ventilation
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B2 noun ˌvɛntɪˈleɪʃən

ventilation

通风
Meaning
The provision of fresh air to a room, building, etc.
Example
Proper ventilation is essential for maintaining air quality.
良好的通风对于保持空气质量至关重要。
C1 noun səbˈsɪs.təns

subsistence

生计
Meaning
The action or fact of maintaining or supporting oneself at a minimum level.
Example
Many farmers depend on subsistence agriculture.
许多农民依靠自给农业谋生。
A1 noun /ˈkɒf.i/

Coffee

咖啡
Meaning
a hot drink made from roasted coffee beans
Example
I need a cup of coffee to start my morning.
我需要一杯咖啡来开始我的早晨。
B1 noun /ˈbækʌp/

backup

备份
Meaning
a copy of data stored separately to protect against loss
Example
Make sure to have a backup of your important files.
确保备份您的重要文件。
C1 adjective /ɪˈmoʊbəl/

immobile

无法移动
Meaning
unable to move or be moved
Example
After the accident, he was immobile for weeks.
事故发生后，他几周都无法移动。
B2 noun /ɡriːf/

Grief

深深的悲伤；痛苦
Meaning
deep sorrow, especially that caused by someone's death; trouble or suffering
Example
The family was overwhelmed with grief after losing their beloved pet.
失去心爱的宠物后，家庭陷入了深深的悲伤。
B2 verb /ˌriː.kənˈstrʌkt/

reconstruct

重建
Meaning
to build or form something again after it has been damaged or destroyed
Example
The city was reconstructed after the earthquake.
这座城市在地震后重新建设。
A2 noun /ˌɪn.trəˈdʌk.ʃən/

introduction

引言
Meaning
the action of introducing something or someone; an opening or beginning part
Example
The professor gave a brief introduction before starting the lecture.
教授在开始讲座之前做了简短的引言。
A2 noun /ˈfɜːrnɪtʃər/

furniture

家具
Meaning
Objects such as chairs, tables, beds, or cupboards used to make a room suitable for living or working.
Example
The living room was filled with beautiful wooden furniture.
客厅里摆满了美丽的木制家具。
C2 verb /prəˈpaʊnd/

propound

提出
Meaning
To put forward an idea, theory, or point for consideration.
Example
The professor propounded a new theory on climate change.
教授提出了关于气候变化的新理论。
C2 noun /ˈplænɪsfɪr/

planisphere

星图仪
Meaning
a rotating star chart used to display the visible stars for any time and date
Example
The astronomer used a planisphere to identify the constellations.
天文学家使用星图仪来识别星座。
A2 adjective, noun, verb /ˈtoʊ.təl/

total

总计
Meaning
the whole amount; complete
Example
The total cost was too high.
总成本太高了。
C2 adjective /ˈfraɪəbl/

friable

脆弱
Meaning
Easily crumbled or reduced to powder.
Example
The old brick wall was friable and broke apart at a touch.
那堵老砖墙是脆弱的，轻轻一碰就破裂了。
C2 adjective /dɪˈlɛktəbl̩/

delectable

美味的
Meaning
delicious or highly enjoyable
Example
The restaurant served a delectable meal.
餐厅提供了一顿美味的饭菜。
C1 noun /ˌɪndɪɡˈneɪʃən/

indignation

愤慨
Meaning
Strong displeasure or anger caused by something unjust, offensive, or insulting.
Example
Public indignation grew after the unfair verdict.
在不公正的裁决之后，公众的愤慨情绪上升。
B2 verb /əˈweɪt/

await

等待
Meaning
to wait for someone or something; to expect
Example
We await your response with great anticipation.
我们满怀期待地等待你的回应。
A2 noun /faɪl/

