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C1 noun, verb /wɪf/

whiff

Meaning
A brief, faint smell or puff of air; to get a quick smell of something.
Example
I caught a whiff of perfume as she passed by.
C1 verb /diːˈkoʊd/

decode

Meaning
to convert a coded message into a readable form; to interpret meaning
Example
The software can decode the hidden message within seconds.
C1 noun /voʊɡ/

vogue

时尚
Meaning
the prevailing fashion, style, or trend at a particular time
Example
Minimalist design is currently in vogue.
极简设计目前很时尚。
C1 adjective /ˈpɒp.jʊ.ləs/

Populous

人口众多
Meaning
having a large population; densely populated; crowded with people
Example
China is the most populous country in the world.
中国是世界上人口最多的国家。
C1 verb /weɪn/

wane

减少
Meaning
To decrease gradually in power, intensity, or size.
Example
The moon wanes after the full moon night.
月亮在满月之夜后开始减退。
C1 verb /hɔːrd/

hoard

囤积
Meaning
to accumulate and hide away a large supply of something, often secretly
Example
During the crisis, many people began to hoard food and water.
在危机期间，许多人开始囤积食物和水。
C1 adjective /ˈkɔːrəl/

choral

与合唱团相关
Meaning
Relating to, written for, or performed by a choir or chorus.
Example
The church hosted a choral performance on Sunday.
教堂在周日举办了合唱表演。
C1 adjective lɪŋˈɡwɪs.tɪk

linguistic

语言学的
Meaning
Related to language or linguistics; concerning the scientific study of language.
Example
The AI model learns from linguistic patterns.
这个AI模型从语言学模式中学习。
C1 noun /ˈvɪdʒ.ɪ.ləns/

vigilance

警觉
Meaning
The action or state of keeping careful watch for possible danger or difficulties.
Example
Constant vigilance is required in cybersecurity.
在网络安全中，持续的警觉是必需的。
C1 noun /ɪkˈstræv.ə.ɡəns/

Extravagance

过度开支; 浪费
Meaning
lack of restraint in spending money; excessive expense
Example
The wedding celebration was criticized for its unnecessary extravagance.
婚礼庆典因不必要的奢华而受到批评。
C1 noun /ˈprɒk.tər/

proctor

监考员
Meaning
a person who supervises students during an examination
Example
The proctor reminded students to keep their phones switched off.
监考员提醒学生关闭手机。
C1 adjective /ˈplɒd.ɪŋ/

plodding

缓慢且乏味
Meaning
slow-moving and unexciting; showing steady effort
Example
The movie was entertaining but a bit plodding in the middle.
这部电影很有趣，但中间有点缓慢且乏味。
C1 noun /ɪnˈædɪkwəsi/

inadequacy

不足
Meaning
lack of sufficient ability, quality, or strength; a feeling of not being good enough
Example
She struggled with feelings of inadequacy at work despite her strong qualifications.
尽管资历很强，她在工作中仍感到不足。
C1 adjective /sliːk/

sleek

光滑且闪亮
Meaning
smooth, shiny, and stylish
Example
She drove a sleek black sports car.
她开着一辆闪亮的黑色跑车。
C1 adjective /ˌjuːnɪˈlætərəl/

Unilateral

单方面
Meaning
one-sided; involving only one party
Example
The country made a unilateral decision to withdraw from the treaty.
这个国家做出了单方面的决定，退出了条约。
C1 noun /ˈtɜːrmɪnəs/

terminus

终点站
Meaning
the final point or end of something, especially the final station on a railway line
Example
The train finally arrived at the terminus after a long journey.
火车经过长时间的旅行后，终于到达了终点站。
C1 noun /stents/

stents

支架
Meaning
Small mesh tubes used to treat narrow or blocked arteries.
Example
Stents were successfully placed using robotic techniques.
支架通过机器人技术成功放置。
C1 noun /ˌtrænsˈpɪəreɪʃən/

transpiration

蒸腾作用
Meaning
The process by which plants lose water through their leaves, which plays a crucial role in plant cooling, nutrient transport, and the water cycle.
Example
Transpiration plays a key role in the water cycle and plant growth.
蒸腾作用在水循环和植物生长中发挥着关键作用。
C1 adjective /əˈbaɪdɪŋ/

