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C1 adjective /ˈstɛr.aɪl/

sterile

无菌
Meaning
Free from bacteria or other living microorganisms; incapable of producing offspring.
Example
The surgeon worked in a sterile environment to avoid infection.
外科医生在无菌环境下工作以避免感染。
C1 adjective /dɪˈspɒndənt/

despondent

Meaning
feeling or showing deep hopelessness or discouragement
Example
She felt despondent after losing her job.
C1 adjective /tænˈdʒɛnʃəl/

tangential

切线的
Meaning
relating to or along a tangent; slightly or indirectly related to something
Example
His remarks were tangential to the main topic of discussion.
他的评论与讨论的主题有点关系。
C2 noun /ˌkæθəˈlɪsɪti/

catholicity

普遍性, 开放思想
Meaning
Universality; broad-mindedness; acceptance of a wide variety of things.
Example
Her catholicity of interests makes her a fascinating person.
她对兴趣的普遍性使她成为一个迷人的人。
B1 adverb /ʌnˈjuːʒuəli/

unusually

异常地
Meaning
in a way that is not typical or expected; to an uncommon degree
Example
It was unusually cold for this time of year.
对一年中的这个时候来说，天气异常寒冷。
C2 adjective /ˈdjuːtiəs/

duteous

尽责的
Meaning
dutiful; obedient and respectful
Example
The duteous child always followed her parents’ instructions.
这个尽责的孩子总是遵循父母的指示。
B2 verb /skeər/

scare

恐吓
Meaning
to frighten someone or make them feel afraid
Example
The loud noise scared the baby.
大声的噪音把婴儿吓坏了。
B2 noun /ˈhɑːr.mə.ni/

harmony

和谐
Meaning
A pleasing combination of different elements or a state of peaceful coexistence.
Example
A society thrives when there is harmony among its people.
一个社会在其人民之间有和谐时会繁荣。
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 adjective /kənˈtɪn.ju.əl/

Continual

持续的；不停的
Meaning
happening repeatedly over a long period of time; constant and uninterrupted
Example
The continual noise from the construction site was very annoying.
来自建筑工地的持续噪音非常让人烦恼。
B2 adverb /kənˈvɜːrsli/

conversely

相反地
Meaning
in an opposite or contrary manner
Example
He is rich, conversely, his brother struggles financially.
他很富有，相反地，他的兄弟在经济上挣扎。
C1 verb /ˈhjuːmənaɪz/

humanize

人性化
Meaning
To make something more humane, kind, or relatable.
Example
The teacher tried to humanize the lesson with personal stories.
老师试图通过个人故事让课程更加人性化。
A2 adjective /trəˈdɪʃənəl/

Traditional

传统的
Meaning
relating to or following long-established customs; conventional
Example
They had a traditional wedding ceremony.
他们举办了一个传统的婚礼仪式。
B2 adverb /ˌfʌndəˈmɛntəli/

fundamentally

从根本上
Meaning
in a basic and important way; at the core
Example
The two theories are fundamentally different.
这两个理论从根本上不同。
C2 noun /ˌhɜːrpəˈtɒlədʒɪst/

herpetologist

爬虫学家
Meaning
A scientist who studies reptiles and amphibians.
Example
The herpetologist discovered a new species of frog in the rainforest.
爬虫学家在雨林中发现了一种新青蛙物种。
C2 adjective ɪnˈfiː.zə.bəl

infeasible

不可行
Meaning
Not possible to do easily or conveniently; impracticable.
Example
Restoring the forest may become infeasible if destruction continues.
如果破坏继续下去，恢复森林可能变得不可行。
B2 verb /ɪnˈroʊl/

enroll

注册
Meaning
to officially join or register in a school, course, or organization
Example
He decided to enroll in a computer programming course.
他决定报名参加计算机编程课程。
C1 adjective /ɪmˈpɜːrtɪnənt/

impertinent

无礼的
Meaning
rude and showing a lack of respect
Example
It was impertinent of him to question the manager's decision.
他质疑经理的决定是无礼的。
B2 noun /rɪˈstrɪk.ʃən/

