autocratic
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C1 adjective /ˌɔːtəˈkrætɪk/

autocratic

专制
Meaning
Relating to a ruler who has absolute power and does not consult others.
Example
The manager’s autocratic style discouraged employees from sharing their ideas.
经理的专制风格使员工不愿意分享他们的想法。
C2 verb /ruː/

rue

后悔
Meaning
To feel regret or sorrow about something.
Example
She will rue the day she trusted him.
她将会后悔她信任他那一天。
A2 preposition /bɪˈloʊ/

below

下面
Meaning
At a lower level or position than something else.
Example
The basement is below the ground floor.
地下室在一楼下面。
B1 noun /ˈwɜːrkʃɒp/

workshop

车间
Meaning
a room or building where people engage in work or creative activities
Example
The workshop focused on improving technical skills for young professionals.
这个车间专注于提高年轻专业人士的技术技能。
A1 preposition /æt/

at

在
Meaning
used to indicate a specific time, place, or direction
Example
She arrived at the airport on time.
她准时到达机场。
C2 adjective /vəˈnɪəriəl/

venereal

性病的
Meaning
relating to sexual intercourse or sexually transmitted diseases
Example
Doctors warn about the dangers of venereal diseases.
医生警告性病的危险。
C2 noun /foʊˈtɑːmɪtri/

photometry

光测量科学
Meaning
the science of measuring visible light in terms of its perceived brightness to human eyes
Example
Photometry helps in designing efficient lighting systems.
光度测量学帮助设计高效的照明系统。
A2 noun /ˈnoʊtbʊk/

notebook

Meaning
a small book with blank or ruled pages for writing notes; also a portable computer
Example
She opened her notebook to jot down some ideas.
B2 noun /dɪˈstrækʃənz/

distractions

干扰
Meaning
Things that prevent someone from concentrating on something else.
Example
Eliminate distractions for better productivity.
消除干扰以提高生产力。
B2 noun/verb /pɜːrk/

perk

福利
Meaning
A benefit or advantage associated with a job; or to become more lively or cheerful.
Example
One of the perks of working here is free lunch every Friday.
在这里工作的一项福利是每周五免费午餐。
C2 adjective /ˈʃɪft.ləs/

shiftless

懒惰
Meaning
Lacking ambition or the ability to accomplish anything; lazy and unmotivated.
Example
He was seen as a shiftless young man with no goals.
他被看作是一个没有目标的懒惰年轻人。
B2 adjective /ˌʌndɪˈsaɪdɪd/

Undecided

未决定的; 不确定的
Meaning
not having made a decision; uncertain
Example
She was undecided about which college to attend.
她对于选择哪个大学感到未决定。
B1 verb /ɪmˈpɔːrt/

import

进口
Meaning
to bring goods or services into a country from abroad; to transfer data
Example
The country imports oil from abroad.
这个国家从国外进口石油。
A1 preposition, adverb /əˈlɔːŋ/

along

沿着
Meaning
moving in a constant direction on (a road, path, or surface)
Example
We walked along the river.
我们沿着河走。
C1 verb /ˈstaɪmi/

stymie

妨碍
Meaning
to prevent or hinder the progress of something
Example
The new regulations could stymie small businesses.
新规章可能会阻碍小型企业的发展。
C2 noun /dɪˈpoʊnənt/

deponent

证人
Meaning
A person who gives testimony under oath, especially in a written deposition.
Example
The deponent confirmed the accuracy of the statement during the trial.
证人在审判期间确认了陈述的准确性。
C2 adjective /ˈlɔːdəˌtɔːri/

laudatory

赞扬的
Meaning
Expressing praise or admiration.
Example
She wrote a laudatory review of the new book.
她写了本书的赞扬评论。
A2 adjective /ˈpiːs.fəl/

