C2 adjective /ˈnjuː.mər.ə.bəl/

Numerable

可计数的; 数得出的

Meaning

capable of being counted; countable

Example

The stars in the sky are not numerable.

天空中的星星是不可计数的。

B1 noun /ˈnɜːrsəri/

nursery

托儿所

Meaning

a room or place where young children are cared for

Example

She works in a nursery, taking care of infants.

她在托儿所工作，照顾婴儿。

C1 noun /ˈnjʊə.rəʊ.trænsˌmɪt.ərs/

neurotransmitters

神经传导物质

Meaning

Chemical messengers that transmit signals across nerve synapses, affecting mood, behavior, and cognitive functions.

Example

Serotonin and dopamine are key neurotransmitters affecting mood.

血清素和多巴胺是影响情绪的关键神经传导物质。

C1 noun /ˈnep.ə.tɪz.əm/

Nepotism

裙带关系

Meaning

the practice of favoring relatives or friends in business or politics

Example

The company was accused of nepotism in its hiring practices.

该公司在招聘过程中被指控存在内坡蒂主义。

A2 adverb /ˈnoʊwɛr/

Nowhere

哪里也没有

Meaning

not anywhere; in no place

Example

I searched everywhere but the keys were nowhere to be found.

我到处找，但钥匙哪里也找不到。

C1 noun /ˈnɛm.ə.sɪs/

nemesis

敌人 / 对手

Meaning

A long-standing rival or an inescapable agent of downfall.

Example

For years, he considered his colleague to be his nemesis.

多年来，他把同事当作自己的敌人。

B2 adjective /ˌnɒnˈprɒfɪt/

nonprofit

非营利组织

Meaning

an organization that does not aim to make a profit, often serving a social or charitable purpose.

Example

She works for a nonprofit organization that helps children.

她为一个帮助孩子的非营利组织工作。

C1 adjective /ˈnɒm.ɪ.nəl/

Nominal

名义上的; 非常小

Meaning

very small in size or amount; existing in name only

Example

He paid only a nominal fee for the membership since he was a student.

他只支付了名义上的会员费，因为他是学生。

C1 noun /ˈnɪkəl/

nickel

镍币

Meaning

a small coin, typically worth five cents in the United States

Example

He found a nickel on the ground.

他在地上找到了一个镍币。

C1 adjective /ˈneɪm.ləs/

Nameless

无名的; 匿名的; 不知名的; 未识别的

Meaning

having no name; anonymous; unknown; unidentified

Example

The nameless fear haunted him throughout the night.

无名的恐惧整晚困扰着他。

C2 noun /ˈneɪdɪər/

nadir

Meaning

The lowest point of a situation or condition.

Example

The company reached its nadir during the financial crisis.

B1 noun /ˈniː.dəl/

Needle

针

Meaning

a thin, pointed metal instrument used for sewing

Example

She threaded the needle to sew the button.

她将线穿过针眼，以缝扣子。

A1 noun /nɔːrθ/

north

北方

Meaning

the direction toward the top of a map or the opposite of south

Example

We traveled north to reach the mountains.

我们向北旅行，以到达山脉。

C1 noun /njʊˈrɑːlədʒi/

neurology

Meaning

The branch of medicine that deals with disorders of the nervous system.

Example

She specializes in neurology and treats patients with brain diseases.

C2 noun /naɪt kwiːn/

Night queen

夜来香

Meaning

a fragrant white flower that blooms at night and releases strong sweet scent

Example

The night queen flowers filled the garden with their sweet fragrance.

夜来香花让花园充满了甜美的香气。

A2 noun (plural) /ˈnuːdəlz/

noodles

面条

Meaning

long, thin strips of dough made from flour, water, or eggs, cooked and eaten as food

Example

She cooked noodles with vegetables for dinner.

她做了蔬菜面条当晚餐。

B2 adjective /ˈneɪvəl/

naval

海军的

Meaning

relating to a country's navy or military ships

Example

The country invested heavily in naval defense.

