antler
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
C1 noun /ˈæntlɚ/

antler

鹿角
Meaning
The branched horns on the head of a deer or similar animal, usually shed and regrown annually.
Example
The deer’s antlers grew larger each year.
鹿角每年都会变得更大。
B1 verb /ədˈvaɪz/

advise

建议
Meaning
to recommend what should be done; to give advice
Example
The doctor advised him to rest for a week.
医生建议他休息一周。
C1 noun /əˈflɪkʃən/

affliction

痛苦
Meaning
a state of pain, suffering, or distress
Example
Poverty is a common affliction in many parts of the world.
贫困是世界许多地方的常见痛苦。
C2 noun /əˈpɒθəˌkɛri/

apothecary

药剂师
Meaning
A historical term for a person who prepared and sold medicines and drugs.
Example
The village apothecary provided remedies for many common illnesses.
村里的药剂师为许多常见的疾病提供了治疗。
C1 noun /əˈbændənmənt/

abandonment

遗弃
Meaning
the act of leaving someone or something behind completely; the state of being deserted
Example
The child suffered deep emotional pain because of abandonment.
由于被遗弃，这个孩子承受了深刻的情感痛苦。
B1 noun /əˈfek.ʃən/

Affection

喜爱; 爱情
Meaning
a feeling of liking or caring for someone or something
Example
She has deep affection for her grandmother.
她对她的祖母有着深深的喜爱。
B2 verb, noun, adjective /ˈɔːltərnət/ (adj, noun), /ˈɔːltərˌneɪt/ (verb)

alternate

交替，替代
Meaning
to occur in turn repeatedly; to take turns; also, a substitute or replacement
Example
The students alternate between online and offline classes.
学生们在在线和离线课程之间轮流上课。
B2 noun əˈkɔːrd

accord

协议
Meaning
An official agreement or treaty.
Example
The accord emphasized gradual progress.
协议强调了渐进的进展。
C2 adjective /ˌænθrəpəˈmɔːrfəs/

anthropomorphous

人形的
Meaning
having the form or attributes of a human
Example
The statue had an anthropomorphous shape resembling a human.
这座雕像有着类似人类的形状。
C1 noun /ˈɑːrməri/

armory

军械库
Meaning
A place where weapons are stored; a supply of resources or skills.
Example
The soldiers kept their weapons in the armory.
士兵们把武器存放在军械库里。
B1 noun, verb /eɪd/

aid

援助
Meaning
help or support, typically of a practical nature
Example
The volunteers provided aid to the flood victims.
志愿者为洪水受害者提供了帮助。
C2 adjective /əˈsɛt.ɪk/

ascetic

苦行
Meaning
Practicing strict self-denial and abstaining from worldly pleasures, often for religious reasons.
Example
He lived an ascetic life in the mountains, far from worldly comforts.
他在山区过着苦行生活，远离世俗的安逸。
C1 adverb /ˈæmpli/

amply

丰盛地
Meaning
more than sufficiently; generously
Example
She was amply rewarded for her hard work.
她因努力工作而得到了丰厚的奖励。
B2 noun /ˈænsestər/

Ancestor

祖先
Meaning
a person, typically one more remote than a grandparent, from whom one is descended
Example
She researched her family tree to learn about her ancestors.
她研究了家谱，了解她的祖先。
B1 verb /əˈsuːm/

assume

假设
Meaning
to think that something is true without proof
Example
I assume he will be late to the meeting.
我假设他会迟到会议。
C2 noun /ˈɑːrkeɪˌɪzəm/

archaism

古词
Meaning
a word, expression, or style of language that is no longer in everyday use
Example
The poem is full of archaisms that give it an old-fashioned flavor.
这首诗充满了古词，使其带有一种过时的味道。
B2 adjective /əˈfekʃənət/

