Drone
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英语 BN 孟加拉语 HI 印地语 ES 西班牙语 FR 法语 DE 德语 RU 俄语 ZH 中文 JA 日语
All Vocabulary Cards All Vocabularies
B2 noun /droʊn/

Drone

雄性蜜蜂
Meaning
a male bee that does not work and whose only function is to mate with the queen
Example
The drone bees do not collect honey like worker bees.
这些雄性蜜蜂不会像工蜂一样采蜜。
C1 noun /ˌvɜːbəlɪˈzeɪʃən/

verbalization

语言表达
Meaning
The action of expressing something in words.
Example
The verbalization of his thoughts was clear and direct.
他的思想的语言表达是清晰和直接的。
B1 noun /səˈpɔːtər/

supporter

支持者
Meaning
a person who supports someone or something
Example
She is a strong supporter of the local animal shelter.
她是当地动物收容所的强大支持者。
C1 verb /ˈɡlædən/

gladden

使高兴
Meaning
to make someone happy or bring joy
Example
The news of her recovery gladdened everyone.
她康复的消息让大家高兴。
C1 noun /ˈfjʊərɔːr/

furor

骚动
Meaning
An outbreak of public anger or excitement.
Example
The politician's remarks created a furor in the media.
政治家的言论在媒体上引发了一场轰动。
C1 noun /fɑːrs/

farce

闹剧
Meaning
a comic dramatic work using buffoonery and horseplay, or a ridiculous situation
Example
The meeting turned into a complete farce with everyone arguing.
会议变成了一场彻底的闹剧，大家都在争论。
C1 verb /ɪˈleɪt/

elate

使高兴
Meaning
To make someone very happy or proud.
Example
The success of the project elated the whole team.
项目的成功让整个团队都感到非常高兴。
C1 noun /ˈprɒvənəns/

provenance

来源
Meaning
The origin or source of something.
Example
The museum verified the provenance of the ancient manuscript.
博物馆验证了古代手稿的出处。
A2 noun /ˈwɒʃ.ɪŋ məˌʃiːn/

Washing machine

洗衣机
Meaning
a machine for washing clothes and other textiles
Example
The washing machine broke down and needs repair.
洗衣机坏了，需要修理。
A2 noun /ˈklæsˌruːm/

classroom

教室
Meaning
A room in which classes are held in a school or college.
Example
The teacher entered the classroom and greeted the students.
老师走进了教室并向学生们问好。
B1 noun /ˌpʌblɪˈkeɪʃən/

publication

出版
Meaning
the act of making something publicly known or available
Example
The publication of the report sparked a debate.
报告的出版引发了辩论。
A1 noun/verb /ˈkʊkɪŋ/

cooking

烹饪
Meaning
the process of preparing food by heating it
Example
Cooking is one of my favorite hobbies.
烹饪是我最喜欢的爱好之一。
C2 noun /ˈθiːɪzəm/

theism

有神论
Meaning
Belief in the existence of a god or gods, especially a creator who intervenes in the universe.
Example
Theism is central to many world religions.
有神论是许多世界宗教的核心。
B2 adjective /ˈɡrædʒuˌeɪtɪd/

graduated

刻度 / 分级的
Meaning
Arranged in steps, levels, or stages; having completed a course of study and received a degree
Example
The scientist used a graduated cylinder to measure the liquid precisely.
科学家使用了一个刻度量筒来精确地测量液体。
C1 noun, verb /ˈfrænʧaɪz/

franchise

特许经营
Meaning
A legal right to sell or distribute goods or services in a specific area; to grant such a right.
Example
He opened a new fast-food franchise in the city.
他在城市里开设了一家新的快餐特许经营店。
A1 adjective /ˈbɔːrɪŋ/

boring

无聊
Meaning
not interesting or exciting; dull.
Example
The lecture was so boring that several students fell asleep.
这场讲座无聊到让几个学生都睡着了。
C1 adjective /ˈskwɒlɪd/

squalid

极其脏乱
Meaning
extremely dirty and unpleasant, often due to poverty or neglect
Example
He lived in a squalid room with broken furniture.
他住在一个脏乱的房间里，里面有坏掉的家具。
C1 verb /ˈprɪkəl/

prickle

Meaning
to cause a slight stinging or tingling sensation on the skin
Example
Her skin began to prickle in the cold wind.
B2 noun /ˈkɒmpoʊst/

compost

堆肥
Meaning
decayed organic matter used as fertilizer
Example
The gardener added compost to enrich the soil.
园丁添加了堆肥来丰富土壤。
B2 noun /moʊd/