该国在海军防御方面进行了大量投资。

B2 noun ˈnɒv.əl.ti

novelty

新颖

Meaning

The quality of being new, original, or unusual; a new or unfamiliar thing or experience.

Example

The novelty of the invention attracted investors.

发明的新颖性吸引了投资者。

B2 noun nɪˈsesɪti

necessity

必要性

Meaning

The fact of being required or indispensable; an indispensable thing.

Example

Waste management is a necessity for environmental sustainability.

废物管理是环境可持续性的必要性。

C2 adjective /ˈnjuː.ɡə.tɔːr.i/

nugatory

微不足道

Meaning

Of little or no value; worthless or insignificant.

Example

His efforts were nugatory and did not change the outcome.

他的努力微不足道，未能改变结果。

C1 adjective /ˈnær.oʊ ˈmaɪn.dɪd/

Narrow-minded

心胸狭窄

Meaning

unwilling to consider new ideas; prejudiced; intolerant; having a limited perspective

Example

His narrow-minded attitude prevented him from accepting new ideas.

他的心胸狭窄使他无法接受新想法。

A2 adverb /ˈnaʊədeɪz/

nowadays

如今

Meaning

At the present time; in contrast with the past.

Example

Nowadays, many people prefer shopping online.

如今，许多人更喜欢在线购物。

A2 pronoun /nʌn/

none

没有人

Meaning

not any; no one; not one

Example

None of the students passed the exam.

没有学生通过考试。

C2 noun /ˈnjuː.trɪ.mənt/

nutriment

营养物

Meaning

Something that nourishes; sustenance or food.

Example

The soil provides nutriment to the plants.

土壤为植物提供养分。

B2 adjective /ˈnjuː.mər.əs/

Numerous

众多的; 很多的; 丰富的

Meaning

existing in large numbers; many; abundant

Example

There are numerous benefits to exercising regularly.

定期锻炼有许多好处。

B2 verb /nɪˈɡoʊ.ʃi.eɪt/

negotiate

谈判

Meaning

To discuss something formally in order to reach an agreement.

Example

They negotiated a fair deal with the supplier.

他们与供应商谈判达成了公平的交易。

C1 noun /ˈnoʊ.və/

Nova

新星

Meaning

a star that suddenly increases greatly in brightness

Example

Astronomers discovered a new nova in the constellation.

天文学家在星座中发现了一个新的诺瓦。

A2 conjunction /ˈniːðər/

neither

既不

Meaning

used to connect two negative alternatives

Example

Neither the manager nor the assistant could attend the meeting.

经理和助理都无法参加会议。

A1 verb /neɪm/

name

命名

Meaning

to give a title or designation to someone or something

Example

They decided to name their baby Sarah.

他们决定把他们的宝宝命名为莎拉。

C2 noun /ˈnaɪɪˌlɪzəm/

nihilism

虚无主义

Meaning

The rejection of all religious and moral principles, often in the belief that life is meaningless.

Example

The philosopher was criticized for promoting nihilism.

哲学家因提倡虚无主义而受到批评。

A2 adjective /ˈnætʃərəl/

natural

自然的

Meaning

existing in or derived from nature; not made or caused by humankind

Example

She prefers to use natural ingredients in her cooking.

她更喜欢在烹饪中使用天然的食材。

C1 noun /ˈniːdəlwɜːrk/

needlework

针线活, 刺绣

Meaning

The craft of sewing, embroidery, or knitting done with a needle.

Example

Her grandmother taught her the art of needlework.

她的祖母教她针线活的艺术。

C1 adjective /ˌniːoʊˈlɪθɪk/

neolithic

新石器时代的

Meaning

Relating to the later part of the Stone Age, when ground or polished stone weapons and tools prevailed.

Example

Neolithic communities began practicing agriculture and domesticating animals.

新石器时代的社区开始从事农业和驯化动物。

C2 verb /ˌnɒnˈplʌst/

nonplussed

困惑

Meaning

Past tense of nonplus; surprised and unsure how to react.

Example

He stood nonplussed at the strange remark.