Affectionate

亲切的; 爱心的; 温柔的; 表现出关爱
Meaning
loving; caring; tender; showing affection
Example
She is very affectionate towards her children.
她对她的孩子非常温柔。
B2 verb /əˈsaɪn/

assign

分配
Meaning
to give someone a task, duty, or responsibility
Example
The manager will assign tasks to the new employees.
经理将给新员工分配任务。
C1 verb /ədˈmɒnɪʃ/

admonish

警告
Meaning
to warn or reprimand someone firmly; to advise or urge earnestly
Example
The teacher admonished the students for being late.
老师因为学生迟到而警告他们。
B2 noun /ˈælkəhɒlɪzəm/

alcoholism

酗酒症
Meaning
A chronic disease characterized by uncontrolled drinking and preoccupation with alcohol.
Example
His alcoholism affected both his health and his family life.
他的酗酒症影响了他的健康和家庭生活。
C1 noun /ˌædəˈreɪʃən/

adoration

崇拜 / 深厚的爱
Meaning
deep love and respect; worship
Example
The fans showed their adoration for the singer.
粉丝们展示了他们对歌手的崇拜。
C2 adjective /ˌæktʃuˈɛəriəl/

actuarial

精算的
Meaning
Relating to actuaries or their work of analyzing financial risk and uncertainty, especially in insurance and pensions.
Example
The company relied on actuarial reports to set insurance premiums.
公司依赖精算报告来设定保险费率。
C2 adverb /əˈmʌk/

amok

失控
Meaning
Behaving uncontrollably and disruptively.
Example
The angry mob ran amok after the verdict was announced.
愤怒的人群在裁决宣布后失控地奔跑。
C1 noun /ˈæmpɛər/

ampere

安培
Meaning
A unit of electric current in the International System of Units (SI), symbolized as A.
Example
The current flowing through the wire is measured in amperes.
流经电线的电流以安培为单位进行测量。
C1 noun /ˈæb.stɪ.nəns/

abstinence

禁欲，节制
Meaning
the practice of restraining oneself from indulging in something, typically alcohol or sex
Example
His doctor advised abstinence from alcohol for better health.
他的医生建议他戒酒以改善健康。
C2 noun /ˈæmpərˌsænd/

ampersand

安珀桑德
Meaning
The symbol '&' used to represent the word 'and'.
Example
Use an ampersand instead of writing the word 'and' in the company name.
在公司名称中使用安珀桑德代替'和'这个词。
C1 noun /əˈtjuːn.mənt/

attunement

契合
Meaning
Being in harmony or responsive to someone's emotional state.
Example
Attunement to emotions improves relationships.
对情绪的契合改善了关系。
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。
C2 noun /əˈmʊr/

amour

秘密的爱
Meaning
A secret or illicit love affair.
Example
The novel tells the story of a forbidden amour between two characters.
这本小说讲述了两个人物之间的禁忌爱情故事。
C1 verb əˈkruː

accrue

累积
Meaning
To accumulate or receive (payments or benefits) over time.
Example
Interest accrues on the savings account every month.
每个月储蓄账户上会积累利息。
A2 noun əˈpɔɪnt.mənts

appointments

任命
Meaning
An arrangement to meet someone at a particular time and place; the action of assigning a job or role to someone.
Example
Government appointments follow meritocracy.
政府任命遵循选贤任能的原则。
B2 noun /ˈæŋkər/

Anchor

锚
Meaning
a heavy object used to moor a vessel to the sea bottom; a person or thing that provides stability or confidence
Example
The ship dropped its anchor in the harbor.
船只在港口投下了锚。
C1 noun /æmˈniːʒə/

amnesia

健忘症
Meaning
A partial or total loss of memory, usually caused by injury, illness, or psychological trauma.
Example
After the accident, she suffered from amnesia and could not remember her own name.
事故发生后，她患上了健忘症，无法记起自己的名字。
B2 noun /əˈbjuːs/