Mode

模式；方式
Meaning
a way or manner in which something occurs or is done; a setting
Example
The computer has a sleep mode to save energy.
计算机具有节能的睡眠模式。
B2 noun /ˈprɛdətər/

predator

掠食者
Meaning
An animal that hunts and kills other animals for food.
Example
Lions are powerful predators in the savannah.
狮子是草原上强大的掠食者。
B2 adverb /ˈmɒdərətli/

moderately

适度地
Meaning
to a reasonable extent, not excessively
Example
She exercises moderately to stay healthy.
她适度地锻炼以保持健康。
A1 noun /ˈvɪdiəʊ/

video

视频
Meaning
a recording of moving visual images made digitally or on film
Example
She watched the video of her favorite concert online.
她在网上观看了她最喜欢的演唱会视频。
C2 noun /ˈlɪθəˌɡræf/

lithograph

石版画 (石头印刷)
Meaning
a print made by lithography, often artistic
Example
The museum displayed a rare lithograph from the 19th century.
博物馆展示了一幅19世纪的稀有石版画。
C2 noun /ˈvæsəl/

vassal

附庸
Meaning
A person or country in a subordinate position to another, especially in feudal times under a lord.
Example
The king granted land to his vassal in return for loyalty and service.
国王为他的附庸提供土地，以换取忠诚和服务。
C1 verb /kənˈvɜːrdʒ/

converge

汇合
Meaning
to come together from different directions; to meet at a point
Example
The roads converge at the city center.
这些路在市中心汇合。
A1 noun /ɒkˈtoʊbər/

october

十月
Meaning
the tenth month of the year in the Gregorian calendar
Example
The weather becomes cooler in October.
十月天气开始变凉。
C1 noun ˌkʌl.mɪˈneɪ.ʃən

culmination

高潮. 某事物的最高点，特别是经历了长时间后。
Meaning
The highest or climactic point of something, especially as attained after a long time.
Example
The project reached its culmination after years of effort.
项目在多年努力后达到了高潮。
C1 noun /ˈfɔːreɪ/

foray

突袭 / 初步尝试
Meaning
A sudden short attack or attempt, especially into new activity or territory.
Example
The company made its first foray into the international market.
公司首次进军国际市场。
C1 noun /ˈmjʊr.əl/

Mural

壁画
Meaning
a painting or artwork applied directly on a wall or ceiling
Example
The artist painted a beautiful mural on the school wall.
艺术家在学校的墙上画了一幅美丽的壁画。
C2 verb /ˈsʌli/

sully

玷污
Meaning
to damage the purity, integrity, or reputation of something
Example
The scandal sullied the politician’s reputation.
丑闻玷污了政治家的声誉。
C1 noun ˈkɔː.pəs

corpus

用于语言分析和研究的大型语言数据集合
Meaning
A large collection of linguistic data used for language analysis and research.
Example
Linguists use a corpus to analyze language patterns.
语言学家使用语料库来分析语言模式。
C1 noun /ˈfiːtəs/

fetus

胎儿
Meaning
an unborn or unhatched offspring in the womb or egg
Example
The doctor explained the development of the fetus during pregnancy.
医生解释了胎儿在怀孕期间的发展。
B2 verb /ɪnˈdeɪndʒər/

endanger

危及
Meaning
To put someone or something at risk or in danger.
Example
Cutting down forests can endanger many species of animals.
砍伐森林可能会使许多物种面临危险。
C2 adjective /ˈmɒtld/

mottled

斑驳的
Meaning
Marked with spots, streaks, or blotches of different shades or colors.
Example
The snake's mottled skin helped it blend into the forest floor.
蛇的斑驳皮肤帮助它融入森林地面。
B2 noun /ˈtuː.lɪp/

Tulip

郁金香
Meaning
a colorful spring flower with cup-shaped petals
Example
The red tulip bloomed beautifully in the garden.
红色的郁金香在花园里美丽地盛开。
B2 verb /əˈpoʊz/

oppose

反对
Meaning
to disagree with or resist; to act against
Example
Many citizens oppose the new tax policy.
许多公民反对新的税收政策。
C1 verb /ˈmɪŋɡl/

mingle

Meaning
to mix or combine; to move among people and engage socially
Example
Guests mingled at the party, chatting and laughing together.
C2 noun /ˈhjuːməs/

humus

腐殖土
Meaning
The dark, organic material in soil formed from decayed plants and animals.
Example
The gardener enriched the soil with humus to improve plant growth.
园丁将腐殖土混入土壤中以促进植物生长。
B1 noun ˈdʒʌstɪs

justice

正义
Meaning
Just behavior or treatment; the quality of being fair and reasonable.
Example
Justice is sought by the oppressed characters in the story.
在故事中，受压迫的角色寻求正义。
C1 adverb /ˈhʌŋ.ɡrə.li/