他对奇怪的评论感到困惑。

C1 noun /ˈnek.səs/

Nexus

联系; 纽带;

Meaning

a connection or series of connections linking two or more things

Example

There's a clear nexus between education and economic development.

教育与经济发展的之间有一个清晰的纽带。

B1 noun /ˈnætʃərəl dɪˈzæstər/

natural disaster

自然灾害

Meaning

a catastrophic event caused by natural processes of the Earth that results in significant damage, destruction, or loss of life

Example

The coastal town was devastated by a natural disaster.

这座沿海城镇被一场自然灾害摧毁了。

B2 noun /ˈnɛtˌwɜːkɪŋ/

networking

建立网络

Meaning

The action of establishing connections and relationships, especially for career or business purposes.

Example

Networking is important for career development.

建立网络对职业发展至关重要。

C1 adjective /ˈneɪzl/

nasal

鼻音的

Meaning

Relating to the nose; a sound produced through the nose.

Example

He spoke with a nasal voice due to his cold.

他因感冒说话带有鼻音。

C1 adjective /ˈnɔːtɪkəl/

nautical

航海

Meaning

relating to ships, sailors, or navigation on water

Example

He studied nautical charts before setting sail.

他在起航前研究了航海图。

A2 pronoun /ˈnoʊˌbɑːdi/

nobody

没有人

Meaning

no person; not anyone

Example

Nobody came to the party.

没有人来参加派对。

C2 adjective /ˈnjuːmɪnəs/

numinous

神秘的

Meaning

having a strong spiritual or mysterious quality

Example

The temple had a numinous atmosphere that inspired awe.

这座寺庙有一种神秘的氛围，令人敬畏。

B2 noun /ˌnoʊtɪfɪˈkeɪʃənz/

notifications

通知

Meaning

A notice or announcement, especially an official one.

Example

Turn off notifications to stay focused.

关闭通知以保持专注。

C2 adjective /ˈnæti/

natty

时尚

Meaning

Neat, stylish, and fashionable in appearance.

Example

He looked very natty in his new suit.

他在新西装里看起来非常时尚。

B2 noun /ˈnjuːzˌlɛtər/

newsletter

时事通讯

Meaning

a printed or electronic report containing news or information about a company or organization

Example

The company sends a weekly newsletter to its employees.

公司每周向员工发送时事通讯。

A2 adjective /ˈnɜː.vəs/

Nervous

紧张, 焦虑

Meaning

feeling anxious or worried; relating to the nerves; easily agitated

Example

She felt nervous before her job interview.

她在面试前感到紧张。

A2 noun /nɔɪz/

Noise

噪音

Meaning

a sound, especially one that is loud or unpleasant

Example

The noise from the construction site was very disturbing.

施工现场的噪音非常扰人。

A1 noun neɪmz

Names

名字

Meaning

A word or set of words by which a person or thing is known.

Example

Names of family members are written on the family tree.

家庭成员的名字写在家谱上。

C2 adjective /ˈnɛðər/

nether

下方的

Meaning

situated down or below; lower

Example

They explored the nether regions of the cave.

他们探险了洞穴的下方区域。

C1 adjective /nɪˈɡlɛktfʊl/

neglectful

疏忽的

Meaning

Failing to give proper care or attention.

Example

The neglectful parent left the child alone for hours.

疏忽的父母把孩子独自留下几个小时。

A2 noun /ˈnæpkɪn/

napkin

餐巾

Meaning

a piece of cloth or paper used to wipe the mouth and hands while eating

Example

She placed a napkin on her lap before eating.

她在吃饭前把餐巾放在膝盖上。

C1 noun /ˈnjuːtrɪənt dɪˈfɪʃənsi/

nutrient deficiency

营养不足

Meaning

A lack of essential nutrients required for healthy plant growth, which can result in poor crop development, reduced yields, and increased susceptibility to diseases.

Example

Nutrient deficiency in the soil can reduce crop productivity.

土壤中的营养不足会降低作物的生产力。

C1 noun ˈnɛktər

Nectar

花蜜

Meaning

A sweet liquid produced by flowers that serves as food for butterflies.