abiding

持久的
Meaning
lasting for a long time; enduring
Example
She had an abiding love for her hometown.
她对故乡有着持久的爱。
C1 adjective /ˈpærəmaʊnt/

paramount

至关重要
Meaning
more important than anything else; supreme
Example
Safety is of paramount importance in this factory.
在这家工厂里，安全至关重要。
C1 verb /lætʃ/

latch

上锁
Meaning
to fasten or close something with a latch
Example
She latched the door before leaving the house.
她在离开房子之前把门锁上了。
C1 adjective /ʌnˈwɪtɪŋ/

unwitting

无意的
Meaning
Not aware of what is happening; done without realizing.
Example
She became an unwitting participant in the scam.
她成了这场骗局中的一个无意的参与者。
C1 adjective /ˌhaɪ.drəˈpɒn.ɪk/

hydroponic

水培
Meaning
Relating to the process of growing plants in sand, gravel, or liquid, with added nutrients but without soil.
Example
Hydroponic farming allows crops to grow without soil.
水培农业允许作物在没有土壤的情况下生长。
C1 noun /djuːn/

dune

沙丘
Meaning
A hill or ridge of sand formed by the wind, usually found in deserts or near beaches.
Example
The children played on the sand dune by the beach.
孩子们在海滩旁的沙丘上玩耍。
C1 noun /ˈɡæmbɪt/

gambit

开局牺牲
Meaning
a calculated move or remark intended to gain an advantage, especially in chess or conversation
Example
His opening gambit in the debate caught everyone by surprise.
他在辩论中的开局牺牲让所有人都吃惊。
C1 adjective /ɪˈlɪptɪkl/

elliptical

椭圆形的
Meaning
Having the shape of an ellipse; also, a style of speech that is concise and sometimes obscure.
Example
The planet follows an elliptical orbit around the sun.
行星沿着椭圆形的轨道围绕太阳运行。
C1 noun /ˈfɛərˌɡraʊndz/

fairgrounds

集市场地
Meaning
A designated area where fairs, exhibitions, and amusement events are held
Example
The town set up rides and stalls at the fairgrounds for the annual festival.
小镇在集市场地设置了游乐设施和摊位，为年度节日做准备。
C1 adjective /juːˈbɪkwɪtəs/

ubiquitous

无处不在
Meaning
Existing or being everywhere at the same time.
Example
Social media has become ubiquitous among young people.
社交媒体在年轻人中变得无处不在。
C1 verb /ˈrʌsl/

rustle

沙沙作响
Meaning
To make a soft, light sound like leaves or paper moving.
Example
The leaves rustled gently in the evening breeze.
树叶在傍晚的微风中轻轻地沙沙作响。
C1 adjective /ɪmˈpæʃənd/

impassioned

充满激情的
Meaning
Filled with or showing great emotion.
Example
She gave an impassioned speech about human rights.
她发表了关于人权的充满激情的演讲。
C1 noun /ˈmɔːr.ɡɪʤ/

Mortgage

按揭
Meaning
a legal agreement by which a bank lends money to buy property
Example
They took out a mortgage to buy their first house.
他们拿出按揭贷款买了第一套房子。
C1 noun /doʊ/

doe

母鹿
Meaning
a female deer, especially an adult one
Example
The doe and her fawn were grazing in the meadow.
母鹿和她的小鹿在草地上吃草。
C1 noun /kənˈfɔːrməns/

conformance

一致性
Meaning
The act of conforming to a rule, standard, or law.
Example
The product was tested for conformance with safety standards.
该产品已按照安全标准进行了符合性测试。
C1 verb /ˈkʌl.mɪ.neɪt/

culminate

达到顶点
Meaning
To reach the final or climactic stage of a process or activity.
Example
Years of hard work culminated in his success.
多年的辛勤工作最终以他的成功作为高潮。
C1 noun /vɛnˈdɛtə/

vendetta

复仇
Meaning
a prolonged bitter quarrel or campaign of revenge
Example
The two families were caught in a bitter vendetta for generations.
这两个家庭世代相传，陷入了长久的复仇。
C1 adjective /ˈpent ʌp/