File

锉刀
Meaning
a tool with a rough surface for smoothing or shaping hard materials; a collection of papers or data
Example
He used a metal file to smooth the rough edges.
他使用了一把金属锉刀来平滑粗糙的边缘。
C1 noun dɪˈsʌɪsɪvnɪs

decisiveness

决策能力
Meaning
The ability to make decisions quickly and effectively.
Example
His decisiveness during the crisis saved the company.
他在危机中的果断决策拯救了公司。
B2 verb /ʌpˈhoʊld/

uphold

维护
Meaning
to maintain or support a principle, law, or decision
Example
The judge promised to uphold justice at all costs.
法官承诺不惜一切代价维护正义。
A2 adjective /əˈveɪləbl/

available

可用的
Meaning
Able to be used, obtained, or accessed.
Example
The product is now available in all stores.
该产品现在在所有商店均可用。
C1 noun/adjective /ˈmɒnəkrəʊm/

monochrome

单色
Meaning
A photograph, painting, or screen image in black and white or varying tones of one color.
Example
The old film was shot entirely in monochrome.
那部老电影完全是用单色拍摄的。
C2 noun, adjective /klɛərˈvɔɪənt/

clairvoyant

Meaning
a person who claims to have clairvoyance; having the ability to see beyond normal senses
Example
The clairvoyant predicted that she would travel abroad soon.
A1 noun ˈræbɪt

rabbit

兔子
Meaning
A small mammal with long ears, long hind legs, and a short tail
Example
The rabbit ran quickly into the forest.
兔子快速地跑进了森林。
B2 noun /ɪmˈbærəsmənt/

embarrassment

尴尬
Meaning
a feeling of self-consciousness, shame, or awkwardness
Example
Her face turned red with embarrassment after the mistake.
她因错误而羞愧得脸红了。
C1 adjective /ˈfɔːrθˌraɪt/

forthright

直率
Meaning
Direct and honest in speech or behavior; straightforward.
Example
She was forthright in her criticism of the policy.
她在批评政策时非常直率。
A1 verb /wɪn/

win

赢
Meaning
to be successful or victorious in a contest or competition
Example
Our team will win the championship.
我们的团队将赢得冠军。
C1 adjective /sɛkˈtɛəriən/

sectarian

宗派的
Meaning
relating to or characterized by the differences between sects, often leading to conflict
Example
The region has been troubled by sectarian violence for decades.
该地区几十年来一直受到宗派暴力的困扰。
B1 noun /kəmˈpænjən/

companion

伙伴
Meaning
a person or animal you spend time with or travel with
Example
He was my companion during the long journey.
他是我在漫长旅程中的伴侣。
C2 adjective /ˈoʊdiəs/

odious

可憎的
Meaning
extremely unpleasant or repulsive
Example
The dictator was remembered for his odious crimes.
这位独裁者因他可憎的罪行而被记住。
B2 noun /ˌdʒen.əˈrɒs.ə.ti/

Generosity

慷慨
Meaning
the quality of being kind and generous; willingness to give money, help, kindness freely
Example
The billionaire's generosity was evident in his numerous charitable donations to hospitals.
亿万富翁的慷慨在他对医院的众多慈善捐赠中显而易见。
C1 noun/verb /spuːf/

spoof

幽默模仿
Meaning
A humorous imitation of something, or to trick or parody someone or something.
Example
The comedian spoofed the politician’s speech to entertain the audience.
喜剧演员模仿政治家的演讲来娱乐观众。
C1 adjective /riˈæk.tɪv/

Reactive

反应性; 化学活性
Meaning
responding to situations rather than initiating them; chemically active
Example
The company took a reactive approach to customer complaints.
公司对客户投诉采取了反应性的方法。
C1 verb /ˈhʌsəl/

hustle

努力 / 快速移动
Meaning
to move quickly and energetically; to push or work hard to achieve something
Example
She had to hustle to finish the project on time.
她必须努力工作才能按时完成项目。
B2 noun/verb /pəʊl/

poll

民意调查
Meaning
a survey of public opinion or voting in an election
Example
The poll revealed that most people favored the new policy.
民意调查显示大多数人支持新政策。
C2 adjective /ˈflæs.ɪd/