Example

Butterflies drink nectar from flowers.

蝴蝶从花朵中喝取花蜜。

C2 noun /nɪmf/

Nymph

水仙

Meaning

a mythological spirit of nature; a beautiful young woman in classical mythology

Example

The water nymph appeared by the moonlit lake.

水仙出现在月光下的湖边。

B2 adjective ˈnjuːtrəl

neutral

中性

Meaning

Having no electric charge; neither positive nor negative.

Example

Neutrons are electrically neutral.

中子电中性。

B2 adjective /ˈneɪ.kɪd/

Naked

赤裸的; 没有衣服; 暴露的; 裸露的

Meaning

without clothes or covering; bare; exposed; unclothed

Example

The naked truth about the situation shocked everyone.

关于局势的赤裸真相震惊了所有人。

B2 adjective /ˈneɪ.bər.ɪŋ/

Neighbouring

邻近的; 相邻的; 邻接的

Meaning

situated next to or very near; adjacent; bordering

Example

We often visit our neighbouring countries for trade.

我们经常访问我们的邻国进行贸易。

C1 adjective /ˈnɔːrmətɪv/

normative

规范的

Meaning

relating to rules, standards, or norms that govern behavior or beliefs

Example

The study focused on the normative aspects of cultural behavior.

这项研究集中于文化行为的规范性方面。

C2 noun /nuːt/

Newt

蝾螈

Meaning

a small amphibian with a long tail that lives both in water and on land

Example

The newt swam gracefully in the pond.

蝾螈优雅地在池塘里游泳。

A1 noun /noʊˈvɛmbər/

november

十一月

Meaning

the eleventh month of the year in the Gregorian calendar

Example

November is often cool and quiet before winter begins.

十一月通常在冬天开始前比较凉爽而安静。

C2 noun /ˈnoʊmənˌkleɪtʃər/

nomenclature

命名法

Meaning

A system of names or terms used in a particular science, art, or field.

Example

The chemical nomenclature can be difficult for beginners to understand.

化学命名法对初学者来说可能很难理解。

C1 noun /ˈnaɪt.fɔːl/

nightfall

夜幕降临

Meaning

the time when night begins; dusk

Example

They decided to return home before nightfall.

他们决定在夜幕降临之前回家。

A2 adverb /ˈnɔːməli/

Normally

通常

Meaning

in the usual way; under normal circumstances

Example

I normally wake up at 7 AM every day.

我通常每天早上7点醒来。

C1 noun /ˈnɛktəriːn/

nectarine

油桃 (一种光滑皮肤的桃子品种)

Meaning

A smooth-skinned variety of peach.

Example

She bought a basket of fresh nectarines from the market.

她从市场上买了一篮子新鲜的油桃。

C2 noun /njʊˈrældʒə/

neuralgia

神经痛

Meaning

intense, often intermittent pain along a nerve pathway

Example

The patient suffers from neuralgia in her face.

病人面部患有神经痛。

A1 noun /noʊz/

nose

鼻子

Meaning

the part of the face that contains the nostrils and is used for breathing and smelling

Example

He has a sharp nose and can smell things from far away.

他有一只尖锐的鼻子，可以从远处闻到东西。

C2 noun /ˈnɛtl̩/

nettle

一种触碰时会引起刺激的植物

Meaning

a plant with stinging hairs that cause irritation when touched

Example

He accidentally brushed against the nettle and felt a sharp sting.

他不小心碰到了荨麻，感到一阵剧烈的刺痛。

C1 noun /ˈneɡ.lɪ.dʒəns/

Negligence

忽视

Meaning

failure to take proper care in doing something; carelessness

Example

The accident was caused by driver negligence.

事故是由司机的忽视引起的。

C1 adjective /ˈnɔːʃəs/

nauseous

感觉恶心

Meaning

feeling like you are about to vomit; causing a feeling of sickness

Example

The smell of rotten food made her feel nauseous.