Peaceful

宁静
Meaning
free from disturbance; calm and quiet; not involving war or violence
Example
The garden is a peaceful place to relax.
花园是一个宁静的地方，可以放松。
A1 noun /ˈjɛstərdeɪ/

yesterday

昨天
Meaning
the day before today
Example
Yesterday, we went to the park.
昨天我们去了公园。
C1 noun /ˈɛskəpeɪd/

escapade

冒险
Meaning
an adventurous, exciting, or reckless act
Example
Their summer escapade included camping and mountain climbing.
他们的夏季冒险包括露营和登山。
C1 noun /bɑːrb/

barb

刺, 尖锐的评论
Meaning
a sharp projection such as on a fishhook; a cutting remark
Example
The fishhook has a small barb to keep the fish from escaping.
鱼钩上有一个小刺，以防止鱼逃脱。
B2 adjective /ʌnəˈfreɪd/

unafraid

无畏
Meaning
Not feeling fear; brave or courageous
Example
She walked into the dark room, unafraid of what might be inside.
她走进黑暗的房间，无畏里面可能有什么。
A1 noun /ˈkʌn.tri/

country

国家
Meaning
a nation with its own government and borders
Example
Bangladesh is a beautiful country with rich culture.
孟加拉国是一个拥有丰富文化的美丽国家。
C1 noun ˌɒk.sɪˈdeɪ.ʃən

oxidation

氧化
Meaning
A chemical reaction that involves the combination of a substance with oxygen, often causing deterioration.
Example
Oxidation causes metal surfaces to weaken.
氧化会削弱金属表面。
A2 noun /pæθ/

path

小径
Meaning
a way or track laid down for walking or made by continual treading
Example
She walked along the narrow path through the forest.
她沿着森林中的小径走。
A2 noun /ˈkɪndərˌɡɑːrtn/

kindergarten

幼儿园
Meaning
a school or class for young children, typically between the ages of four and six
Example
She enrolled her child in kindergarten to prepare for elementary school.
她把孩子注册进了幼儿园，为小学做准备。
C1 noun /ˈfrek.əl/

Freckle

雀斑
Meaning
a small brownish spot on the skin, often becoming more pronounced through exposure to the sun
Example
Her face was covered with cute freckles that appeared every summer.
她的脸上覆盖着可爱的雀斑，每年夏天都会出现。
B2 noun ɪˈmɪʃ.ənz

emissions

排放
Meaning
The production and discharge of something, especially gas, heat, light, or radiation.
Example
Carbon emissions are rising globally.
碳排放在全球范围内上升。
C2 verb /ˌsuːpərˈhiːt/

superheat

过热
Meaning
to heat a substance beyond its normal boiling point without it becoming vapor
Example
Engineers superheat the steam to increase the efficiency of the turbine.
工程师将蒸汽超热以提高涡轮机的效率。
B2 noun /ˈsiːkər/

seeker

寻求者
Meaning
a person who is looking for something, especially knowledge or truth
Example
The seeker traveled far to find the answers to his questions.
寻求者远行去寻找他问题的答案。
C1 noun /ˈmelənkəli/

Melancholy

忧郁; 深思熟虑的悲伤
Meaning
A feeling of pensive sadness; thoughtful or gentle sadness
Example
A deep melancholy settled over him after reading the old letters.
读完旧信后，他感到一阵深深的忧郁。
C1 adjective /rɪˈvenʒ.fəl/

Revengeful

复仇的
Meaning
seeking or desiring revenge; vindictive
Example
He became revengeful after being betrayed by his friend.
他在被朋友背叛后变得复仇心切。
C1 adjective /ɪkˈspiːdiənt/

expedient

权宜之计
Meaning
suitable or convenient for achieving a particular end, sometimes at the expense of morality
Example
It was expedient to take the shortcut despite the risks.
尽管有风险，走捷径是权宜之计。
B2 verb /ˈresəl/

wrestle

摔跤
Meaning
to fight by grappling and trying to throw down an opponent; to struggle with a problem
Example
The children like to wrestle on the playground.
孩子们喜欢在操场上摔跤。
A1 noun /wiːk/

week

星期
Meaning
a period of seven days
Example
I will finish the project by the end of the week.
我将在本周末之前完成项目。
A1 adjective, adverb, pronoun /mʌtʃ/

much

很多
Meaning
a large amount or degree of something
Example
She doesn’t have much time to finish the project.
她没有很多时间来完成这个项目。
A2 adjective /ʌnˈlʌki/