Abuse

虐待; 滥用;
Meaning
cruel and violent treatment; improper use of something
Example
The abuse of power led to his resignation.
滥用权力导致了他的辞职。
C2 adjective /eɪˈsɛfələs/

acephalous

Meaning
having no leader or head; headless
Example
The acephalous group soon fell into disorganization.
A2 verb /əˈpɪə/

appear

出现
Meaning
to become visible or come into sight; to seem
Example
She appeared suddenly at the door.
她突然出现在门口。
C2 noun /əbˈhɒrəns/

abhorrence

厌恶
Meaning
a feeling of strong disgust or hatred
Example
He expressed his abhorrence of racial discrimination.
他表达了对种族歧视的厌恶。
C1 adjective /əˈrɛstɪŋ/

arresting

引人注目的
Meaning
Attracting attention in a striking or impressive way.
Example
The actress gave an arresting performance.
这位女演员给出了引人注目的表演。
A2 adverb /ˈɛniweɪ/

anyway

无论如何
Meaning
used to emphasize a statement or to return to a previous subject; regardless of what happened
Example
I was tired, but I went to the meeting anyway.
我很累，但我还是去了会议。
C2 adjective /ˈæmbjələˌtɔːri/

ambulatory

门诊病人
Meaning
Relating to or able to walk; relating to outpatient medical care.
Example
The patient is ambulatory and does not require bed rest.
病人是门诊患者，不需要卧床休息。
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。
C2 noun /ˌæntiˈsaɪkloʊn/

anticyclone

反气旋
Meaning
A weather system with high atmospheric pressure at its center, usually bringing calm and clear conditions.
Example
An anticyclone brought sunny weather across the region.
一个反气旋带来了晴朗的天气。
C1 noun əbˈzɔːrp.ʃən

absorption

吸收
Meaning
The process or action by which one thing absorbs or is absorbed by another.
Example
Plants help in the absorption of carbon dioxide.
植物有助于吸收二氧化碳。
C2 noun /æbˈsɪʒən/

abscission

叶片脱落
Meaning
The natural detachment of parts of a plant, typically leaves or fruit.
Example
The autumn season is marked by the abscission of leaves from trees.
秋季的标志是树叶从树木上脱落。
C2 adverb /əˈbæk/

Aback

吃惊的
Meaning
by surprise; unexpectedly
Example
I was taken aback by his sudden announcement.
我被他突然的宣布吓到了。
B1 noun /ɛr pəˈluːʃən/

air pollution

空气污染
Meaning
The presence of harmful or poisonous substances in the air, typically caused by industrial processes, vehicle emissions, or other human activities.
Example
Air pollution from factories led to the first environmental movement.
工厂的空气污染导致了第一个环境运动的出现。
B1 verb əˈdrɛst

addressed

解决
Meaning
To think about and begin to deal with an issue or problem.
Example
Addressing key problems is vital for long-term change.
解决关键问题对于长期变化至关重要。
C1 noun əˌsɪm.ɪˈleɪ.ʃən

Assimilation

同化
Meaning
Connecting new information with existing knowledge
Example
Proper assimilation of knowledge leads to effective learning.
有效的知识同化促进了有效的学习。
A1 noun /ˈɛərpleɪn/

airplane

飞机
Meaning
a powered flying vehicle with fixed wings and engines
Example
The airplane took off smoothly from the runway.
飞机平稳地从跑道上起飞。
B1 noun /æks/

Axe

斧头
Meaning
a tool with a heavy blade for cutting wood
Example
The lumberjack swung his axe to chop the tree.
伐木工人挥动着他的斧头砍树。
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。
B2 verb /əˈlaɪn/

align

对齐 / 排成直线
Meaning
To arrange things in a straight line; to adjust or bring into proper relation or agreement.
Example
The manager asked the team to align their goals with the company's mission.
经理要求团队将他们的目标与公司的使命对齐。
B2 noun /æʃ/