腐烂食物的气味让她感到恶心。

C1 noun ˌnæn.oʊ.tekˈnɒl.ə.dʒi

nanotechnology

纳米技术

Meaning

The branch of technology that deals with dimensions and tolerances of less than 100 nanometers.

Example

Nanotechnology is advancing medical treatments.

纳米技术正在推动医疗治疗的发展。

B2 adverb /ˌnɛvəðəˈlɛs/

nevertheless

Meaning

in spite of that; however

Example

He was tired; nevertheless, he kept working.

C2 verb /ˈnuːkliˌeɪt/

nucleate

成核

Meaning

to form into a nucleus or bring together into a central part

Example

The droplets began to nucleate around tiny particles in the air.

水滴开始在空气中的微小颗粒周围形成核。

C2 noun /ˈnɑːstrəm/

nostrum

无效的药物

Meaning

a medicine or remedy, especially one that is not considered effective; a questionable solution

Example

The politician’s plan was dismissed as a mere nostrum for a complex problem.

政治家的计划被视为一个复杂问题的简单无效药物。

A2 noun /nek/

Neck

脖子

Meaning

the part of the body connecting the head to the shoulders

Example

She wore a beautiful necklace around her neck.

她在脖子上戴着一条美丽的项链。

C2 noun /naɪˈdʒel.ə/

Nigella

黑孜然

Meaning

small black seeds with a nutty, slightly bitter flavor, also known as black cumin or black seed

Example

Sprinkle nigella seeds on top of the bread before baking.

在面包上撒上黑孜然种子，然后烤制。

B2 adjective /ˈnuːkliər/

nuclear

核能

Meaning

relating to the nucleus of an atom or to nuclear energy

Example

The country is developing nuclear energy.

该国正在开发核能。

C1 noun /ˈnʌt.meg/

Nut meg

肉豆蔻

Meaning

a spice made from the seed of the fruit of an evergreen tree, used in cooking and baking

Example

The recipe called for a teaspoon of ground nutmeg to flavor the custard.

食谱中要求用一茶匙磨碎的肉豆蔻来调味蛋奶冻。

A1 noun /naɪn/

nine

九

Meaning

the number that is one more than eight

Example

She has nine books in her collection.

她的收藏里有九本书。

C1 noun /ˈnjuːɑːns/

nuance

细微差别

Meaning

A subtle difference in shade of meaning, appearance, or sound.

Example

He noticed the subtle nuance in her expression.

他注意到她表情中的细微差别。

B2 adjective /naɪˈiːv/

naive

天真

Meaning

Having a lack of experience or sophistication; overly innocent or trusting.

Example

She was naive to believe the scammer’s story.

她天真地相信了骗子的故事。

C1 noun /nɔːrm/

Norm

标准; 常规; 规则; 传统

Meaning

a standard of behavior; what is typical or expected

Example

Working late has become the norm in this company.

加班已成为这家公司的一项常规。

C1 adjective /ˈnɒnʃələnt/

nonchalant

Meaning

Appearing calm, casual, and unconcerned.

Example

He gave a nonchalant shrug and walked away.

C1 adjective /ˈnæs.ənt/

nascent

初生的

Meaning

Emerging, developing, or in the early stages of formation

Example

The nascent technology is revolutionizing industries.

初生的技术正在革命化各行各业。

C1 noun /nɑːrˈkɒtɪk/

narcotic

麻醉品

Meaning

A drug that dulls the senses and relieves pain, often causing sleep and sometimes addiction.

Example

The police seized a large amount of narcotic substances.

警察查获了一大批麻醉品。

C1 adjective /nɪˈɡoʊ.ʃi.ə.bəl/

negotiable

可商议的

Meaning

Open to discussion or modification; capable of being bargained for.

Example

The salary offered is negotiable.

提供的薪水是可商议的。

B2 adjective /ˈnær.ə.tɪv/

Narrative

叙述的; 描述性的; 讲述故事的

Meaning

relating to storytelling; descriptive; telling a story; recounting events

Example

The narrative structure of the novel was quite complex.

这本小说的叙述结构相当复杂。

A2 noun /ˈneɪ.bər/

Neighbour

邻居; 旁边

Meaning

a person who lives near or next to another person

Example

My neighbour is very friendly and helpful.