Restriction

限制; 限定; 控制
Meaning
a limiting condition or measure; the limitation or control of someone or something
Example
There are strict restrictions on smoking in public places.
在公共场所吸烟有严格的限制。
C2 verb /səˈbɔːrn/

suborn

贿赂
Meaning
to bribe or induce someone unlawfully to perform an act, especially to commit perjury
Example
The lawyer was accused of trying to suborn a witness.
律师被指控试图贿赂一名证人。
B2 noun /ˌsuːpərɪnˈtɛndənt/

superintendent

管理员
Meaning
a person who oversees, manages, or directs an organization, building, or project
Example
The superintendent visited the classrooms to check on progress.
管理员访问了教室以检查进展。
C1 noun /dɪˈmaɪz/

demise

死亡 / 结束
Meaning
Death or end of something, especially the end of an institution or system.
Example
The sudden demise of the company shocked investors.
公司突如其来的倒闭震惊了投资者。
B1 noun ˈreɪn.fɒr.ɪst

rainforest

热带雨林
Meaning
A luxuriant, dense forest rich in biodiversity, found typically in tropical areas with consistently heavy rainfall.
Example
The Amazon rainforest is home to millions of species.
亚马逊热带雨林是数百万种物种的家园。
C1 adjective ˌsɪn.əˈdʒɪs.tɪk

synergistic

协同的
Meaning
Relating to the interaction of elements that when combined produce a greater effect than the sum of their individual effects.
Example
A synergistic effect occurs when nutrients work together.
协同效应发生在营养素共同作用时。
B2 noun /kəˈmɒ.dɪ.tiz/

commodities

商品
Meaning
Raw materials or primary agricultural products that can be bought and sold.
Example
The prices of commodities like oil and gold fluctuate frequently.
像石油和黄金这样的商品价格经常波动。
C2 noun /ɔːl/

awl

锥子
Meaning
a small pointed tool used for making holes, especially in leather
Example
The cobbler used an awl to punch holes in the leather.
鞋匠用锥子在皮革上打孔。
B2 verb /ɪnˈrɪtʃ/

enrich

丰富
Meaning
To improve or enhance the quality or value of something.
Example
Space exploration enriches human understanding.
太空探索丰富了人类的理解。
C1 adjective /ˌsʌb.təˈreɪ.ni.ən/

subterranean

地下
Meaning
Existing, occurring, or done under the earth's surface.
Example
Subterranean water sources help sustain agriculture.
地下水源有助于维持农业。
C1 noun /əˈliː.dʒəns/

allegiance

忠诚
Meaning
Loyalty or commitment of a subordinate to a superior or of an individual to a group or cause.
Example
Soldiers take an oath of allegiance to their country.
士兵宣誓效忠他们的国家。
C2 adjective /ˈlɪsɪt/

licit

合法
Meaning
Permitted by law or by rules; legal.
Example
The trade of certain goods is licit under international law.
某些商品的贸易在国际法下是合法的。
C1 noun /liːtʃ/

Leech

水蛭
Meaning
an aquatic or terrestrial annelid worm with suckers at both ends; metaphorically, a person who extorts profit from others
Example
The leech attached itself to his leg while swimming.
水蛭在他游泳时附着在他的腿上。
C1 noun /ˈfɔːr.tɪ.tjuːd/

fortitude

坚韧
Meaning
Courage in pain or adversity; mental and emotional strength in facing difficulty.
Example
She faced adversity with great fortitude.
她以巨大的勇气面对困境。
C1 verb /dɪˈnəʊt/

denote

表示
Meaning
To be a sign of; to indicate or mean something.
Example
A red flag denotes danger.
红旗表示危险。
C1 adjective /əˈniːmɪk/

anemic

贫血
Meaning
Suffering from anemia; lacking in vitality, strength, or color.
Example
The doctor prescribed iron supplements for her anemic condition.
医生为她的贫血状态开了铁补充剂。
B1 adjective /ˌʌnɪmˈpɔːrtənt/

unimportant

不重要的
Meaning
not having much value, significance, or influence
Example
The detail seemed unimportant compared to the main issue.
与主要问题相比，这个细节显得不重要。
C2 adjective /ˈfiːtɪd/

foetid

恶臭的
Meaning
having an offensive, unpleasant smell
Example
The foetid smell from the garbage made it hard to breathe.
垃圾散发出的恶臭使得呼吸变得困难。
B2 noun /sɪnˈserɪti/