Pent-up

压抑的; 受限的; 被困住的
Meaning
suppressed; restrained; confined
Example
He had pent-up anger that finally exploded.
他有压抑的愤怒，最终爆发了。
C1 noun /ʃæˈtoʊ/

chateau

法国庄园
Meaning
a large French country house or castle
Example
They stayed in a beautiful chateau in France.
他们住在法国的一座美丽的城堡里。
C1 noun /ˈfɔɪeɪr/

foyer

前厅
Meaning
An entrance hall or lobby in a building.
Example
The guests waited in the hotel foyer before checking in.
客人在酒店大厅等候办理入住手续。
C1 verb /rɪˈdʒuː.vɪ.neɪt/

rejuvenate

恢复活力
Meaning
To make or feel young, healthy, or energetic again.
Example
A vacation can rejuvenate the mind and body.
度假可以使身心焕发活力。
C1 adjective /dɪˈmɛntɪd/

demented

精神错乱的 / 不理智的
Meaning
behaving irrationally due to mental illness or extreme excitement
Example
He looked demented after hearing the shocking news.
他在听到令人震惊的消息后看起来像个精神错乱的人。
C1 noun /əˈkwɪtl/

acquittal

Meaning
a judgment that a person is not guilty of the crime with which they have been charged
Example
The acquittal of the accused shocked the public.
C1 noun /prəˈdʒɛktaɪl/

projectile

弹丸
Meaning
An object fired, thrown, or propelled, especially from a weapon.
Example
The soldier dodged the incoming projectile.
士兵躲过了来袭的弹丸。
C1 adjective /ˈpruː.dənt/

Prudent

谨慎的; 小心的; 明智的;
Meaning
wise; careful; cautious;
Example
It's prudent to save money for the future.
为未来存钱是明智的做法。
C1 noun/verb /rɪˈproʊtʃ/

reproach

指责 / 批评
Meaning
An expression of disapproval or disappointment; to criticize someone for doing wrong.
Example
She reproached him for arriving late to the meeting.
她因迟到而责备了他。
C1 adjective /ˈvɛnərəbəl/

Venerable

尊敬的; 受人尊敬的
Meaning
deserving respect due to age, wisdom, or character; revered
Example
The venerable professor has taught at the university for fifty years.
这位威望的教授在大学里教书已五十年。
C1 adjective /ˈfræɡməntɪd/

fragmented

碎片化, 分割, 不完整
Meaning
Having been broken into fragments; disjointed or incomplete.
Example
The information was fragmented and difficult to understand.
信息被碎片化了，难以理解。
C1 noun /ləˈɡuːn/

lagoon

湖泊
Meaning
A shallow body of water separated from the sea by sandbars or reefs.
Example
We swam in the calm waters of the lagoon.
我们在湖泊的平静水域游泳。
C1 verb, noun /ˈbreɪnˌwɒʃ/

brainwash

洗脑
Meaning
to manipulate someone into adopting certain beliefs by repeated pressure or propaganda; the act or process of such manipulation
Example
The group tried to brainwash new members with constant propaganda.
这个组织试图给新成员洗脑。
C1 noun /kəˈmoʊʃən/

commotion

骚动
Meaning
A state of noisy confusion or disturbance.
Example
The sudden commotion in the market drew everyone's attention.
市场上的突然骚动吸引了所有人的注意。
C1 noun /dɪˈsaɪ.pəl/

Disciple

弟子; 信徒
Meaning
a follower and student of a teacher, leader, or philosopher; devoted follower
Example
The famous philosopher had many disciples who spread his teachings worldwide.
那位著名的哲学家有许多弟子，他们将他的教义传播到世界各地。
C1 verb /prɪˈdɒmɪneɪt/

predominate

占主导地位
Meaning
To be the strongest, most common, or most influential element.
Example
Traditional values still predominate in the community.
传统价值观在社区中仍然占主导地位。
C1 noun /səbˈdʒɛkʃən/

subjection

征服
Meaning
the act of bringing someone or something under control or domination
Example
The people suffered under the subjection of a cruel ruler.
人民在一个残暴统治者的征服下受苦。
C1 verb /ɪnˈklaɪn/

incline

倾向
Meaning
to feel willing or favorably disposed toward something; to bend or tilt
Example
She is inclined to agree with the proposal.
她倾向于同意这个提议。
C1 noun sɪˈmɛntɪd ɡreɪv

cemented grave

水泥墓
Meaning
A grave that is constructed with cement for permanence.
Example
The cemented grave of the martyrs was seen near the river.
烈士的水泥墓被看见在河边。
C1 noun /rɪˈpen.təns/