Flaccid

软弱的; 无力的; 松弛的;
Meaning
soft and limp; lacking firmness; drooping
Example
The plant's leaves became flaccid after days without water.
在没有水的几天后，植物的叶子变得软弱无力。
C2 noun /ˈæk.rɪ.moʊ.ni/

acrimony

Meaning
Bitterness and anger, especially in speech or behavior.
Example
The divorce was filled with acrimony and disputes.
B1 adverb /ˈniːtli/

Neatly

整齐地; 干净地
Meaning
in a tidy and orderly way; carefully and precisely
Example
She arranged the books neatly on the shelf.
她把书整齐地放在书架上。
C1 adjective /ˌæntiˈsleɪvəri/

antislavery

反奴隶制
Meaning
Opposed to the practice or system of slavery.
Example
The antislavery movement gained momentum in the 19th century.
反奴隶制运动在19世纪获得了动力。
B2 verb /məˈnɪpjʊleɪt/

manipulate

操控
Meaning
to handle or control skillfully; to influence someone in a clever way
Example
She can manipulate the software to create stunning graphics.
她可以操控软件，创造出令人惊叹的图形。
B2 noun ˈɡrævɪti

gravity

重力
Meaning
The force that attracts a body toward the center of the earth, or toward any other physical body having mass.
Example
Gravity pulls objects towards the Earth's surface.
重力将物体吸引到地球表面。
C1 noun /ˈɪrˌplʌɡ/

earplug

耳塞
Meaning
a device inserted into the ear to block out noise or water
Example
He wore earplugs to sleep during the noisy night.
他在嘈杂的夜晚睡觉时戴了耳塞。
C1 noun /ˈkwɒn.dər.i/

Quandary

困境; 为难
Meaning
a difficult situation where you cannot decide what to do; dilemma
Example
She was in a quandary about which job offer to accept.
她在选择接受哪个工作机会时陷入了困境。
C1 noun /ˈpæstər/

pastor

牧师
Meaning
a minister in charge of a Christian church or congregation
Example
The pastor delivered a heartfelt sermon on compassion.
牧师讲了一场充满同情的讲道。
B2 noun /ɡeɪz/

Gaze

定睛凝视；专注地看着某个方向
Meaning
a steady intent look; to look steadily and intently in a particular direction
Example
She met his intense gaze across the crowded room and felt her heart skip a beat.
她穿过拥挤的房间与他那凝视的眼神相遇，感到心跳停了一下。
C1 adverb/noun /ˌhɪərˈæftər/

hereafter

从现在起 / 来世
Meaning
from now on; in the future; also refers to life after death.
Example
Hereafter, all reports must be submitted electronically.
从现在起，所有报告必须通过电子方式提交。
B1 adverb /ˈfɪzɪkəli/

physically

身体上
Meaning
in a physical manner; relating to the body
Example
She is physically strong and healthy.
她身体上很强壮，保持健康。
C1 adjective kənˈkɝː.ənt

concurrent

同时发生的，平行的，在同一时间进行的
Meaning
Existing, happening, or done at the same time.
Example
The conference had concurrent sessions on various topics.
会议期间有多个并行的主题会议。
C2 verb /ˈhɑːrpɪŋ/

harping

不断抱怨
Meaning
continuously talking or complaining about something in a tiresome way
Example
She kept harping on about the mistakes I made.
她不断抱怨我做的错事。
A2 verb /ɪnˈkluːd/

include

包括
Meaning
to have as part of a whole; to contain or comprise
Example
The price includes all taxes.
价格包含所有税费。
C2 noun /ˈʌm.brə/