Unlucky

倒霉; 不幸运
Meaning
having bad luck; unfortunate
Example
He was unlucky to miss the winning shot.
他很倒霉错过了获胜的投篮。
B2 noun /ˈtɛmpoʊ/

tempo

节奏, 速度
Meaning
The speed or pace at which a piece of music or activity is performed.
Example
The band played the song at a faster tempo than usual.
乐队以比平常更快的节奏演奏了这首歌。
C2 noun /ˈpæsɪt/

Passet

奶酪
Meaning
Fresh cheese curds; cottage cheese made from curdled milk
Example
The cook prepared fresh passet by curdling warm milk with lemon juice.
厨师通过用柠檬汁凝固温热的牛奶，制作了新鲜的奶酪。
B2 noun /ˈhaɪəˌrɑːrki/

hierarchy

等级制度
Meaning
A system in which people or things are arranged in levels of importance or authority.
Example
The corporate hierarchy determines who makes the final decision.
企业等级制度决定了谁作出最终决定。
C1 adjective + noun njuˈtrɪʃəs krɒps

nutritious crops

营养丰富的作物
Meaning
Plants or vegetables that are rich in nutrients and beneficial for health
Example
Winter vegetables are considered nutritious crops.
冬季蔬菜被认为是营养丰富的作物。
B2 verb /ˈpɛrɪʃ/

perish

死去
Meaning
To die, especially in a sudden or violent way.
Example
Many soldiers perished in the war.
许多士兵在战争中死去。
C1 verb /bɪˈhɛd/

behead

斩首
Meaning
to cut off a person's or animal's head; to remove the leader or most important part
Example
The historical account describes how the traitor was beheaded as punishment.
历史记载描述了叛徒作为惩罚被斩首的经过。
C1 verb /prɒd/

prod

推
Meaning
to poke or push someone or something with a finger, foot, or pointed object
Example
She prodded him in the arm to get his attention.
她用手肘轻轻推了推他，引起了他的注意。
A1 noun ˈfjuː.tʃər

future

未来
Meaning
The time or a period of time following the moment of speaking or writing; time regarded as still to come.
Example
Future projects depend on strategic planning.
未来的项目依赖于战略规划。
C2 noun/verb /ˈʌpˌkæst/

upcast

向上投掷
Meaning
Verb: To cast or throw upward. Noun: Something thrown or directed upward.
Example
The fisherman upcast his net into the air.
渔夫把他的网投向空中。
B1 verb অকার্স

occurs

发生
Meaning
Happens or takes place, especially as a result of something.
Example
Snowfall occurs in regions with freezing temperatures.
在气温低于零度的地区会发生降雪。
B2 noun

Kitchen garden

厨房花园; 厨房旁边的花园
A2 noun/adjective /ˈlɪvɪŋ/

living

生活 / 生计
Meaning
the state of being alive; or a way of earning money
Example
He makes his living as a teacher.
他以教师的身份谋生。
B1 adjective /ˌælfəˈbɛtɪkəl/

alphabetical

字母顺序的
Meaning
Arranged in the order of the letters of the alphabet.
Example
The names were listed in alphabetical order.
名字按字母顺序排列。
B2 adjective /ˈhez.ɪ.tənt/

Hesitant

犹豫不决的; 不确定的; 拒绝的
Meaning
uncertain or unwilling to act; showing doubt or reluctance
Example
She was hesitant to accept the job offer.
她在接受工作邀请时犹豫不决。
C2 noun əˈkjuː.ə.ti

acuity

敏锐度
Meaning
Sharpness or keenness of thought, vision, or hearing.
Example
His intellectual acuity made him a brilliant scientist.
他的智力敏锐度使他成为一位杰出的科学家。
C2 noun /ʃɪˈfɒn/