Hungrily

饥饿地; 贪婪地; 渴望地
Meaning
in a way that shows hunger; greedily; eagerly
Example
The dog ate hungrily after not eating for hours.
狗在几个小时没吃东西后，饥饿地吃了起来。
C1 noun /rɪˈdʌn.dəns/

Redundance

冗余
Meaning
the state of being not or no longer needed or useful; superfluous repetition of information
Example
The document contained redundance that made it unnecessarily long.
该文档包含冗余内容，使其变得不必要地长。
C2 verb /dʒaʊst/

joust

Meaning
to engage in a medieval contest on horseback with lances; to compete or argue
Example
The knights prepared to joust in front of the cheering crowd.
C2 adjective /ˈnɔɪ.səm/

Noisome

恶臭的; 有害的或令人不快的
Meaning
having an extremely offensive smell; harmful or unpleasant
Example
The noisome smell from the garbage made everyone cover their noses.
垃圾散发出的恶臭让每个人都捂住了鼻子。
C2 noun /ˈprɒsədi/

prosody

韵律学
Meaning
The patterns of rhythm and sound used in poetry and speech.
Example
The professor explained how prosody affects the mood of a poem.
教授解释了韵律学如何影响诗歌的情绪。
B1 noun /ˌkrɪstiˈænɪti/

christianity

基督教
Meaning
the religion based on the teachings of Jesus Christ
Example
Christianity has millions of followers around the world.
基督教在全世界有数百万信徒。
C1 adjective /ˌɪndɪˈspjuːtəbəl/

Indisputable

不可争辩的; 不容否认的; 确定的
Meaning
impossible to deny or argue against; undeniable; certain
Example
The evidence against him was indisputable.
反对他的证据是不可争辩的。
A2 noun /ˈɒf.ɪs/

office

办公室
Meaning
a room or building where people work, usually at desks
Example
She left the office early to attend a family event.
她提前离开办公室去参加家庭活动。
C2 noun /ˈɪnˌɡreɪt/

ingrate

Meaning
An ungrateful person; someone who shows no appreciation.
Example
He worked hard for his friend, but the ingrate never thanked him.
C1 adjective /vɜːrˈboʊs/

verbose

冗长
Meaning
Using or expressed in more words than are needed; wordy.
Example
His verbose explanation confused the audience instead of clarifying the issue.
他冗长的解释使观众感到困惑，而不是澄清问题。
A1 adverb /noʊ/

no

不
Meaning
used to give a negative response or to show disagreement
Example
She said no to the invitation.
她对邀请说了不。
C1 noun /ˈstɔːrhaʊs/

storehouse

仓库
Meaning
A place where goods, supplies, or valuables are stored; a repository
Example
The warehouse acted as a storehouse for all the imported goods.
这个仓库作为所有进口商品的storehouse。
C2 noun /ˈmaɪ.nə/

Mynah

八哥
Meaning
a tropical bird with dark feathers that can mimic human speech
Example
The mynah bird repeated every word I said.
八哥鸟重复了我说的每一个词。
B2 adjective /ˈvaɪtl/

vital

至关重要
Meaning
essential or necessary for life or success
Example
It's vital to stay hydrated during the summer.
在夏天保持水分非常重要。
C2 verb /ˈnɪɡəl/

niggle

Meaning
to cause slight but persistent annoyance, discomfort, or worry
Example
A small doubt niggled at her mind.
C1 noun /ˈtem.pɪst/

Tempest

暴风雨
Meaning
a violent storm with strong winds; a state of great disturbance or tumult
Example
The sailors struggled to navigate through the fierce tempest.
水手们努力在猛烈的暴风雨中航行。
C2 noun /ɪˈfrʌntəri/

effrontery

厚颜无耻或鲁莽的胆量
Meaning
shameless or rude boldness
Example
He had the effrontery to lie even when caught red-handed.
即使被当场抓住，他也厚颜无耻地撒谎。
C2 noun /ɪmˈpruː.dəns/