Sincerity

真诚
Meaning
the quality of being free from pretense or deceit; honesty
Example
His sincerity in apologizing was evident to everyone.
他在道歉时的真诚对所有人都显而易见。
C2 adjective /ˌɪnsəˈluːbriəs/

insalubrious

不健康
Meaning
Unhealthy or not conducive to well-being.
Example
They moved out of the insalubrious neighborhood for the sake of their health.
他们为了健康搬出了不健康的社区
A1 noun /dʒɒb/

Job

工作; 职位; 职业
Meaning
a paid position of regular employment; a task or piece of work
Example
She found a new job at the technology company after graduation.
她在毕业后找到了一份新工作，在一家科技公司工作。
B1 verb /trænsˈleɪt/

translate

翻译
Meaning
to express words or text in another language
Example
She can translate five languages.
她可以翻译五种语言。
C1 adjective /əˈɡæst/

aghast

震惊
Meaning
filled with shock or horror
Example
The audience was aghast at the tragic scene.
观众对悲惨的场面感到震惊。
C1 adjective /ʌnˈsaɪtli/

unsightly

难看
Meaning
Unpleasant to look at; ugly.
Example
The garbage pile created an unsightly view in the park.
垃圾堆在公园里创造了一个难看的景象。
B1 noun /rɪˈvɪʒ.ən/

Revision

修订; 修订版
Meaning
the action of revising; a revised edition or form of something; review of subject matter
Example
The students spent hours doing revision for their final exams.
学生们花了几个小时做最后考试的复习。
C1 adjective /ʌnˈkɒm.prə.maɪ.zɪŋ/

Uncompromising

不妥协, 固执
Meaning
unwilling to change one's views or to agree about something; showing an unwillingness to make concessions to others
Example
He was uncompromising in his demand for a full apology.
他在要求完全道歉时非常坚决。
B2 verb /ɪnˈlɑːrdʒ/

enlarge

扩大
Meaning
to make something bigger or increase in size
Example
They decided to enlarge their house.
他们决定扩大他们的房子。
B2 noun /ɪnˈtɛnt/

intent

意图
Meaning
the purpose or reason behind an action; a strong determination to do something
Example
Her intent was to improve the quality of education in the community.
她的意图是提高社区的教育质量。
C1 noun /ˈmɔːr.nər/

Mourner

哀悼者
Meaning
a person who attends a funeral or shows grief for someone who has died
Example
The mourners gathered at the cemetery to pay their respects.
哀悼者聚集在墓地，表示他们的敬意。
C1 verb dɪˈlɪnieɪt

delineate

精确描述
Meaning
To describe or portray something precisely
Example
The artist delineated the scene in intricate detail.
艺术家以复杂的细节描述了场景。
C1 noun /ˈlænd.slaɪd/

Landslide

山体滑坡
Meaning
a collapse of a mass of earth or rock from a mountain or cliff; an overwhelming victory in an election
Example
Heavy rains triggered a massive landslide that blocked the mountain highway.
暴雨引发了一场巨大的山体滑坡，堵塞了山路。
B2 verb /ˈpɑːlɪʃ/

polish

擦亮
Meaning
to make smooth and shiny by rubbing; to improve or refine
Example
She needs to polish her shoes before the interview.
她需要在面试前擦亮她的鞋子。
C2 noun /ˈʌn.dɚˌstɔː.ri/

understory

下层植被
Meaning
The layer of vegetation beneath the main canopy of a forest.
Example
The understory of a rainforest is home to small mammals and insects.
雨林的下层植被是小型哺乳动物和昆虫的家园。
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。
B2 adjective /əˈdʒʌstəbəl/