Umbra

完全的阴影，太阳黑子的黑暗中心
Meaning
the fully shaded inner region of a shadow cast by an opaque object; the dark center of a sunspot
Example
During the eclipse, we stood in the moon's umbra.
在日食期间，我们站在月亮的本影中。
A2 noun, verb, adjective /ˈprɛzənt/

present

呈现
Meaning
existing or happening now; to give something to someone in a formal way
Example
She presented her report to the team yesterday.
她昨天向团队展示了她的报告。
B2 verb /ɜːrdʒ/

urge

催促
Meaning
to strongly encourage or try to persuade someone to do something
Example
Doctors urge patients to exercise regularly.
医生鼓励病人定期锻炼。
B1 noun /meɪt/

mate

朋友, 伴侣
Meaning
a friend or companion; a partner in marriage or reproduction
Example
He went fishing with his old school mate.
他和他老朋友去钓鱼了。
C1 adjective, noun /əbˈzɔːrbənt/

absorbent

吸收性的
Meaning
able to soak up liquid, moisture, or energy easily; a material or substance that absorbs
Example
This towel is highly absorbent and dries quickly.
这条毛巾非常吸收性，而且干得很快。
C1 verb /ɪnˈdʌkt/

induct

Meaning
to formally admit someone into a position, organization, or office
Example
She was inducted into the university's honor society.
C1 adjective /sɪˈmɛtrɪkəl/

symmetrical

对称的
Meaning
having parts on either side that match or are the same in shape, size, or arrangement
Example
The artist designed a symmetrical pattern on the floor.
艺术家在地板上设计了一个对称的图案。
C1 adjective /ˈdʒeɪ.dɪd/

jaded

疲倦的，冷漠的
Meaning
Tired, bored, or lacking enthusiasm, typically after having had too much of something.
Example
After years of traveling, she felt jaded by the constant movement.
旅行多年后，她因不断的移动而感到疲倦。
A2 verb /noʊt/

note

记录
Meaning
to write down or observe something; to pay attention to
Example
Please note the important points during the lecture.
请在讲座中注意重要的要点。
C1 verb, noun /træmp/

tramp

流浪者 / 沉重地走
Meaning
to walk heavily or noisily; a person who travels from place to place on foot, often homeless
Example
They tramped through the forest in heavy boots.
他们穿着厚重的靴子在森林中走。
C1 adjective /rɪˈkʌr.ənt/

Recurrent

反复的
Meaning
happening repeatedly; occurring again and again; periodic;
Example
She has been suffering from recurrent headaches for months.
她已经有几个月反复头痛了。
B1 noun /ˈwɜːrkpleɪs/

workplace

工作场所
Meaning
a place where people work, such as an office, factory, or shop
Example
Maintaining good communication is vital in the workplace.
在工作场所保持良好的沟通至关重要。
B2 noun (plural) /ˈtæk.tɪks/

tactics

战术
Meaning
specific methods or actions used to achieve a goal, especially in military or competition
Example
The team changed their tactics to win the game.
团队改变了他们的战术以赢得比赛。
A2 verb /tʃiːt/

cheat

作弊
Meaning
to act dishonestly; to break rules for advantage
Example
He cheats on the exam by copying answers.
他通过抄答案在考试中作弊。
C1 noun /hʌl/

hull

船体 / 种子外壳
Meaning
The outer covering of a seed or fruit; also the main body of a ship.
Example
The sailors inspected the ship’s hull for any damage.
水手们检查了船体是否有损坏。
C1 adjective /ʌnˈkʌltʃəd/

Uncultured

不文明的; 无文化的
Meaning
lacking good manners, refinement, or education; uncivilized
Example
His uncultured behavior embarrassed everyone at the dinner party.
他在晚宴上的不文明行为让所有人感到尴尬。
B1 noun /ʌnˈhæp.i.nəs/

unhappiness

不快乐
Meaning
the state of being unhappy; sadness or dissatisfaction
Example
Her constant unhappiness affected everyone around her.
她持续的不快乐影响了周围的每一个人。
B2 verb /ˈsʌmən/

summon

Meaning
To order someone to come or to gather courage or strength.
Example
The king summoned his advisors to the court.
B2 noun /klɔː/

Claw

爪子
Meaning
sharp curved nail on the foot of an animal or bird
Example
The cat extended its sharp claws to climb the tree.
猫伸出锋利的爪子爬上了树。
C1 adjective /ˈɔː.də.bəl/