Imprudence

轻率; 粗心; 不小心
Meaning
the quality of being imprudent; lack of care for consequences; recklessness
Example
His financial imprudence led to bankruptcy within just two years.
他的财务不谨慎导致了两年内破产。
B2 noun /məˈkænɪks/

mechanics

力学
Meaning
the branch of physics concerned with the motion of objects and the forces acting on them; also refers to the practical details of how something works
Example
He studied the mechanics of the machine before fixing it.
在修理机器之前，他研究了这台机器的力学。
A2 adjective /ɪmˈbærəst/

embarrassed

尴尬
Meaning
feeling awkward, ashamed, or self-conscious about something
Example
He felt embarrassed when he forgot her name.
当他忘记她的名字时，他感到尴尬。
C1 verb /ˈsenʃər/

censure

谴责, 批评
Meaning
to criticize severely; to express strong disapproval
Example
The committee censured the politician for his misconduct.
委员会因他的不当行为谴责了政治家。
C2 verb /ˈæpɪtaɪz/

appetize

刺激食欲
Meaning
to stimulate the appetite; to make someone eager or interested
Example
The aroma of fresh bread will appetize the guests before dinner.
新鲜面包的香味会刺激客人的食欲。
C1 noun /ˈpɔː.pəs/

Porpoise

海豚
Meaning
a small toothed whale with a low triangular dorsal fin and a blunt rounded snout
Example
The porpoise jumped gracefully out of the water.
海豚优雅地跃出水面。
C1 noun /brʌnt/

brunt

主要冲击
Meaning
the worst part or main impact of something unpleasant
Example
The small town bore the brunt of the storm.
小镇承受了风暴的主要冲击。
B2 adjective /ˈdʒɔɪfəl/

joyful

快乐的
Meaning
full of joy and happiness; causing joy or delight
Example
She felt joyful when she heard the good news.
听到好消息时，她感到很快乐。
B1 adverb /ɪˈventʃuəli/

Eventually

最终; 最后
Meaning
in the end; finally; at last
Example
After years of hard work, she eventually became a doctor.
经过多年的努力工作，她最终成了医生。
C2 noun /ˌmjuːlˈtɪər/

muleteer

骡夫
Meaning
a person who drives or takes care of mules
Example
The muleteer guided the animals safely across the mountain path.
骡夫安全地将动物引导过山路。
C2 verb /dɒf/

doff

脱掉（帽子）表示尊敬
Meaning
to take off an item of clothing, especially a hat, as a sign of respect
Example
He doffed his hat as the procession passed.
他在队伍经过时摘下了帽子。
A2 noun /ˈwɪnər/

winner

赢家
Meaning
a person who wins a competition or contest
Example
She was the winner of the race.
她是比赛的赢家。
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。
C1 adjective /ˌruː.dɪˈmen.tər.i/

Rudimentary

基本的; 初级的; 不完全发展的; 发展初期阶段的
Meaning
basic; elementary; undeveloped; in the earliest stage of development
Example
She has only rudimentary knowledge of French.
她对法语的了解只是初步的。
C1 adjective /bəˈlɪdʒ.ər.ənt/

belligerent

好战或侵略性
Meaning
Hostile and aggressive, ready to fight or argue.
Example
His belligerent attitude often leads to conflicts.
他好战的态度常常导致冲突。
C1 adjective /ɪkˈspænsɪv/

expansive

广阔的
Meaning
covering a wide area or having a wide range of ideas or emotions
Example
They enjoyed the expansive view from the hilltop.
他们享受从山顶看到的广阔景色。
A1 noun /kloʊðz/

clothes

衣服
Meaning
garments worn on the body
Example
She bought new clothes for the party.
她为聚会买了新衣服。
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。
C2 noun /ˌɛksɪˈkreɪʃən/

execration

诅咒
Meaning
An act of cursing or denouncing someone or something with hatred.
Example
The dictator’s name was spoken with execration after his fall.
独裁者的名字在他倒台后带着诅咒被提起。
B2 noun /ˈmɛr.ɪt/