chiffon

雪纺
Meaning
A lightweight, sheer fabric often used in dresses or scarves.
Example
She wore a beautiful chiffon dress at the party.
她在派对上穿了一件美丽的雪纺裙子。
A2 noun ˈefərts

efforts

努力
Meaning
A vigorous or determined attempt; physical or mental energy
Example
Your efforts determine your success.
你的努力决定了你的成功。
C1 adjective ˌɪm.pəˈsɛp.tɪ.bəl

imperceptible

无法察觉的
Meaning
So subtle or gradual that it is difficult to notice or perceive
Example
The changes in his behavior were imperceptible at first.
他行为中的变化一开始几乎是无法察觉的。
C1 adjective /ˈvɪrjʊlənt/

virulent

极其有害
Meaning
Extremely severe or harmful in its effects.
Example
The virulent disease spread rapidly across the region.
这种病毒性疾病迅速在该地区传播。
C2 verb /ɪnˈθrɔːl/

enthral

吸引
Meaning
To captivate or hold someone’s full attention.
Example
The magician’s performance enthralled the audience.
魔术师的表演让观众着迷。
B2 adjective /ˈlɒŋ ˈstændɪŋ/

long-standing

长期的
Meaning
having existed or continued for a long period of time
Example
They have a long-standing relationship with their suppliers.
他们与供应商之间有着长期的合作关系。
C2 noun /ˌɪmpəˈtjuːəsəti/

impetuosity

冲动性
Meaning
The quality of being rash or impulsive.
Example
His impetuosity often got him into trouble.
他的冲动性常常让他陷入麻烦。
C1 noun /ˈskeɪp.ɡəʊt/

Scapegoat

替罪羊
Meaning
a person who is blamed for the wrongdoings, mistakes, or faults of others
Example
He became the scapegoat for the team's poor performance.
他成了团队表现不佳的替罪羊。
C2 adjective /ˈkeəwɔːn/

careworn

疲惫且忧虑
Meaning
Showing signs of worry, stress, or exhaustion.
Example
His careworn face revealed years of struggle.
他那张疲惫的脸显示了多年的挣扎。
B2 noun /ˈɪm.pʌls/

Impulse

冲动; 突然的欲望
Meaning
a sudden strong and unreflective urge or desire to act; a driving force or motivation
Example
She bought the expensive dress on impulse and later regretted the purchase.
她冲动购买了那件昂贵的衣服，后来对这笔购买感到后悔。
A2 pronoun /huːˈɛvər/

whoever

无论谁
Meaning
any person who; no matter who
Example
Whoever wants to join the trip must register today.
无论谁想加入旅行，都必须今天注册。
C2 noun /ˈpoʊ.ɪˌtæs.tər/

poetaster

一个劣质或琐碎的诗人
Meaning
an inferior or trivial poet
Example
He was mocked as a poetaster by the literary critics.
他被文学评论家当作诗人废物嘲笑。
B2 adjective /ˈliː.fi/

Leafy

多叶的; 被叶子覆盖的
Meaning
having many leaves; covered with leaves
Example
The leafy green vegetables are very nutritious.
叶绿的蔬菜非常有营养。
C1 adjective /ˈwɪr.i.səm/

Wearisome

令人疲倦的; 乏味且令人筋疲力尽的
Meaning
causing tiredness; tedious; boring and exhausting
Example
The wearisome journey took twelve hours to complete.
这段令人疲倦的旅程花费了十二个小时。
B2 noun /pərˈsɪstəns/

persistence

坚持
Meaning
the quality of continuing steadily despite problems or difficulties
Example
His persistence finally paid off when he got the job.
他的坚持最终得到了回报，当他得到了那份工作。
B2 verb /ɪnˈroʊl/

enrol

报名
Meaning
To officially register or sign up for a course, program, or membership
Example
She decided to enrol in a language course to improve her skills.
她决定报名参加一门语言课程以提高她的技能。
C2 noun /vɪm/

vim

活力
Meaning
energy and enthusiasm
Example
She performed the dance with great vim and vigor.
她充满活力和热情地表演了这支舞蹈。
C1 noun /ˈpɔɪ.nən.si/