我的邻居非常友好且乐于助人。

C2 noun /ˌnjuːməˈreɪʃən/

numeration

计数

Meaning

the action or process of counting or assigning numbers

Example

The teacher explained the basics of numeration to the students.

老师向学生解释了计数的基础知识。

B1 noun /nest/

Nest

鸟巢

Meaning

a structure built by birds to lay eggs and shelter their young

Example

The bird built a nest in the tree.

鸟儿在树上建了一个鸟巢。

C1 noun /naɪˈiːvteɪ/

naivete

Meaning

The quality of being naive; lack of experience, wisdom, or judgment.

Example

His naivete made him an easy target for manipulation.

A2 noun /nʌt/

nut

坚果

Meaning

a hard-shelled fruit that contains a seed, or a small metal piece used in machinery

Example

She ate a peanut, which is a type of nut.

她吃了一颗花生，这是坚果的一种。

A1 adjective /nɛkst/

Nearly

差不多; 几乎;

Meaning

almost; not quite; very close to

Example

I nearly missed the bus this morning.

我差点错过了今天早上的公交车。

B2 adverb /ˈnoʊtəbli/

notably

显著地

Meaning

used to indicate something worthy of attention or significant

Example

She is notably talented in painting.

她在绘画方面非常有才华。

C2 noun /ˈnɒn.ɪʤ/

Nonage

未成年时期

Meaning

the period of being under the legal age of majority; youth or immaturity

Example

During his nonage, all legal decisions were made by his guardian.

在他未成年时期，所有法律决定都由他的监护人作出。

B1 adverb /ˈnætʃərəli/

Naturally

自然地

Meaning

in a natural manner; as expected; of course

Example

She naturally excels in mathematics.

她在数学上自然地出色。

A2 adjective ˈnesəseri

necessary

必要

Meaning

Required to be done, achieved, or present; essential.

Example

Strict regulations are necessary for maintaining order.

严格的规定是必要的，以保持秩序。

C1 noun /ˈnɑːrsɪsɪst/

narcissist

自恋者

Meaning

A person who has an excessive interest in or admiration of themselves.

Example

Everyone avoided him because he was a narcissist.

每个人都避开他，因为他是一个自恋者。

B2 noun /næˈreɪʃən/

narration

叙述

Meaning

The act of telling a story or describing events in detail.

Example

The movie’s narration was done by a famous actor.

电影的叙述由一位著名演员完成。

A1 adverb /nɒt/

not

不

Meaning

used to make a word or phrase negative

Example

I do not like spicy food.

我不喜欢辣的食物。

C1 noun /ˈnoʊmæd/

nomad

游牧民

Meaning

A person who has no permanent home and moves from place to place.

Example

The desert was once home to nomads who lived by herding animals.

沙漠曾经是游牧民的家，他们靠放牧生存。

B2 adjective /njuːˈtrɪʃ.əs/

Nutritious

有营养的

Meaning

containing substances that help the body grow and stay healthy; nourishing

Example

Eating nutritious food helps maintain good health.

吃有营养的食物有助于保持身体健康。

C2 adjective /ˌnɒndɪˈskrɪpt/

nondescript

无特色

Meaning

Lacking distinctive or interesting features; dull and unremarkable.

Example

He lives in a nondescript apartment building on the edge of town.

他住在市区边缘的一座无特色的公寓楼里。

B2 noun /njuːˈtrɪʃ.ən/

nutrition

营养

Meaning

The process of providing or obtaining the food necessary for health and growth.

Example

Good nutrition is vital for a healthy life.

良好的营养对健康生活至关重要。

B2 noun /ˈnɒvəlɪst/

novelist

小说家

Meaning

a person who writes novels

Example

The novelist spent years writing his new book.

小说家花了多年写他的最新小说。

A2 adjective /ˈnɔː.məl/

Normal

正常; 典型; 符合标准; 健康

Meaning

usual; typical; conforming to a standard; healthy

Example

It's normal to feel nervous before an important exam.