ash

灰烬
Meaning
the powdery residue left after the burning of a substance
Example
After the fire, only ash remained of the house.
火灾过后，只有房子的灰烬留下。
C1 adjective /əˈfɜːrmətɪv/

affirmative

肯定的
Meaning
expressing agreement, approval, or a positive response
Example
She gave an affirmative answer to the proposal.
她对提案做出了肯定的回答。
B2 noun /ˌɔː.θɛnˈtɪs.ə.ti/

authenticity

真实性
Meaning
The quality of being authentic; genuineness or truthfulness.
Example
The authenticity of the document was verified.
文件的真实性已被验证。
A2 adjective ˈæktɪv

active

积极的
Meaning
Engaging or ready to engage in physically energetic pursuits; characterized by energetic work, participation, etc.
Example
Active participation in education is vital for progress.
教育中的积极参与对进步至关重要。
C2 adjective /ɔːˈrɪfərəs/

auriferous

含金的
Meaning
Containing or producing gold.
Example
The miners discovered an auriferous vein in the mountains.
矿工在山中发现了一个含金的矿脉。
C1 verb /əˈbriːvieɪt/

abbreviate

缩写
Meaning
To shorten a word, phrase, or text by leaving out letters or parts.
Example
We often abbreviate 'Doctor' to 'Dr'.
我们常常把 'Doctor' 缩写成 'Dr.'。
B2 noun /ˈædvərtaɪzər/

advertiser

广告商
Meaning
a person or company that advertises a product, service, or event
Example
The advertiser paid millions for a Super Bowl commercial spot.
广告商为超级碗广告位置支付了数百万。
B2 adjective/verb /əˈprɒksɪmət/

approximate

大约的
Meaning
close to the actual but not exact; to estimate or calculate roughly
Example
The cost is approximate and may change later.
这个成本是大约的，之后可能会改变。
A2 noun /ˈæŋ.ɡər/

Anger

愤怒
Meaning
a strong feeling of annoyance, displeasure, or hostility
Example
His anger was evident when he slammed the door.
当他摔门时，他的愤怒显而易见。
C2 noun /ˌænɪˈmɒmɪtər/

anemometer

风速计
Meaning
An instrument used to measure the speed and direction of wind.
Example
The scientist used an anemometer to record the wind speed during the storm.
科学家使用风速计记录风速，在风暴期间。
B1 adjective /æmˈbɪʃ.əs/

Ambitious

雄心勃勃
Meaning
having strong desire for success or achievement; aspiring
Example
She is ambitious and works hard to achieve her goals.
她很有雄心，努力工作以实现她的目标。
B2 noun /æmˈfɪbiən/

amphibian

Meaning
A cold-blooded vertebrate animal that can live both on land and in water.
Example
A frog is a common amphibian that lives both in water and on land.
B2 noun /ˈɑːrtɪzən/

artisan

工匠
Meaning
a skilled craftsperson who makes things by hand
Example
The artisan crafted a beautiful wooden chair.
工匠制作了一把漂亮的木椅子。
A2 verb /əˈvɔɪd/

avoid

避免
Meaning
To keep away from or stop oneself from doing something.
Example
He tries to avoid junk food.
他尽量避免吃垃圾食品。
B2 noun /ˈeɪ.prɪ.kɒt/

Apricot

杏子
Meaning
a small orange-colored fruit with a soft skin and sweet flesh
Example
The apricot tree produces sweet fruit in summer.
杏树在夏天结出甜美的果实。
B1 verb /əˈtʃiːv/

achieve

实现
Meaning
to successfully bring about or reach a desired goal or result
Example
She worked hard to achieve her dream of becoming a doctor.
她为实现成为医生的梦想而努力工作。
B2 adjective /əbˈsɜːrd/

absurd

荒谬的, 不合理的
Meaning
wildly unreasonable, illogical, or inappropriate
Example
It is absurd to think that the earth is flat.
认为地球是平的，这太荒谬了。
C1 noun /əˈbɪs/

abyss

深渊
Meaning
a deep, immeasurable space, chasm, or void; something seemingly without end
Example
The climbers looked down into the dark abyss below.
攀登者看着下面的黑暗深渊。
C2 adjective /ɔːˈɡʌst/

august

庄严
Meaning
Respected and impressive; inspiring reverence or admiration.
Example
The king entered the hall with an august presence.
国王以庄严的姿态走进了大厅。
C2 adjective /əˈfɔːrsed/