Audible

可听见的
Meaning
able to be heard; loud enough to hear
Example
The speaker's voice was barely audible from the back of the large hall.
演讲者的声音从大礼堂的后面几乎听不见。
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 verb /ˌkoʊ.ɪnˈsaɪd/

coincide

同时发生
Meaning
To occur at the same time or to be in agreement.
Example
The meeting coincided with her birthday.
会议与她的生日重合。
C1 noun /ˌmɔːrəˈtɔːriəm/

moratorium

暂停令
Meaning
A temporary suspension or delay of an activity, law, or obligation.
Example
The government announced a moratorium on new mining licenses.
政府宣布对新矿业许可证实行暂停令。
C1 noun /ˈaɪsətəʊp/

isotope

同位素
Meaning
Atoms of the same element with equal number of protons but different numbers of neutrons.
Example
Carbon-14 is a radioactive isotope used in dating fossils.
碳-14 是一种放射性同位素，用于化石的年代测定。
C1 noun /ˈɪnflʌks/

influx

涌入
Meaning
A large arrival or flow of people or things.
Example
The city experienced an influx of tourists during the festival.
这座城市在节日期间经历了大量游客的涌入。
C1 noun /ˌɡaɪnəˈkɒlədʒi/

gynecology

妇科
Meaning
the branch of medicine dealing with women's reproductive health
Example
She decided to specialize in gynecology after medical school.
她决定在医学院毕业后专攻妇科。
B1 adjective /ˈvɪz.ə.bəl/

Visible

可见的; 清晰的; 显而易见的
Meaning
able to be seen; noticeable; apparent
Example
The mountain peak was clearly visible from our hotel room.
山峰从我们的酒店房间中清晰可见。
A2 adjective /ˈɔːfəl/

awful

糟糕
Meaning
very bad or unpleasant
Example
The weather was awful during our trip.
我们旅行时天气很糟糕。
B2 noun /paʊtʃ/

pouch

袋子
Meaning
a small bag or pocket, often used to carry small items
Example
She kept her coins in a small leather pouch.
她把硬币放在一个小皮袋里。
C1 verb /ˈteɪpər/

taper

逐渐变窄
Meaning
To gradually decrease in width, thickness, or intensity.
Example
The road tapers off as it reaches the mountains.
这条路在到达山区时逐渐变窄。
B1 noun /ˈkɑn.tent/

Content

满足
Meaning
pleased and satisfied; the things that are contained in something; subject matter of a text
Example
She felt content with her simple life in the countryside.
她对自己在乡村的简单生活感到满足。
B2 noun /ˌek.əˈnɒm.ɪk səˌsteɪ.nəˈbɪl.ə.ti/

economic sustainability

经济可持续性
Meaning
The ability of an economy to support a defined level of economic production indefinitely.
Example
Economic sustainability drives long-term growth.
经济可持续性推动长期增长。
C1 noun /ˈnaɪ.tɪŋ.ɡeɪl/

Nightingale

夜莺
Meaning
small songbird known for its beautiful singing, especially at night
Example
The nightingale sang sweetly in the moonlight.
夜莺在月光下甜美地歌唱。
C2 adjective /əˌnækrəˈnɪstɪk/

anachronistic

时代错误的
Meaning
belonging to a period other than that being portrayed; old-fashioned or outdated
Example
His views on gender roles are considered anachronistic.
他关于性别角色的看法被认为是时代错误的。
C1 noun /ˌbɪbliˈɒɡrəfi/

bibliography

参考书目
Meaning
a list of books, articles, or other sources used or referred to in scholarly work
Example
The report includes a detailed bibliography at the end.
报告在最后包括了详细的参考书目。
A2 adjective /əˈnɔɪd/

annoyed

恼火的
Meaning
feeling slightly angry or irritated
Example
She felt annoyed by the constant noise.
她对持续的噪音感到恼火。
C1 noun /ˌsɪmbɪˈəʊsɪs/

symbiosis

共生关系
Meaning
A mutually beneficial relationship between different people or groups.
Example
The symbiosis between the two companies led to mutual growth.
两家公司之间的共生关系导致了共同的增长。
A2 noun /deθ/