Merit

优点; 美德; 值得表扬的品质
Meaning
The quality of being particularly good or worthy, especially deserving praise, reward, or attention
Example
She was promoted based on her merit and hard work.
她是基于自己的优点和努力工作获得晋升的。
C1 verb /doʊt/

dote

宠爱
Meaning
to show excessive love or fondness for someone or something
Example
She tends to dote on her grandchildren.
她倾向于宠爱她的孙子孙女。
B2 noun /ˈlɪkər/

liquor

Meaning
Alcoholic drinks, especially strong distilled ones such as whiskey or vodka.
Example
The shop sells both beer and hard liquor.
C2 noun /taɪð/

tithe

十分之一
Meaning
A tenth part of one’s income or produce, often given as a religious offering.
Example
He gave a tithe of his earnings to the church.
他把收入的十分之一捐给了教堂。
C2 adjective /ˈsɪmiən/

simian

类人猿的
Meaning
Relating to, resembling, or affecting apes or monkeys.
Example
The scientist studied the simian behavior of the chimpanzees.
科学家研究了黑猩猩的类人猿行为。
C1 noun daɪˈkɒtəmi

dichotomy

二分法
Meaning
A division or contrast between two things that are or are represented as being opposed or entirely different.
Example
The dichotomy between tradition and modernity is often debated.
传统与现代之间的二分法常常被讨论。
C1 noun /ˈbʊl.ək/

Bullock

牛犊
Meaning
a young bull; a castrated bull used for farm work
Example
The farmer used a bullock to plow the field.
农民用牛犊来耕地。
B2 noun/verb /ˈsoʊ.ɪŋ/

sewing

缝纫
Meaning
The activity or skill of joining fabric using a needle and thread
Example
She enjoys sewing her own clothes on weekends.
她喜欢在周末缝制自己的衣服。
C2 adjective /ɪmˈpɛn.ɪ.tənt/

impenitent

不悔
Meaning
Not feeling regret or shame about one's actions.
Example
The criminal remained impenitent after the trial.
犯罪者在审判后依然不悔。
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。
B2 noun /vɜːrs/

verse

诗句
Meaning
A line of writing in poetry; a section of a song or poem.
Example
She wrote a beautiful verse for the wedding ceremony.
她为婚礼仪式写了一首美丽的诗句。
C1 adjective /ˌmed.iˈiː.vəl/

Mediaeval

中世纪的
Meaning
relating to the Middle Ages; medieval
Example
The castle displayed mediaeval architecture and design.
城堡展示了中世纪的建筑风格和设计。
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。
C2 noun /ˈklaɪmɪŋ fɪʃ/

Climbing-fish

爬树鱼
Meaning
a type of fish that can climb trees and survive out of water for short periods
Example
The climbing-fish can move from one pond to another by climbing trees.
爬树鱼可以通过爬树从一个池塘移动到另一个池塘。
C1 noun /ˈkroʊniˌɪzəm/

cronyism

裙带关系
Meaning
The practice of favoring friends or associates, especially in political appointments or business deals.
Example
The company was accused of cronyism in hiring practices.
该公司因招聘中的裙带关系而受到指控。
C1 noun /zest/

Zest

热情；精力与兴奋；柑橘类水果的外皮
Meaning
great enthusiasm and energy; excitement and vigor; the outer peel of a citrus fruit
Example
She approached the new job with tremendous zest.
她带着极大的热情投入新工作。
A2 adjective /miːn/

Mean

刻薄; 残忍; 令人讨厌
Meaning
unkind; cruel; nasty
Example
Don't be so mean to your little sister.
不要对你的小妹妹这么残忍。
C2 noun /ˈfʊl.krəm/

fulcrum

支点
Meaning
The point or support on which a lever pivots; a central or essential point of activity or support.
Example
The teacher became the fulcrum of change in the school.
老师成为了学校变革的支点。
C1 adjective /ˌeɪˈsɛkʃuəl/

asexual

无性
Meaning
Without sexual feelings, associations, or reproduction through sex.
Example
Many plants reproduce through asexual methods like budding or splitting.
许多植物通过无性繁殖方式，如发芽或分裂，进行繁殖。
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.
B2 adjective /ˈɛəri/

airy

通风的
Meaning
Spacious and well-ventilated; light and breezy.
Example
The new apartment is bright and airy.
这间新公寓明亮且通风。
A2 noun /reɪs/

race

比赛
Meaning
a competition of speed, or a group of people with similar characteristics
Example
The race was very exciting, with many competitors.
比赛非常激动人心，有许多参赛者。
C2 adjective /ˈrʌdi/

ruddy

红润
Meaning
Having a healthy red color in the face.
Example
She had a ruddy complexion from working outdoors.
她因为在户外工作，脸上有红润的肤色。
B2 adjective /prəˈnaʊnst/

pronounced

明显的
Meaning
very noticeable or strongly marked
Example
There is a pronounced difference between the two styles.
这两种风格之间有明显的区别。
C1 adjective,noun /kənˈtɪn.dʒənt/

contingent

取决于 / 队伍
Meaning
dependent on something else; a group of people representing an organization
Example
Attendance is contingent on prior registration. / A contingent of students attended the conference.
出席取决于事先注册。 / 一个学生代表团参加了会议。
C2 noun /ˈkwɒdrʊpɛd/

quadruped

Meaning
an animal that walks on four feet
Example
Most mammals are quadruped creatures adapted for running and stability.
C1 adjective /prəˈfeɪn/

profane

亵渎的，不敬的
Meaning
showing disrespect or contempt for sacred things; irreverent or vulgar
Example
His jokes were considered too profane for the ceremony.
他的笑话被认为是太亵渎仪式了。
B2 adjective /ʌnˈbæləns/