Aforesaid

之前提到的
Meaning
mentioned before; previously stated
Example
The aforesaid conditions must be met before approval.
之前提到的条件必须在批准前完成。
B2 adverb /əˈfek.ʃən.ət.li/

Affectionately

亲切地
Meaning
in a way that shows feelings of liking or love; with fondness and care
Example
She hugged her grandmother affectionately.
她温柔地拥抱了她的祖母。
B2 noun /ˈæltɪtuːd/

altitude

高度
Meaning
the height of an object or point in relation to sea level or ground level
Example
The airplane is flying at an altitude of 30,000 feet.
飞机以30,000英尺的高度飞行。
C1 noun /ˈævətɑːr/

avatar

阿凡达
Meaning
an icon or figure representing a person in digital contexts; in Hinduism, a divine incarnation
Example
She changed her social media avatar to a new cartoon image.
她将自己的社交媒体头像更换为新的卡通形象。
A1 noun/verb /eɪdʒ/

age

年龄
Meaning
The length of time that a person has lived; to grow older.
Example
She asked his age politely.
她礼貌地询问了他的年龄。
B2 noun /əˈsaɪləm/

asylum

庇护所
Meaning
Protection or shelter, especially given to refugees or the mentally ill.
Example
The refugees sought asylum in the neighboring country.
难民在邻国寻求庇护。
B1 adjective /ˈæŋk.ʃəs/

Anxious

焦虑的; 担心的
Meaning
feeling worried or nervous; eager with concern
Example
She felt anxious about her upcoming job interview.
她因即将到来的面试而感到焦虑。
B2 adjective /ˈɑːrbɪˌtrɛri/

arbitrary

随意的
Meaning
based on random choice or personal whim, rather than reason or system
Example
The teacher's arbitrary grading upset many students.
老师的随意评分让许多学生感到不满。
C2 noun /əˈsɜːrbəti/

acerbity

尖刻
Meaning
bitterness or sharpness of tone, manner, or taste
Example
The acerbity of his remarks left everyone silent.
他评论的尖刻让所有人都沉默了。
C1 noun /ˈæpəθi/

apathy

冷漠
Meaning
a lack of interest, enthusiasm, or concern
Example
The students showed apathy towards the new rules.
学生们对新规则表现出冷漠。
B2 noun /ˈæktɪvɪst/

activist

活动家
Meaning
A person who works to bring about social or political change.
Example
The activist organized a protest against pollution.
活动家组织了针对污染的抗议活动。
B1 adjective /ˈɔːkwəd/

awkward

尴尬
Meaning
causing or feeling embarrassment; difficult to deal with
Example
There was an awkward silence after his joke.
他的笑话之后，出现了尴尬的沉默。
C1 verb /əˈtoʊn/

atone

赎回
Meaning
to make amends for a wrong or injury; to make reparation
Example
He tried to atone for his mistakes by helping others.
他试图通过帮助别人来赎回自己的错误。
B2 verb /ˈænəlaɪz/

analyze

分析
Meaning
to examine something in detail to understand it better or draw conclusions
Example
Scientists analyze data to discover new patterns.
科学家分析数据以发现新模式。
C1 noun /ˌæbəˈrɪdʒəniːz/

aborigines

土著
Meaning
The original inhabitants of a land, especially in Australia.
Example
The aborigines have preserved their traditions for thousands of years.
土著人已经保护了他们的传统数千年。
C2 adjective /əˈkwɪzətɪv/

acquisitive

Meaning
excessively interested in acquiring money or material things
Example
The acquisitive businessman bought every piece of land he could find.
B2 noun /ˌæn.ɪˈmeɪ.ʃən/