Adjustable

可调节的; 可修改的; 可调整的;
Meaning
নিয়মযোগ্য; পরিবর্তন-সাধ্য; সমন্বয়যোগ্য;
Example
This chair has an adjustable height feature.
这把椅子有可调节的高度。
B2 verb /ˈɪr.ɪ.teɪt/

irritate

刺激
Meaning
To make someone annoyed or angry; to cause discomfort or inflammation.
Example
Rubbing your eyes can irritate them.
摩擦眼睛可能会刺激它们。
B2 adjective /əˈpærənt/

apparent

显而易见
Meaning
Clearly visible or understood; obvious.
Example
It soon became apparent that he was not telling the truth.
很快就变得显而易见，他没有说实话。
B2 noun /ˈkaʊnsələr/

counsellor

咨询师
Meaning
a person trained to give guidance on personal, social, or psychological problems; an advisor
Example
She spoke to a counsellor to get advice about her career.
她和一名咨询师谈了自己的职业问题。
C1 adjective /ˈrænsɪd/

rancid

变质的
Meaning
having a bad taste or smell due to being old or spoiled (especially fats or oils)
Example
The butter had gone rancid after being left out too long.
黄油放得太久，变质了。
C2 noun /kənˈtjuː.ʒən/

contusion

淤伤，碰伤
Meaning
a bruise or injury without breaking the skin
Example
The boxer had several contusions after the match.
拳击手在比赛后有好几个淤伤。
C1 noun /ˌkɒnvəˈlɛsns/

convalescence

康复期
Meaning
the period of time spent recovering from an illness or medical treatment
Example
His convalescence lasted for almost two months after the accident.
事故后的康复期持续了近两个月。
B2 adjective /səˈbɜːrbən/

suburban

郊区的
Meaning
relating to or characteristic of a suburb or the people living there
Example
They bought a house in a quiet suburban area.
他们在一个安静的郊区买了一栋房子。
C1 adjective/verb /ˈleɪ.bərd/

labored

吃力
Meaning
done with great effort and difficulty; or past tense of labor
Example
He gave a labored explanation that confused the audience.
他给出了一个吃力的解释，令观众感到困惑。
C1 noun /ˈstreɪnər/

Strainer

筛子
Meaning
a device having holes punched in it or made of crossed wires for separating solid matter from a liquid
Example
Use a strainer to drain the pasta water.
使用筛子把意大利面水倒掉。
B2 verb /ɪˈrʌpt/

erupt

爆发
Meaning
to burst forth suddenly and violently
Example
The volcano erupted after centuries of dormancy.
火山在沉寂了几个世纪后爆发。
C2 noun /ˈmʌrɪn/

murrain

牲畜的传染病
Meaning
An infectious disease that affects cattle and other animals, often fatal.
Example
The farmer lost many cows during the outbreak of murrain.
农民在穆雷恩疫情爆发期间失去了许多牛。
B2 verb /ɪˈnækt/

enact

制定
Meaning
to make into law; to perform or act out
Example
The government decided to enact a new policy on education.
政府决定制定一项关于教育的新政策。
C1 noun /twɪndʒ/

twinge

剧烈的痛苦
Meaning
a sudden, sharp pain or an emotional pang
Example
He felt a twinge of guilt after lying to his friend.
他在对朋友撒谎后感到一阵罪恶感的剧烈痛苦。
C1 noun /ɪnˈsæn.ə.ti/

Insanity

疯狂; 精神错乱
Meaning
the state of being seriously mentally ill; extreme foolishness or irrationality
Example
The defense lawyer argued that his client was not guilty by reason of insanity.
辩护律师辩称，他的客户因精神错乱而不应被判有罪。
A2 verb /plænt/

plant

种植
Meaning
to put seeds or plants in the ground; to place something firmly
Example
She planted roses in her garden.
她在她的花园里种植了玫瑰。
C2 noun /ɡleɪd/

glade

林中的空地
Meaning
An open space in a forest or woods.
Example
They rested in a sunny glade after their long hike.
他们在长途跋涉后，在一个阳光明媚的空地上休息。
C1 adjective /ˈretʃɪd/

