no doubt a necessary consequence of war...
巨大的损耗无疑是战争的必然结果。 - Scientific work is differentiated from art by its necessary connection with the idea of progress.
科学工作与艺术的区别在于它与人类进步有着必然联系。
- Wastage was no doubt a necessary consequence of war...
- N-PLURAL 基本生活必需;必需品
Necessariesare things, such as food or clothing, that you need to have in order to live.- ...a small parcel of necessaries tied up in a handkerchief and carried on a stick.
用手绢包好挑在棍子上的一小包生活必需品
- ...a small parcel of necessaries tied up in a handkerchief and carried on a stick.
- PHRASE 如果必要的话
If you say that something will happenif necessary,when necessary, orwhere necessary, you mean that it will happen if it is necessary, when it is necessary, or where it is necessary.- If necessary, the airship can stay up there for days to keep out of danger...
必要时,飞艇能在那里停留数天以躲避危险。 - The army needs men who are willing to fight, when necessary...
军队需要在必要时愿意投入战斗的军人。 - All the rigging had been examined, and renewed where necessary.
所有索具都进行了检查,并把该更换的部件全部更换一新。
- If necessary, the airship can stay up there for days to keep out of danger...
Be careful with the spelling of this word.
注意该词的拼写。
英英释义
noun
- anything indispensable
- food and shelter are necessities of life
- the essentials of the good life
- allow farmers to buy their requirements under favorable conditions
- a place where the requisites of water fuel and fodder can be obtained
adj
- unavoidably determined by prior circumstances
- the necessary consequences of one's actions
- absolutely essential
双语例句
- We are willing to authorize the president to use force if necessary.
我们愿意授权总统在必要的时候使用武力。 - Political knowledge is a necessary complement to science in approaching solutions to these problems.
在寻找解决这些问题的方法时,需要有政治知识作为对科学知识的补充。 - If you are agreeable, my husband's office will make all the necessary arrangements.
如果你同意,我丈夫的事务所将作出所有必要的安排。 - The government has reaffirmed that it will take any steps necessary to maintain law and order.
政府重申将采取一切必要措施维护法律和秩序。 - A clearly quantifiable measure of quality is not necessary.
没有必要对质量进行明确的定量测量。 - We will do whatever is necessary to stop them
我们要采取一切必要措施去阻止他们。 - I kept the engine running because it might be necessary to leave fast
我没让发动机熄火,因为也许需要迅速离开。 - And let me assure you I will use whatever force is necessary to restore order.
我向你保证,我将动用一切必要力量来恢复秩序。 - He says he would support the use of force if the UN deemed it necessary
他说如果联合国认为有必要使用武力,他将予以支持。 - The army needs men who are willing to fight, when necessary
军队需要在必要时愿意投入战斗的军人。