Repentance

悔改
Meaning
the action of repenting; sincere regret or remorse
Example
His genuine repentance moved everyone in the courtroom.
他真正的悔改感动了法庭上的所有人。
C1 noun /ˈtjuːmʌlt/

tumult

骚动
Meaning
A loud, confused noise, especially caused by a crowd; commotion or disorder.
Example
The protest created a tumult in the city square.
抗议活动在城市广场上引发了骚动。
C1 noun /rɪˈsɜː.dʒəns/

resurgence

复兴
Meaning
An increase or revival after a period of little activity, popularity, or occurrence.
Example
The city saw a resurgence in tourism after the pandemic.
这座城市在大流行后看到了旅游业的复兴。
C1 noun /prəˈpɛlənt/

propellant

推进剂
Meaning
A substance that drives or pushes something forward, especially fuel in rockets or engines.
Example
The rocket uses a liquid propellant to launch into space.
火箭使用液体推进剂发射进入太空。
C1 adjective /ˈɜːr.θən/

Earthen

由土或粘土制成; 与陶瓷有关
Meaning
made of earth or clay; relating to pottery or ceramic materials
Example
The kitchen had beautiful earthen pots for storage.
厨房里有美丽的陶土罐用来存储。
C1 verb dɪˈsaɪ.fɚ

decipher

解密, 解读, 翻译
Meaning
To convert something written in code into normal language; to succeed in understanding the meaning of something.
Example
It took hours to decipher the ancient script.
花了几个小时解密这段古老的文字。
C1 noun /ˈmɪl.ɪ.tənt/

Militant

激进分子
Meaning
A person who uses aggressive or violent methods to promote a political or social cause
Example
The militant group demanded immediate political reforms.
激进分子组织要求立即进行政治改革。
C1 noun /ˈdeɪ.li.ə/

Dahlia

大丽花
Meaning
a garden plant with brightly colored flowers that bloom in summer and autumn
Example
She planted colorful dahlias in her garden last summer.
她在去年夏天在花园里种了五颜六色的大丽花。
C1 adjective /ˌret.rəˈspek.tɪv/

Retrospective

回顾的
Meaning
looking back on or dealing with past events or situations
Example
The museum held a retrospective exhibition of the artist's work.
博物馆举办了这位艺术家的回顾展。
C1 noun /woʊz/

woes

困境
Meaning
great sorrow or distress; troubles
Example
The company faced financial woes after the market crash.
公司在市场崩溃后面临财务困境。
C1 noun /ˈɪŋ.krə.mənt/

Increment

增加
Meaning
an increase or addition, especially one of a series on a fixed scale; a regular increase in salary
Example
He received an annual increment of five percent in his salary this year.
他今年获得了五个百分点的年终增加。
C1 noun /kəˈlɪɡrəfi/

calligraphy

美丽且装饰性的书写艺术
Meaning
The art of beautiful and decorative handwriting.
Example
She took a course to improve her calligraphy skills.
她参加了一个课程来提高她的书法技能。
C1 noun ˌdjʊə.rəˈbɪl.ə.ti

durability

耐用性
Meaning
The ability to withstand wear, pressure, or damage; hard-wearing.
Example
The durability of materials affects performance.
材料的耐用性会影响性能。
C1 verb /ˈsaɪdˌtræk/

sidetrack

分心
Meaning
To distract from the main subject or activity.
Example
She was sidetracked by an unexpected phone call.
她被一个意外的电话打断了。
C1 noun /kəˈlaɪdəˌskoʊp/

kaleidoscope

万花筒
Meaning
A toy or instrument with mirrors and colored pieces that create changing patterns when rotated; also used metaphorically for a constantly changing sequence of patterns or elements.
Example
The city lights turned into a kaleidoscope of colors as the festival began.
当节日开始时，城市的灯光变成了色彩斑斓的万花筒。
C1 adjective /ˈlæv.ɪʃ/