Wretched

悲惨的; 可怜的; 质量差的
Meaning
very unhappy; miserable; of poor quality
Example
The refugees lived in wretched conditions.
难民们生活在悲惨的条件下。
B2 noun/verb /ˈfɒs.tər.ɪŋ/

fostering

培养
Meaning
The process of encouraging or promoting the development or growth of something; nurturing and caring for.
Example
Good teachers play a key role in fostering creativity in students.
好老师在促进学生创造力方面发挥着关键作用。
C1 noun /ˈkriː.dəns/

credence

可信度, 信任
Meaning
belief in or acceptance of something as true
Example
The witness gave credence to the defendant's alibi.
证人给予被告的不在场证明可信度。
C2 noun /ˈkɪzmɛt/

kismet

命运
Meaning
Destiny or fate.
Example
Meeting her on that day felt like pure kismet.
那天遇见她感觉就像纯粹的命运。
C2 adjective /ˌpɛrənˈθɛtɪkəl/

parenthetical

括号中的评论
Meaning
Relating to or expressed in parentheses; a side remark or digression.
Example
He added a parenthetical comment during the lecture.
他在讲座期间添加了一个括号中的评论。
B1 verb /ˈpʌnɪʃ/

punish

惩罚
Meaning
to give a penalty for wrongdoing; to discipline
Example
The teacher will punish students who cheat.
老师会惩罚作弊的学生。
C1 verb /ɪnˈskraɪb/

inscribe

铭刻
Meaning
to write or carve words or symbols on a surface
Example
They inscribed her name on the trophy.
他们把她的名字刻在奖杯上。
C1 verb /bɪˈlɪtl/

belittle

贬低
Meaning
To make someone or something seem less important or less valuable.
Example
He often belittled his coworkers to feel superior.
他经常贬低同事以感到优越。
B2 adjective /ˈpɑːr.ʃəl/

Partial

部分的; 有偏见的;
Meaning
incomplete; showing bias or prejudice
Example
The judge gave a partial decision in favor of the defendant.
法官做出了部分有利于被告的决定。
B2 noun /ˈhɔːrmoʊn/

hormone

荷尔蒙
Meaning
a chemical substance produced in the body that influences how the body grows or functions
Example
Insulin is a hormone that controls blood sugar levels.
胰岛素是一种控制血糖水平的荷尔蒙。
B2 noun /ˈspɛktrəm/

spectrum

光谱
Meaning
A range of different things, often related to colors, ideas, or classifications.
Example
The festival attracted people from across the political spectrum.
这个节日吸引了来自各个政治光谱的人们。
C1 noun ˈnuːkliəs

nucleus

原子核
Meaning
The central core of an atom containing protons and neutrons.
Example
The nucleus consists of protons.
原子核由质子组成。
C1 adjective /ʌnˈsiːmli/

unseemly

不得体
Meaning
Not proper or appropriate in behavior or appearance; unbecoming.
Example
His unseemly remarks embarrassed everyone at the dinner table.
他不得体的言论让晚餐桌上的每个人都感到尴尬。
C1 verb /flɪntʃ/

flinch

退缩
Meaning
to suddenly move back or away due to fear or pain
Example
He didn’t flinch when the doctor gave him the injection.
他在医生给他打针时没有退缩。
C2 verb /bɪˈhuːvz/

behooves

有必要
Meaning
third person singular form of 'behoove'; means it is proper or necessary
Example
It behooves every citizen to follow the law.
每个公民都应该遵守法律。
B2 noun əˈmend.mənts

amendments

修正案
Meaning
Changes or additions made to improve a text, law, or constitution.
Example
Amendments reflect evolving public needs.
修正案反映了不断发展的公共需求。
B1 noun /ˈvɔɪ.ɪdʒ/