poignancy

悲伤, 痛苦
Meaning
the quality of evoking a keen sense of sadness or regret; emotionally touching
Example
The poignancy of the farewell brought tears to everyone's eyes.
告别的悲痛让每个人的眼睛都充满了泪水。
C2 noun /ɛnˈkoʊmiəm/

encomium

赞扬
Meaning
A speech or piece of writing that praises someone or something highly.
Example
He delivered an encomium to his retiring teacher.
他为即将退休的老师送上了赞扬的演讲。
C1 noun /ˈɒf.sprɪŋ/

offspring

后代
Meaning
a person's child or children; an animal's young
Example
The bird carefully fed its offspring.
那只鸟小心地喂养了它的后代。
C2 adjective /ˈprɛfətɔːri/

prefatory

前言
Meaning
serving as an introduction or preface
Example
He made some prefatory remarks before the lecture began.
他在讲座开始前做了一些前言性的评论。
C1 noun /dɪˌpriː.ʃiˈeɪ.ʃən/

depreciation

折旧
Meaning
A reduction in the value of an asset with the passage of time, due to wear and tear.
Example
The car's depreciation rate is high after five years.
五年后，汽车的折旧率很高。
A2 adjective /ˈʌɡ.li/

Ugly

丑陋的; 可憎的; 可怕的
Meaning
unpleasant or repulsive in appearance; morally reprehensible
Example
The old building looked ugly after years of neglect.
这座老建筑在多年疏忽之后看起来很丑。
C1 noun /rɪˈtrækʃən/

retraction

撤回，撤回声明
Meaning
the act of taking back a statement, promise, or belief
Example
The newspaper issued a retraction of the false report.
报纸发布了对虚假报道的撤回。
B1 noun; gerund /ˈnɪtɪŋ/

knitting

编织
Meaning
the craft or activity of making fabric by interlocking loops of yarn with needles; the act of forming something closely or firmly together
Example
She spends her evenings knitting scarves for her family.
她晚上为家人编织围巾。
C2 noun /ˈæpəˌsteɪt/

apostate

叛教者
Meaning
A person who renounces a religious or political belief or principle.
Example
He was labeled an apostate after abandoning the faith of his community.
他在放弃自己社群的信仰后，被贴上了叛教者的标签。
B2 adjective /ˈvaɪəbəl/

viable

可行的, 可操作的
Meaning
Capable of working successfully; feasible.
Example
A viable solution is necessary for long-term success.
一个可行的解决方案对长期成功至关重要。
C1 noun /ˈɔːtəkræt/

autocrat

独裁者
Meaning
A ruler with absolute power.
Example
The autocrat controlled the country with an iron fist.
这个独裁者以铁拳统治着国家。
C1 noun /əˈlɜːrtnəs/

alertness

警觉性
Meaning
the state of being mentally aware and quick to notice or respond; vigilance
Example
The driver maintained a high level of alertness during the long journey.
司机在长途驾驶中保持了高度的警觉性。
A2 interjection /mˈhm/

mm-hmm

是的
Meaning
A sound used to express agreement or acknowledgment in conversation.
Example
‘Do you understand?’ ‘Mm-hmm.’
‘你明白吗?’ ‘是的.’
A2 noun /prəˈdʌkʃən/

production

生产
Meaning
the process of manufacturing or creating something
Example
The production of this film took over a year.
这部电影的制作超过了一年。
B1 verb /baʊns/

bounce

反弹
Meaning
to spring back after hitting something; to rebound.
Example
The ball bounced off the wall and hit the window.
球投在墙上反弹，然后打到窗户。
C1 noun /ɪmˈbɑː.ɡoʊ/

embargo

贸易禁令
Meaning
A trade ban, restriction, or prohibition imposed by a government or international organization on a country.
Example
The UN imposed an embargo on arms exports.
联合国对武器出口实施了禁运。
B1 noun ˈproʊtest

protest

抗议
Meaning
A statement or action expressing disapproval of or objection to something.
Example
Students organized a protest.
学生们组织了一个抗议。
B2 noun ˈkɔːrəl ˈriːfs