Lavish

奢华; 奢侈; 慷慨
Meaning
expensive; elaborate; extravagant; generous
Example
The wedding was a lavish celebration with hundreds of guests.
婚礼是一场奢华的庆祝活动，邀请了数百名宾客。
C1 noun ˈfæl.ə.si

fallacy

谬误, 错误的信念, 错误推理
Meaning
False belief, misconception, false reasoning.
Example
The idea that success comes easy is a fallacy.
成功容易到来的这个想法是一个谬误。
C1 adjective /ˈmɪnəskjuːl/

minuscule

微小
Meaning
extremely small in size or importance
Example
She made only a minuscule contribution to the project.
她对这个项目的贡献微乎其微。
C1 adjective /ʌnˈɒnəd/

unhonoured

未受尊敬的
Meaning
not respected or given the recognition that is deserved; treated without honor
Example
He felt unhonoured after his years of service were ignored.
他的多年服务被忽视后，他感到自己未受尊敬。
C1 adjective /pɪˈkjuːniˌɛri/

pecuniary

财务的
Meaning
relating to money or financial matters
Example
They faced pecuniary difficulties after the business failed.
在生意失败后，他们面临着财务困难。
C1 verb /əˈflɪkt/

afflict

使痛苦
Meaning
to cause pain, suffering, or distress to someone or something
Example
Many people are afflicted by seasonal allergies.
许多人受到季节性过敏的困扰。
C1 adjective ˈek.wɪ.tə.bəl

equitable

公平的
Meaning
Fair and impartial
Example
Equitable AI ensures fairness in technology use.
公平的人工智能确保了技术使用中的公平性。
C1 noun /ˌdɪp.ləˈmæt.ɪk ˈmaɪl.stəʊn/

diplomatic milestone

外交里程碑
Meaning
A significant achievement or important event in diplomatic relations.
Example
Hosting the summit was a diplomatic milestone.
举办峰会是一个外交里程碑。
C1 verb /ɪnˈɡroʊs/

engross

专注
Meaning
to absorb all the attention or interest of someone
Example
She was so engrossed in the book that she forgot the time.
她如此专心读书，以至于忘记了时间。
C1 adjective /ˌzɛnəˈfoʊbɪk/

xenophobic

排外的
Meaning
having or showing a dislike or fear of people from other countries
Example
The leader’s xenophobic comments sparked outrage across the country.
领导人的排外言论在全国范围内引起了愤怒。
C1 noun /ˈherən/

Heron

苍鹭
Meaning
large wading bird with long legs and neck that feeds on fish
Example
The heron stood motionless by the water's edge, waiting for fish.
苍鹭静静地站在水边，等待着鱼。
C1 noun /ˈpæd.ək/

paddock

马或其他动物的围场
Meaning
a small enclosed field where horses or other animals are kept
Example
The horses were grazing in the paddock.
马群在围场里吃草。
C1 noun speɪst ˌrep.ɪˈtɪʃ.ən

spaced repetition

间隔重复
Meaning
A learning technique that involves reviewing information at increasing intervals to improve long-term retention.
Example
Spaced repetition helps in long-term memory retention.
间隔重复有助于长期记忆保持。
C1 adjective /ˈɛntərˌpraɪzɪŋ/

enterprising

有企业家精神的
Meaning
showing initiative and resourcefulness; willing to take risks to achieve success
Example
She is an enterprising young entrepreneur.
她是一个有企业家精神的年轻企业家。
C1 noun /ˈsteɪ.ʃən.ər/

Stationer

文具商
Meaning
a person who sells paper, pens, pencils, and other office supplies
Example
The stationer recommended the best pens for writing exams.
文具商推荐了最适合考试的钢笔。
C1 adjective /ˌaʊt əv ðə ˈweɪ/

out-of-the-way

偏远的或不寻常的
Meaning
remote or unusual; not in a convenient or usual location
Example
They stayed in an out-of-the-way village.
他们住在一个偏远的村庄里。
C1 verb /ˌmɪsˌrɛprɪˈzɛnt/

misrepresent

Meaning
to give a false or misleading account of something
Example
The lawyer accused the witness of trying to misrepresent the facts.
C1 adjective /rɪˈsɛptɪv/

receptive

善于接受
Meaning
Willing to listen to or accept new ideas, suggestions, or experiences.
Example
She was receptive to feedback from her colleagues.
她对同事们的反馈持开放态度。
C1 noun ˈrəʊvə

rover

探测车
Meaning
A vehicle for driving over rough terrain, especially one driven by remote control over extraterrestrial terrain.
Example
The rover landed on Mars to begin its exploration.
探测车在火星上着陆，开始了它的探索任务。
C1 adjective ɪmˈpɪr.ɪ.kəl

empirical

经验的或基于经验的
Meaning
Based on, concerned with, or verifiable by observation or experience rather than theory or pure logic.
Example
Scientific research relies on empirical evidence.
科学研究依赖于经验性证据。
C1 adjective /ˈædʒɪteɪtɪd/