Death

死亡
Meaning
the end of life; the permanent cessation of vital functions
Example
The death of the great leader was mourned by the entire nation.
伟大领导人的死亡让整个国家陷入哀悼。
C1 noun delˈteɪɪk ˈlændskeɪp

deltaic landscape

三角洲景观
Meaning
A geographical area formed by sediment deposits at the mouth of a river, creating a triangular land formation.
Example
Bangladesh has a unique deltaic landscape.
孟加拉国拥有独特的三角洲景观。
B2 noun ˌreɪ.di.oʊ.ækˈtɪv.ə.ti

radioactivity

放射性
Meaning
The emission of ionizing radiation or particles caused by the spontaneous disintegration of atomic nuclei.
Example
Radioactivity is used in medical treatments like cancer therapy.
放射性在包括癌症治疗在内的医疗治疗中被用于治疗。
C2 noun /nɛˈkroʊsɪs/

necrosis

坏死
Meaning
the death of body tissue due to disease, injury, or lack of blood supply
Example
The doctor explained that the patient’s wound showed signs of necrosis.
医生解释说，病人的伤口显示出坏死的迹象。
C2 adjective /ˈpɒndərəbl/

ponderable

可以考虑的, 可思考的
Meaning
able to be considered or thought about
Example
The evidence was substantial and ponderable.
证据是实质性的，并且是可以思考的。
C1 adjective /ɪˈstiːmd/

Esteemed

尊敬的
Meaning
respected and admired; held in high regard
Example
He is an esteemed professor at the university.
他是大学里一位受人尊敬的教授。
C1 noun /ˈpɒp.i siːdz/

Poppy Seeds

罂粟种子
Meaning
tiny round seeds from the poppy plant used as a spice or garnish in cooking
Example
Poppy seeds are sprinkled on top of breads and used in Bengali curries.
罂粟种子撒在面包上，并用于孟加拉咖喱中。
A2 noun /ˈkʌl.tʃər/

Culture

文化
Meaning
the arts and other manifestations of human intellectual achievement; the customs and beliefs of a particular society
Example
Learning about different cultures helps us understand and appreciate diversity.
学习不同的文化帮助我们理解和欣赏多样性。
B1 verb /ɪkˈsplɔːr/

explore

探索
Meaning
to travel through or study something in order to learn more about it
Example
They decided to explore the forest together.
他们决定一起探索森林。
C1 verb /weɪv/

waive

幸福
Meaning
to refrain from insisting on or enforcing something, especially a right or claim
Example
She decided to waive her right to a lawyer.
她在收到奖项时无法掩饰她的幸福感。
C1 noun /ˌænəsˈθetɪk/

anesthetic

麻醉剂
Meaning
A substance that causes loss of sensation or consciousness, especially used during surgery.
Example
The doctor administered a local anesthetic before stitching the wound.
医生在缝合伤口之前使用了局部麻醉剂。
A2 preposition /tɔːrdz/

towards

朝
Meaning
in the direction of
Example
He is running towards the park.
他正在朝公园跑。
A1 noun /roʊd/

road

道路
Meaning
a wide way leading from one place to another
Example
We drove along the road to the village.
我们沿着这条路开车去村庄。
C2 noun /sɒp/

sop

Meaning
a concession or appeasement to pacify someone; also a piece of bread dipped in liquid
Example
The manager offered a bonus as a sop to the unhappy employees.
B2 noun /ˈsæŋk.tʃuˌɛr.i/

sanctuary

庇护所
Meaning
A place of safety, refuge, or protection; a sacred place.
Example
The forest is a sanctuary for endangered animals.
森林是濒危动物的庇护所。
B1 verb /ˈɪndɪkeɪt/

indicate

指示
Meaning
to point out; to show or suggest; to be a sign of
Example
The red light indicates that you should stop.
红灯表示你应该停下来。
B2 verb /ˈdɛzɪɡneɪt/

designate

指定
Meaning
to officially assign, appoint, or indicate something or someone
Example
The committee will designate a new chairperson next week.
委员会下周将指定一位新主席。
B1 noun /lɪd/