Animation

动画
Meaning
the technique of making inanimate objects appear to move; liveliness and enthusiasm
Example
The animation in this movie is incredibly detailed.
这部电影的动画非常细致。
C2 noun /ˌæk.wiˈes.əns/

acquiescence

默许
Meaning
The reluctant acceptance of something without protest.
Example
His silent acquiescence to unfair rules was surprising.
他对不公正规则的默许让人吃惊。
A1 determiner/pronoun /əˈnʌðər/

another

另一个
Meaning
one more person or thing of the same type
Example
Can I have another cup of tea?
我可以再来一杯茶吗？
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。
B1 noun ədˈvɛnʧər ˈsiːkərz

Adventure Seekers

冒险者
Meaning
People who actively look for exciting and potentially risky activities or experiences.
Example
Sajek Valley is a popular destination for adventure seekers.
萨杰克谷是冒险者的热门目的地。
C1 noun /ˈæspɪrənt/

aspirant

有志者
Meaning
a person who seeks or hopes to achieve a position of honor or advancement
Example
She is an aspirant for the university's top scholarship.
她是大学最高奖学金的有志者。
C2 verb /əˈbʌt/

abut

相邻
Meaning
to be next to or share a border with
Example
The park abuts the river on the north side.
公园在北边与河流接壤。
A1 adverb /əˈweɪ/

Away

远
Meaning
to or at a distance; not present; absent
Example
He walked away from the noisy crowd.
他走远离了喧闹的人群。
B2 adjective /əˈstɒnɪʃt/

astonished

震惊的
Meaning
feeling very surprised or amazed
Example
She was astonished by the magician's incredible trick.
她被魔术师不可思议的把戏震惊了。
C2 noun/adjective /ˈæl.əˌbæs.tər/

alabaster

白色矿石（类似石膏的矿物）
Meaning
A fine-grained, usually white variety of gypsum, often used for carving; also describes something smooth and pale like alabaster.
Example
The statue was carved from pure alabaster.
雕像是用纯净的阿拉巴斯特雕刻的。
C2 adjective /əˈpɒ.krɪ.fəl/

apocryphal

可疑的
Meaning
Of doubtful authenticity, though widely circulated as true.
Example
The story about him saving the village is probably apocryphal.
他救村庄的故事可能是可疑的。
B2 noun /əˈkɔːrdəns/

accordance

一致
Meaning
agreement or harmony with something; compliance with rules, laws, or wishes
Example
The policy was implemented in accordance with international law.
该政策是按照国际法实施的。
C2 noun /əˈrɪə/

arrear

欠款
Meaning
A debt or payment that is overdue and unpaid.
Example
He was sued for an arrear of rent.
他因未付租金的欠款被起诉。
C1 adjective /ˈækʃənəbl̩/

actionable

可执行的
Meaning
Able to be acted on or giving sufficient reason for legal action.
Example
The lawyer confirmed that the evidence was actionable in court.
律师确认证据在法庭上是可执行的。
C2 noun /ˌær.əˈbesk/

arabesque

装饰性设计
Meaning
a complex, ornate design featuring intertwined flowing lines, often used in architecture or ballet poses
Example
The ceiling was decorated with delicate arabesque patterns.
天花板上装饰着精美的阿拉贝斯克图案。
C1 adjective /əˈpriː.ʃə.bəl/

Appreciable

可察觉的; 显著的; 在数量上可观的
Meaning
noticeable; significant; considerable in amount
Example
There was an appreciable improvement in his test scores.
他的考试成绩有了可察觉的改善。
C2 noun /ˈæpədʒiː/

apogee

顶点
Meaning
the highest or most distant point; the climax or peak of something
Example
The empire reached its apogee during the 18th century.
帝国在18世纪达到了它的顶点。
A2 adverb /æz ˈjuː.ʒu.əl/