Unbalanced

不平衡的; 不稳定的
Meaning
not balanced; lacking stability or equilibrium; mentally unstable
Example
The unbalanced table kept wobbling.
不平衡的桌子摇晃着。
B1 adjective /prɪˈsaɪs/

precise

精确的
Meaning
Marked by exactness and accuracy of expression or detail.
Example
She gave precise instructions for the experiment.
她为实验提供了精确的指示。
C2 noun /ˌɔːrdɪˈneɪʃən/

ordination

任职
Meaning
The ceremony of conferring holy orders or official religious authority.
Example
The church held a special service for the ordination of new priests.
教堂为新神父举行了一个特别的服务，进行圣职任命。
C2 noun /ˌdaɪəˈlɛktɪk/

dialectic

Meaning
A method of argument or reasoning by dialogue, especially as a means of investigating truth.
Example
The philosopher used dialectic to challenge his students' assumptions.
C1 noun /ˈtrɪp.lət/

triplet

三胞胎
Meaning
One of three children or animals born at the same time to the same mother.
Example
The family was surprised to have triplets instead of twins.
这个家庭很惊讶他们有三胞胎而不是双胞胎。
C2 adjective ˈen.də.krɪn

endocrine

内分泌
Meaning
Relating to or denoting glands that secrete hormones directly into the blood.
Example
The endocrine system regulates metabolism and growth.
内分泌系统调节代谢和生长。
B2 noun /mɑːrz/

Mars

火星
Meaning
The fourth planet from the Sun; the Roman god of war
Example
Scientists are planning a manned mission to Mars in the next decade.
科学家们正在计划在下一个十年进行载人火星任务。
C2 adjective /ˈkræbɪd/

crabbed

难以阅读, 脾气坏
Meaning
difficult to read or understand; ill-tempered
Example
His handwriting was crabbed and almost illegible.
他的字迹难以阅读，几乎无法辨认。
A2 noun /ˈtɛstɪŋ/

testing

测试
Meaning
the process of assessing or evaluating something, often by trying it out
Example
The testing of the new software is still ongoing.
新软件的测试仍在进行。
C2 noun /ˈnoʊzˌɡeɪ/

nosegay

花束
Meaning
a small bunch of flowers, typically given as a gift or carried for decoration
Example
She carried a nosegay of fresh roses to the ceremony.
她拿着一束新鲜的玫瑰花去参加仪式。
A2 noun /ˈlev.əl/

level

水平
Meaning
A position on a real or imaginary scale of amount, quantity, extent, or quality.
Example
Pollution levels must be reduced urgently.
污染水平必须紧急降低。
A2 noun /pəˈluː.ʃən/

pollution

污染
Meaning
The presence in or introduction into the environment of a substance which has harmful or poisonous effects.
Example
Industrial pollution harms marine life.
工业污染对海洋生物有害。
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。
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。
C2 verb /ɜːrk/

irk

激怒
Meaning
to annoy or irritate someone
Example
It irks me when people are late without calling.
当人们没有打电话就迟到时，我感到很生气。
B2 adjective /ˈpaʊərləs/

powerless

无力的
Meaning
without ability, influence, or strength
Example
She felt powerless against the unfair system.
她在不公平的系统面前感到无力。
C1 noun ˈaʊt.sɔːr.sɪŋ

outsourcing

外包
Meaning
The practice of having certain job functions done outside a company instead of having an in-house department or employee handle them.
Example
Many companies use outsourcing to reduce labor costs.
许多公司使用外包来降低劳动力成本。
B2 adjective /ˈtʃaɪld.laɪk/

Childlike

像孩子一样; 天真和信任; 纯净和简单
Meaning
innocent and trusting like a child; having the good qualities of a child; pure and simple
Example
She maintained a childlike wonder about the world around her.
她对周围的世界保持着孩子般的惊奇。