Agitated

激动的; 焦虑的; 不安的; 以负面方式兴奋
Meaning
disturbed; anxious; restless; excited in a negative way
Example
He became agitated when he heard the bad news.
当他听到坏消息时，他变得激动。
C1 noun /kɔːrs flaʊər/

Course flour

粗面粉
Meaning
coarsely ground flour with larger particles, typically used for baking bread
Example
She used course flour to make homemade bread with a rustic texture.
她使用了粗面粉做了一个有乡村质感的自制面包。
C1 adjective /ˌlaɪtˈhɑːrtɪd/

light-hearted

轻松愉快的
Meaning
cheerful, carefree, and not serious
Example
She gave a light-hearted speech at the party.
她在派对上做了一个轻松愉快的演讲。
C1 verb /trəˈvɜːrs/

traverse

穿越
Meaning
To travel across or through something.
Example
They traversed the desert on camels.
他们骑着骆驼穿越沙漠。
C1 verb /rɪˈbʌt/

rebut

反驳
Meaning
to argue against or prove wrong; to refute
Example
The lawyer rebutted the false accusations with strong evidence.
律师用有力的证据反驳了虚假的指控。
C1 adjective /rɪˈtɜː.nə.bəl/

Returnable

可退还的
Meaning
able to be returned or given back
Example
The bottle is returnable for a deposit refund.
这瓶瓶子可以退还存款退款。
C1 adjective /rɪˈsɔːrs ɪˈfɪʃ.ənt/

resource-efficient

资源高效
Meaning
Using resources in a way that minimizes waste and maximizes productivity.
Example
Resource-efficient farming conserves water and energy.
资源高效的农业节约水和能源。
C1 verb /ˈvɪktɪmaɪz/

victimize

迫害
Meaning
To make someone a victim, often by treating them unfairly or cruelly.
Example
The corrupt officials victimized the poor villagers.
腐败的官员对贫困的村民进行了迫害。
C1 noun /haɪˈpɜːrbəli/

hyperbole

夸张法
Meaning
Exaggerated statements or claims not meant to be taken literally.
Example
Saying 'I’m so hungry I could eat a horse' is a classic example of hyperbole.
'我饿得可以吃下一匹马' 是夸张法的经典例子。
C1 noun /ˈvɜːrtɛks/

vertex

顶点
Meaning
The highest point; the top or the apex.
Example
The climber reached the vertex of the mountain.
登山者达到了山顶。
C1 noun kəˈrəʊ.ʒən

corrosion

腐蚀
Meaning
The gradual destruction of materials by chemical or electrochemical reaction, especially of metals by oxidation.
Example
Corrosion in pipes leads to leakage.
管道中的腐蚀导致泄漏。
C1 adjective rɪˈlɛntləs

relentless

不屈不挠
Meaning
Oppressively constant; incessant; showing no abatement of severity, intensity, strength, or pace.
Example
The freedom fighters' relentless struggle led to victory.
自由战士们的不屈不挠的斗争导致了胜利。
C1 verb /dɪˈpliːt/

deplete

耗尽
Meaning
to reduce the quantity or supply of something
Example
The long war has depleted the country's resources.
长时间的战争已经耗尽了该国的资源。
C1 adjective prəˈtræk.tɪd

protracted

延长的, 持久的, 拉长的
Meaning
Lasting for a long time or longer than expected or usual.
Example
The negotiations were protracted over months.
谈判持续了几个月。
C1 adjective /ɪˈmjuː.tə.bəl/

immutable

不变的
Meaning
Unchangeable, permanent, or fixed
Example
The laws of physics are considered immutable.
物理定律被认为是不变的。
C1 adjective /ˈstɒdʒi/

stodgy

沉闷的，老式的
Meaning
Dull, uninspired, or old-fashioned; also heavy and hard to digest when referring to food.
Example
The lecture was so stodgy that many students struggled to stay awake.
讲座太沉闷了，以至于许多学生难以保持清醒。
C1 noun /swiːt.laɪm/