Voyage

航程; 海上航行
Meaning
a long journey involving travel by sea or in space
Example
The ship's voyage across the Atlantic took two weeks.
船只穿越大西洋的航行花了两周。
A1 noun/verb /fɪʃ/

fish

幸福
Meaning
an aquatic animal with gills, or to try to catch such animals
Example
He went to the lake to fish early in the morning.
她在得到奖项时无法掩饰她的快乐。
B2 adjective /ˈkɜːrtiəs/

courteous

有礼貌的
Meaning
polite, respectful, or considerate in manner
Example
The staff at the hotel were very courteous to all guests.
酒店的员工对所有客人都非常有礼貌。
C1 noun /ˈwɪndfɔːl/

windfall

意外收获
Meaning
an unexpected piece of good fortune, typically a large amount of money
Example
The startup received a windfall when a major client paid for a full year in advance.
初创公司因一个重要客户提前支付了一整年的费用，获得了意外收获。
B2 verb /ɪmˈbɑːrk/

embark

开始
Meaning
to begin a journey, project, or activity
Example
She decided to embark on a new career in medicine.
她决定开始医学领域的新事业。
C2 noun /ˌfaɪ.təʊˈkem.ɪ.kəlz/

phytochemicals

植物化学物质
Meaning
Natural chemical compounds produced by plants that provide health benefits beyond basic nutrition, often having antioxidant properties.
Example
Phytochemicals in green tea help reduce inflammation.
绿茶中的植物化学物质有助于减少炎症。
C1 adjective /ˈtæk.taɪl/

tactile

触觉的
Meaning
Connected with the sense of touch; perceptible by touch or giving a sensation when touched.
Example
The tactile experience of the fabric was soft and smooth.
面料的触觉体验柔软而光滑。
C2 adjective /ˈɪrˌsplɪtɪŋ/

earsplitting

震耳欲聋
Meaning
extremely loud or piercing sound
Example
The earsplitting noise of the fire alarm startled everyone.
火灾警报的震耳欲聋的声音让每个人都吓了一跳。
C1 verb /riˈɪtəreɪt/

reiterate

重申
Meaning
To say something again or repeatedly for emphasis or clarity.
Example
The teacher reiterated the importance of honesty.
老师重申了诚实的重要性。
C2 verb /dɪˈstreɪn/

distrain

扣押
Meaning
to seize someone's property in order to obtain payment of rent or other money owed
Example
The landlord distrained the tenant's furniture for unpaid rent.
房东因租金未付扣押了租客的家具。
C2 noun ˌkɒdʒɪˈteɪʃən

cogitation

沉思, 思考
Meaning
The action of thinking deeply about something; contemplation
Example
After much cogitation, he made the final decision.
经过深思熟虑后，他做出了最终决定。
C1 noun /ˌmɪsˈtrʌst/

Mistrust

不信任
Meaning
Lack of trust; suspicion or doubt about someone or something
Example
There was deep mistrust between the two political parties.
两个政治党派之间存在着深深的不信任。
B1 noun /ˈtʃɛərˌwʊmən/

chairwoman

女主席
Meaning
a woman who presides over a meeting, committee, or organization; a female leader of a board or council
Example
She was elected chairwoman of the company after years of experience.
在多年的经验之后，她被选为公司的女主席。
B2 adjective /ɪnˈtækt/

intact

完整
Meaning
Remaining whole, complete, and undamaged.
Example
Despite the storm, the old house remained intact.
尽管风暴，老房子依然保持完整。
C1 adjective /ˈper.ɪ.ləs/

perilous

危险的, 危险的, 不安全的
Meaning
Full of danger or risk; hazardous and threatening.
Example
The explorers took a perilous journey.
探险家们进行了危险的旅行。
C1 verb /ɪˈlɛktrɪfaɪ/

electrify

通电; 激动
Meaning
to charge with electricity; to excite or thrill intensely
Example
The speaker's speech electrified the audience.
演讲者的演讲让观众感到兴奋。
C1 noun /məˈmɛn.toʊ/

memento

纪念品
Meaning
An object kept as a reminder of a person, place, or event.
Example
She kept the ticket as a memento of their first concert together.
她保留了这张票作为他们第一次一起参加音乐会的纪念品。
C1 noun /ˈrɪpəl/

Ripple

涟漪
Meaning
a small wave on the surface of water; a spreading effect or influence
Example
The stone created ripples across the calm pond.
石头在平静的池塘中激起了涟漪。
B1 adverb /ˈmiːn.waɪl/