Coral Reefs

珊瑚礁
Meaning
Underwater structures made from calcium carbonate secreted by corals, forming diverse marine ecosystems.
Example
Saint Martin's Island is known for its coral reefs.
圣马丁岛以其珊瑚礁而闻名。
B2 noun /ˈkɒn.ʃəs.nəs/

consciousness

意识
Meaning
The state of being aware of and able to think about one's existence, sensations, thoughts, and surroundings.
Example
Meditation helps improve consciousness and clarity of thought.
冥想有助于提高意识和思维的清晰度。
A1 noun /reɪn/

Rain

雨
Meaning
water that falls from clouds in small drops
Example
The heavy rain forced us to stay indoors.
大雨迫使我们待在室内。
A2 verb /ˈædɪd/

added

添加
Meaning
to join something to something else to increase its size, number, or amount
Example
She added sugar to her coffee.
她在咖啡里加了糖。
C2 /laɪð/

lithe

灵活且优雅
Meaning
thin, supple, and graceful in movement
Example
The lithe dancer captivated the audience with her graceful spins.
灵活的舞者用她优雅的旋转迷住了观众。
A2 noun /piːs/

peace

和平
Meaning
a state of tranquility or quiet, freedom from disturbance
Example
They hope for peace in the region.
他们希望在该地区实现和平。
C2 adjective /ɪmˈpɪəriəs/

imperious

专横
Meaning
Arrogantly domineering or overbearing.
Example
Her imperious tone made it hard for others to argue.
她那种专横的语气让其他人很难反驳。
B2 noun ˈpɛstɪˌsaɪd

pesticide

杀虫剂
Meaning
A substance used for destroying insects or other organisms harmful to cultivated plants or to animals.
Example
The pesticide sprayed in the field killed the harmful insects.
在田间喷洒的杀虫剂杀死了有害的昆虫。
C2 adjective /ˈplændʒənt/

plangent

悲伤或回响的声音
Meaning
having a loud, mournful sound; resonant
Example
The plangent toll of the church bell echoed through the village.
教堂钟声的悲鸣回荡在村庄里。
C1 noun /deɪˈtɒnt/

detente

缓和紧张关系
Meaning
the easing of strained relations, especially between countries
Example
The treaty helped bring about a détente between the two nations.
该条约有助于缓解两个国家之间的紧张关系。
C1 noun /kənˈtɛnʃən/

contention

争议, 分歧
Meaning
heated disagreement or argument; a point asserted in debate
Example
The main contention between the two parties was over tax reform.
两党之间的主要争议是关于税务改革。
B2 adjective /hɪˈlɛəriəs/

hilarious

极其有趣
Meaning
Extremely funny or amusing.
Example
The comedian told a hilarious story that had everyone laughing.
那位喜剧演员讲了一个极其有趣的故事，让每个人都笑了。
B2 noun /ˈtʌtʃ.daʊn/

touchdown

着陆
Meaning
the moment when an aircraft lands, or a score in American football
Example
The plane made a smooth touchdown.
飞机顺利着陆。
B2 verb /ˈmɑː.vəl/

marvel

惊叹
Meaning
To be filled with wonder or astonishment.
Example
People marvel at their surroundings.
人们对他们的周围环境感到惊叹。
C2 verb /ˈɔːreɪt/

orate

演讲
Meaning
To speak in a formal, often pompous manner
Example
He began to orate at the ceremony.
他在仪式上开始演讲。
C2 noun /ˈfoʊ.nə.ɡræm/

phonogram

音标符号
Meaning
a written symbol representing a speech sound
Example
The teacher showed how each phonogram represents a particular sound.
老师展示了每个音标符号如何代表特定的声音。
C1 verb /ˌrevəˈluːʃənaɪz/

revolutionize

革命化
Meaning
Change (something) radically or fundamentally.
Example
Artificial intelligence is set to revolutionize the healthcare sector.
人工智能准备革命化医疗行业。
C2 verb /lɪm/

limn

描述 / 勾画
Meaning
to depict or describe something vividly in words or art.
Example
The author limned the beauty of the countryside.
作者生动地描绘了乡村的美丽。
B2 noun /ˈsɪr.i.əs.nəs/