As usual

像往常一样
Meaning
in the way that is normal or typical; customarily
Example
As usual, he arrived late to the meeting.
像往常一样，他迟到了会议。
C2 adjective /ˌɑːrbəˈrɛsənt/

arborescent

树状的
Meaning
having the appearance or characteristics of a tree; tree-like
Example
The coral had an arborescent form that resembled a miniature forest.
珊瑚有一种树状的形态，看起来像一个小型森林。
C1 adjective /ˌeɪˈmɔːrəl/

amoral

不道德的
Meaning
Lacking a moral sense; unconcerned with rightness or wrongness of something.
Example
The character in the novel was portrayed as completely amoral.
小说中的人物被描绘成完全不道德。
B1 noun /ˈeər fɔːrs/

Air force

空军
Meaning
the military organization of a country that uses aircraft for fighting
Example
The air force conducted a training exercise over the mountains.
空军在山脉上空进行了一次训练演习。
B2 noun /ˈæsɪd/

acid

酸
Meaning
a chemical substance that reacts with bases and has a sour taste
Example
Lemons contain citric acid.
柠檬含有柠檬酸。
C1 adjective /ɔːˈstɪə/

austere

严格，简朴
Meaning
Severe or strict in manner, attitude, or appearance; plain and simple.
Example
The monk lived an austere life in the mountains.
和尚在山中过着严格的生活。
A2 noun /əˈsɪstənt/

assistant

助手
Meaning
a person who helps or supports another, often in a job
Example
She works as an assistant in a law firm.
她在一家律师事务所做助理。
C2 noun əˈdrɔɪt.nəs

adroitness

灵巧
Meaning
Cleverness or skill, especially in using the hands or mind; skillful dexterity.
Example
His adroitness in negotiations secured the deal.
他在谈判中的灵巧确保了交易。
C1 noun /ˈæftərˌθɔːt/

afterthought

Meaning
Something added or considered later than originally planned.
Example
The gift seemed like an afterthought rather than a genuine gesture.
A1 noun /ˈeɪprɪl/

april

四月
Meaning
the fourth month of the year in the Gregorian calendar
Example
April is known for its pleasant spring weather.
四月以宜人的春天天气而闻名。
C1 adjective /əˈtrəʊ.ʃəs/

Atrocious

可怕的; 极其糟糕或令人不悦的
Meaning
horrifyingly wicked; extremely bad or unpleasant
Example
The conditions in the prison were atrocious.
监狱的条件非常糟糕。
B2 adverb /əˈlɔːŋ.saɪd/

Alongside

在旁边; 与…一起;
Meaning
beside; next to; together with
Example
She walked alongside her friend through the park.
她与朋友一起走过公园。
B1 adverb /ˈɑːf.tə.wərdz/

Afterwards

之后; 然后; 后来
Meaning
at a later time; after an event or time that has already been mentioned
Example
We had dinner and afterwards we watched a movie.
我们吃了晚餐，然后看了一部电影。
B2 noun /əˈreɪ/

array

数组，展示
Meaning
an impressive display or arrangement of things
Example
The shop displayed an array of colorful dresses.
商店展示了一场五颜六色的连衣裙展示。
B2 noun /eɪk/

Ache

疼痛
Meaning
a continuous or prolonged dull pain in a part of one's body
Example
He had a terrible headache after working late.
他在工作到很晚后感到剧烈的头痛。
B1 adverb /əˈlaʊd/

Aloud

大声
Meaning
in a voice that can be heard; not silently
Example
Please read the instructions aloud so everyone can hear.
请大声朗读指示，以便每个人都能听到。
B1 adverb /əˈperəntli/

Apparently

显然;
Meaning
seemingly; as far as one knows or can see; clearly; evidently
Example
Apparently, the meeting has been postponed to next week.
显然，会议已被推迟到下周。