Meanwhile

与此同时
Meaning
at the same time; during the same period
Example
She was cooking dinner, meanwhile he was setting the table.
她在做晚餐，与此同时，他在摆桌子。
A2 noun, verb /kɔɪn/

coin

Meaning
A flat piece of metal used as money; as a verb, to invent a new word or phrase.
Example
The government decided to coin a new term for the program.
A2 noun /roʊz/

Rose

玫瑰
Meaning
a fragrant flower with thorny stems, typically red, pink, white, or yellow
Example
She gave me a beautiful red rose for Valentine's Day.
她在情人节送给我一朵漂亮的红玫瑰。
C2 noun /drɒs/

dross

废料
Meaning
worthless or unwanted material; rubbish or impurities
Example
Most of his early writings were considered dross.
他的大部分早期作品被视为废料。
A2 noun /əˈdʌlt/

Adult

成年人；成人
Meaning
a person who is fully grown or developed; mature
Example
Only adults are allowed to enter this area.
只有成年人可以进入这个区域。
B2 adjective /ˈθret.ən.ɪŋ/

Threatening

威胁的; 恐吓的
Meaning
expressing a threat; menacing; intimidating
Example
The dark clouds looked threatening before the storm.
暴风雨来临前，黑暗的云看起来威胁重重。
C2 noun /ˈpɒl.iˌθi.ɪz.əm/

polytheism

多神教
Meaning
the belief in or worship of multiple gods
Example
Ancient Greeks practiced polytheism, worshiping gods like Zeus and Athena.
古希腊人实践多神教，崇拜像宙斯和雅典娜这样的神灵。
A1 adjective /ˈrɛd.i/

ready

准备
Meaning
Prepared or available for use or action.
Example
She was ready to leave for the airport.
她准备好去机场了。
C2 verb ˈɪnʌndeɪt

inundate

淹没, 用事情或人淹没某人或某物
Meaning
To flood; overwhelm someone or something with things or people to be dealt with
Example
The company was inundated with requests after the advertisement.
广告后，公司被大量请求淹没。
C2 adjective /spæzˈmɒdɪk/

spasmodic

痉挛性
Meaning
occurring irregularly or in sudden bursts
Example
The patient experienced spasmodic coughing during the night.
病人在夜间经历了痉挛性咳嗽。
B2 noun /ˌref.jʊˈdʒiː/

Refugee

难民
Meaning
a person who has been forced to leave their country in order to escape war, persecution, or natural disaster
Example
The refugee camp provided temporary shelter for thousands of displaced families.
难民营为成千上万的流离失所的家庭提供了临时庇护。
C1 noun /ˈɪnsɪdəns/

incidence

事件发生率
Meaning
the occurrence, rate, or frequency of something
Example
The incidence of road accidents has decreased this year.
今年道路事故的发生率有所下降。
A2 noun /ˈketʃ.ʌp/

Ketch-up

番茄酱
Meaning
a thick sauce made chiefly from tomatoes, vinegar, and spices
Example
She squeezed some ketchup on her french fries before eating them.
她在吃薯条前挤了一些番茄酱。
B2 verb /ɡraɪnd/

grind

磨碎
Meaning
to crush into small particles; to work hard
Example
She grinds coffee beans every morning.
她每天早晨磨咖啡豆。
C2 adjective /ˈkreɪvən/

craven

懦夫
Meaning
cowardly; lacking courage
Example
He was too craven to stand up for his beliefs.
他太懦弱，无法捍卫自己的信念。
C2 noun /ˈkæm.fər/

Camphor

樟脑
Meaning
a white crystalline substance with a strong aromatic smell, used in medicine and religious ceremonies
Example
The temple was filled with the fragrant smoke of burning camphor.
寺庙里充满了燃烧的樟脑散发出的芳香烟雾。
B2 adjective /ˈpoʊ.lər/

polar

极地的，关于两极的
Meaning
relating to the North or South Pole; opposite in nature or character
Example
Penguins live in polar regions of the Earth.
企鹅生活在地球的极地地区。
B2 verb /pɔːˈtreɪ/

portray

描绘
Meaning
to describe or represent something or someone in a work of art or literature
Example
The novel portrays a vivid picture of life in the countryside.
这部小说描绘了乡村生活的生动图景。