Lid

盖子
Meaning
a removable or hinged cover for the top of a container
Example
Please put the lid back on the jar.
请把盖子重新放在瓶子上。
C1 noun /ˌɛksɛnˈtrɪsəti/

eccentricity

怪癖
Meaning
the quality of being unconventional or slightly strange
Example
His eccentricity made him both admired and misunderstood.
他的怪癖使他既受到钦佩也被误解。
C2 adjective /ˈfjuːzəbl/

fusible

可熔化的
Meaning
Capable of being melted or fused.
Example
The engineer used a fusible alloy in the experiment.
工程师在实验中使用了可熔化的合金。
C1 adverb /ˌɪnsɪˈdɛntəli/

incidentally

顺便
Meaning
by the way; used to introduce a remark not directly related to the main subject
Example
Incidentally, did you know that she studied in Paris?
顺便问一下，你知道她曾经在巴黎学习吗？
A1 noun /ɡlæs/

Glass

玻璃杯
Meaning
a drinking container made of glass; hard transparent material
Example
He drank a glass of cold water after the workout.
他在锻炼后喝了一杯冷水。
C1 adjective /ˌɪnˌkɒnsɪˈkwɛnʃəl/

inconsequential

微不足道
Meaning
Not important or significant; too small to matter.
Example
The mistake was minor and inconsequential.
这个错误是微不足道的。
C1 adjective /rɪˈsɪ.prə.kəl/

Reciprocal

互惠的; 相互的; 两方共同分享;
Meaning
given or done in return; mutual; shared equally by both parties;
Example
The two countries have a reciprocal trade agreement.
这两个国家有一个互惠的贸易协议。
C1 adjective /ˈpiːs.ə.bəl/

Peaceable

和平的; 倾向于避免冲突
Meaning
peaceful; inclined to avoid conflict
Example
The peaceable protest ended without any violence.
和平抗议没有暴力结束。
A2 verb /der/

dare

敢
Meaning
to have courage to do something; to challenge someone
Example
I dare you to jump into the pool.
我敢挑战你跳入泳池。
C1 verb /rɪˈbjuːk/

rebuke

斥责
Meaning
to criticize or scold sharply; to express disapproval
Example
The teacher had to rebuke the student for cheating.
老师因作弊而斥责学生。
B2 noun /sfɪər/

sphere

球体
Meaning
a round, three-dimensional shape that is perfectly symmetrical around its center; an area of activity or knowledge
Example
The Earth is almost a perfect sphere.
地球几乎是一个完美的球体。
C1 noun /ˈsɪmətri/

symmetry

对称
Meaning
the quality of having balanced proportions or identical parts facing each other
Example
The building’s symmetry impressed the visitors.
建筑的对称性给游客留下了深刻的印象。
C1 verb /ˈdʒʌk.stə.poʊz/

juxtapose

将两种不同的事物并排放置
Meaning
To place two different things close together to show how they are different or similar.
Example
The artist juxtaposed traditional and modern elements in his painting.
艺术家在他的画作中并排放置了传统和现代元素。
C2 noun /ˈbeɪlɔːr/

bailor

寄托人
Meaning
a person who temporarily transfers possession of goods or property to another under a bailment agreement
Example
The bailor entrusted the valuable artwork to the museum for safekeeping.
寄托人把艺术品交给了博物馆。
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 noun /ɪmˈpɜː.mə.nəns/

impermanence

无常
Meaning
The state or fact of lasting for only a limited period of time.
Example
The philosophy of Buddhism emphasizes the impermanence of life.
佛教哲学强调生命的无常性。
C2 noun /ˈdaɪətraɪb/

diatribe

激烈的抨击
Meaning
A forceful and bitter verbal attack against someone or something.
Example
The politician launched a diatribe against his opponents.
这位政治家对他的对手发起了激烈的抨击。
A1 noun /ˈbɔɪˌfrɛnd/

boyfriend

Meaning
a man or boy that someone is having a romantic or close relationship with
Example
She introduced her boyfriend to her parents.