Sweetlime

甜酸橙
Meaning
a citrus fruit that is sweeter and less acidic than regular lime
Example
The sweetlime juice was refreshing on a hot day.
甜橙汁在炎热的天气里令人耳目一新。
C1 noun /ˈweɪs(t).koʊt/

waistcoat

背心
Meaning
a sleeveless garment worn over a shirt and under a jacket
Example
He wore a black waistcoat with his suit.
他穿着一件黑色的背心和他的西装。
C1 adjective /ɪˈluː.sɪv/

Illusive

虚幻的; 看似存在但不真实; 欺骗性的
Meaning
deceptive; appearing to exist but not real; misleading
Example
The promise of easy money proved to be illusive and misleading.
轻松赚钱的承诺证明是虚幻和欺骗性的。
C1 noun /noʊz rɪŋ/

Nose ring

鼻环
Meaning
a piece of jewelry worn through a piercing in the nose
Example
She got a small gold nose ring for her birthday.
她在生日时收到了一个小巧的金鼻环。
C1 noun /ˈriːbeɪt/

rebate

折扣/退款
Meaning
a partial refund given to someone who has paid too much money for something
Example
The store offered a rebate on bulk purchases.
商店对大宗购买提供了折扣。
C1 adjective /ˌdɪsɪnˈdʒɛnjʊəs/

disingenuous

虚伪的
Meaning
not candid or sincere; giving a false appearance of honesty or openness
Example
She gave a disingenuous excuse for missing the meeting.
她给出了一个虚伪的借口来错过会议。
C1 noun /pɒmp/

pomp

盛大, 华丽
Meaning
ceremonial display or splendor; grandeur
Example
The graduation ceremony was full of pomp and circumstance.
毕业典礼充满了盛大和华丽。
C1 adjective /ˈskrʌfi/

Scruffy

邋遢的或不整洁的外观；脏的和磨损的
Meaning
untidy or unkempt in appearance; shabby and worn
Example
The scruffy old dog wandered through the streets looking for food.
那只邋遢的老狗在街上徘徊，寻找食物。
C1 noun /ˈɪtʃ.i.nəs/

itchiness

痒
Meaning
The quality or condition of feeling an irritating sensation on the skin that causes a desire to scratch.
Example
Eye itchiness often leads to rubbing.
眼睛的痒感常常导致揉搓。
C1 noun /ˈkwɔːrəm/

quorum

法定人数
Meaning
The minimum number of members needed to conduct official business in a meeting.
Example
The board meeting was postponed because there was no quorum.
由于没有法定人数，董事会会议被推迟了。
C1 verb /wɪðˈhoʊld/

withhold

扣留
Meaning
to refuse to give or keep back something
Example
The company decided to withhold his bonus.
公司决定扣留他的奖金。
C1 verb /ɡreɪt/

grate

擦碎, 使烦恼
Meaning
to shred food into small pieces using a grater; to irritate or annoy
Example
She grated the cheese for the pasta dish.
她为意大利面菜肴擦了奶酪。
C1 noun /ˌsɛlf ɪnˈdʌldʒəns/

self-indulgence

自我纵容
Meaning
The act of allowing oneself to enjoy pleasures or desires excessively.
Example
His weekend of self-indulgence included eating sweets and watching movies nonstop.
他的自我纵容周末包括吃糖果和不停地看电影。
C1 verb /ɪnˈlaɪvən/

enliven

使生动
Meaning
to make something more lively, interesting, or cheerful
Example
Her jokes helped enliven the dull meeting.
她的笑话帮助让枯燥的会议变得生动。
C1 verb /əˈkrɛdɪt/

accredit

认证
Meaning
to officially recognize, authorize, or approve someone or something
Example
The university is accredited by the national education board.
大学已经获得了国家教育委员会的认证。
C1 noun/adjective /ˈluː.nə.tɪk/

lunatic

疯子
Meaning
A person who is insane or acting in a foolish or reckless way; also used as an adjective meaning insane.
Example
The driver was driving like a lunatic on the highway.
司机在高速公路上像疯子一样开车。