在重要的考试前感到紧张是正常的。

C2 adjective ˌnjʊə.rəʊ.prəˈtek.tɪv

neuroprotective

神经保护

Meaning

Having the ability to protect nerve cells from damage, degeneration, or impaired function.

Example

Omega-3 fatty acids have neuroprotective benefits.

欧米伽-3脂肪酸具有神经保护作用。

C2 noun /ˈnɪn.i/

Ninny

傻瓜

Meaning

a silly or foolish person; someone who lacks common sense

Example

Don't be such a ninny, use your brain!

不要做傻瓜，动动脑子！

C2 noun /ˌniːoʊˈpeɪɡənɪzəm/

neopaganism

新异教主义

Meaning

Modern religious movements influenced by or claiming to be derived from the various historical pagan beliefs of pre-modern Europe.

Example

Neopaganism has gained popularity as people seek spiritual alternatives to mainstream religions.

新异教主义已获得越来越多的关注，因为人们正在寻找主流宗教的精神替代品。

B2 noun ˈnætʃərəl ˈhæbɪtæt

Natural Habitat

自然栖息地

Meaning

The natural environment where organisms live and fulfill their life needs.

Example

Protecting the natural habitat is crucial for butterflies.

保护自然栖息地对蝴蝶至关重要。

A1 noun /nuːz/

news

新闻

Meaning

newly received or noteworthy information, especially about recent events

Example

The news about the storm spread quickly.

关于暴风雨的新闻迅速传播。

C1 verb /ˈnɔːrməlaɪz/

normalize

正常化

Meaning

to bring something back to a normal or standard condition; to make something conform to a standard

Example

The government took steps to normalize relations with neighboring countries.

政府采取措施使与邻国的关系正常化。

B2 noun /ˈnek.taɪ/

Necktie

领带

Meaning

a strip of cloth worn around the neck under a shirt collar and tied in front

Example

He adjusted his necktie before the important meeting.

他在重要会议前调整了他的领带。

B1 adverb /ˌnesəˈserəli/

Necessarily

必然地；不可避免地；

Meaning

as a necessary result; inevitably; by logical consequence

Example

Rich people are not necessarily happy.

有钱人不一定幸福。

B2 noun /ˈnuː.tri.ənt/

nutrient

营养物质

Meaning

A substance that provides nourishment essential for growth and health of plants or animals.

Example

Plants absorb nutrients from the soil for growth.

植物从土壤中吸收营养物质来生长。

C1 adjective /nɑːkˈtɜr.nəl/

Nocturnal

夜行性

Meaning

active at night; happening during the night

Example

Owls are nocturnal animals that hunt at night.

猫头鹰是夜间活动的动物，在晚上捕猎。

B1 noun /ˈnaɪt.meər/

Nightmare

噩梦

Meaning

a frightening or unpleasant dream; a very unpleasant experience

Example

The exam was a complete nightmare for unprepared students.

考试对未准备的学生来说是一场彻底的噩梦。

B2 adjective /ˈnoʊtɪsəbl/

noticeable

显著的

Meaning

Easily seen, observed, or recognized.

Example

There was a noticeable improvement in her performance.

她的表现有了显著的改善。

C1 noun njuːˈtræl.ə.ti

neutrality

中立

Meaning

The state of not supporting or helping either side in a conflict, disagreement, etc.; impartiality.

Example

Neutrality fosters trust in decision-making.

中立有助于决策中的信任。

C2 verb /ˈnɪtˌpɪk/

nitpick

Meaning

To find and criticize small or unimportant faults in someone or something.

Example

She tends to nitpick about every little detail.

A2 noun /ˈnɛtˌwɜrk/

network

网络

Meaning

A system of interconnected people, things, or computers.

Example

She built a strong professional network.

她建立了一个强大的职业网络。

C2 noun /niːp/

neap

低潮

Meaning

A tide just after the first or third quarters of the moon when the difference between high and low tide is least.

Example

During a neap tide, the water level change is minimal.

在低潮期间，水位变化最小。