Seriousness

严肃; 重要
Meaning
the quality of being serious; gravity; importance
Example
The seriousness of the situation became clear when the doctor spoke.
当医生说话时，情况的严肃性变得明显。
B1 adjective /ʌnˈlaɪkli/

Unlikely

不太可能; 不大可能
Meaning
not likely to happen; improbable
Example
It's unlikely to rain today with such clear skies.
今天晴空万里，几乎不可能下雨。
C2 adjective /ˌdeɪ.kɒlˈteɪ/

decollete

低胸的服装
Meaning
of a woman's dress or top, cut low so as to reveal the neck and upper chest
Example
She wore a decollete gown to the party.
她穿着低胸裙子参加了派对。
B2 verb /hætʃ/

hatch

孵化
Meaning
to emerge from an egg; to devise or create a plan
Example
The bird will hatch from its egg soon.
鸟将从蛋中孵化出来。
C1 noun, adjective /dɪˈrɪvətɪv/

derivative

衍生物
Meaning
Something that is based on another source; in math, a measure of how a function changes.
Example
The film was criticized for being too derivative of earlier works.
这部电影因过于模仿早期作品而受到批评。
B2 verb /piːp/

peep

偷看
Meaning
to look quickly or secretly; to make a short high sound
Example
The child tried to peep through the keyhole.
孩子试图透过钥匙孔窥视。
C2 adjective /ˌɪrɪˈdɛsənt/

iridescent

彩虹色
Meaning
showing luminous colors that seem to change when seen from different angles
Example
She wore an iridescent dress that sparkled in the light.
她穿了一件在光线下闪闪发光的彩虹色裙子。
A2 noun /flaɪt/

flight

航班 / 航班
Meaning
the act of flying, typically through the air; or a scheduled trip by an aircraft
Example
Our flight to London was delayed due to bad weather.
我们飞往伦敦的航班因恶劣天气而延误。
B1 verb /rɪˈtɜrnɪŋ/

returning

返回
Meaning
Coming or going back to a place or person.
Example
The group is returning to the port on December 25th.
小组将于12月25日返回港口。
B2 verb /ˈkɒntəmpleɪt/

contemplate

Meaning
to think deeply and carefully about something; to consider thoughtfully
Example
She sat quietly to contemplate her future plans.
C2 noun /ˈpiːən/

paean

颂歌
Meaning
A song or piece of writing expressing great praise or triumph.
Example
The article was a paean to the beauty of nature.
这篇文章是对大自然美丽的颂歌。
B1 verb /koʊˈɑːpəreɪt/

cooperate

合作
Meaning
to work together; to collaborate
Example
The teams cooperate to achieve their common goals.
团队合作以实现他们的共同目标。
A2 noun /ʃeɪp/

Shape

形状; 外观
Meaning
the external form or appearance of something; condition or state
Example
The artist drew a perfect circle shape on the canvas.
艺术家在画布上画出了完美的圆形形状。
C1 noun /skwɔːl/

squall

暴风骤雨
Meaning
a sudden violent gust of wind, often accompanied by rain, snow, or sleet
Example
A sudden squall caught the sailors off guard.
一阵突如其来的暴风骤雨让水手们措手不及。
C1 adverb /ˈnoʊɪŋli/

knowingly

故意
Meaning
in a way that shows you are aware of something; intentionally
Example
She knowingly kept the secret from her friends.
她故意对朋友们保守了秘密。
C1 noun /ˈpɔːsɪti/

paucity

稀缺 / 缺乏
Meaning
the presence of something in only small or insufficient quantities
Example
The project was delayed due to a paucity of funds.
由于资金短缺，项目被推迟了。
A2 noun /səˈpraɪz/

surprise

惊讶
Meaning
a sudden and unexpected event or situation
Example
His arrival was a pleasant surprise.
他的到来是一个愉快的惊讶。