sylph
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C2 noun /sɪlf/

sylph

空灵精灵
Meaning
A mythical spirit of the air; also refers to a slender, graceful woman.
Example
She moved across the stage like a sylph, light and graceful.
她像一个空灵精灵一样轻盈而优雅地在舞台上移动。
C2 noun /ˈvoʊkəbəl/

vocable

词汇
Meaning
a word, term, or sound that has meaning
Example
The dictionary contained thousands of vocables from different languages.
字典中包含来自不同语言的成千上万的词汇。
C2 noun /ˈkæn.toʊ/

canto

章
Meaning
A main division of a long poem, especially in epic poetry.
Example
The Divine Comedy is divided into several cantos.
神曲被分为几个章节。
C2 noun /ˈɡræfaɪt/

graphite

石墨
Meaning
a soft, black form of carbon used in pencils and as a lubricant
Example
The artist sketched the portrait using a graphite pencil.
艺术家用石墨铅笔勾画了肖像。
C2 noun /ˈprɪvɪti/

privity

私密关系, 合同关系
Meaning
A close, private, or special relationship; in law, the direct connection between parties to a contract.
Example
There was no privity of contract between the supplier and the customer.
供应商和客户之间没有合同关系。
C2 verb /ˈmæstɪkeɪt/

masticate

咀嚼
Meaning
to chew food thoroughly before swallowing
Example
He slowly masticated the bread before swallowing.
他在吞咽之前慢慢嚼着面包。
C2 noun /bɛk/

beck

召唤手势 / 小溪
Meaning
a gesture of beckoning; a small stream or brook (chiefly Northern English)
Example
The servant came at his master's beck and call.
仆人应主人召唤立即到来。
C2 verb /kənˈvʌls/

convulse

剧烈震动; 经历突然的不自主收缩
Meaning
to shake violently; to suffer sudden involuntary contractions
Example
The patient convulsed during the seizure.
患者在发作时抽搐。
C2 noun /ˈækmi/

acme

顶点
Meaning
the highest point of achievement or excellence
Example
Winning the award was the acme of his career.
赢得奖项是他事业的顶点。
C2 adjective /ˈɡɔːki/

gawky

笨拙
Meaning
Awkward and clumsy in appearance or behavior.
Example
The teenager felt gawky in his oversized suit.
那个青少年在他的大西装里感到笨拙。
C2 noun /ˈnɒn.ɪʤ/

Nonage

未成年时期
Meaning
the period of being under the legal age of majority; youth or immaturity
Example
During his nonage, all legal decisions were made by his guardian.
在他未成年时期，所有法律决定都由他的监护人作出。
C2 verb /əˈkluːd/

occlude

堵塞
Meaning
To block or close up an opening or passage.
Example
The pipe was occluded by mineral deposits.
管道因矿物沉积物而被堵塞。
C2 noun /ˈθrɛnədi/

threnody

哀歌，悼歌
Meaning
A song, poem, or speech of mourning for someone who has died; a lament.
Example
The poet composed a moving threnody for the fallen soldiers.
诗人为阵亡的士兵创作了一首感人的悼歌。
C2 verb /ˌriː.kəˈpɪtʃ.ə.leɪt/

recapitulate

概述
Meaning
To summarize and state again the main points of something.
Example
The teacher asked the student to recapitulate the lesson.
老师让学生复述这堂课。
C2 noun /flɔːˈrɛsəns/

florescence

开花期
Meaning
The process, state, or period of flowering.
Example
The garden reached its peak florescence in spring.
花园在春天达到了它的盛开时期。
C2 noun /ˈpɜːrsənɪdʒ/

personage

重要人物
Meaning
an important or famous person
Example
He is considered a great personage in the world of literature.
他被认为是文学界的伟大人物。
C2 adjective /pəˈnjʊəriəs/

penurious

极度贫穷
Meaning
extremely poor; poverty-stricken; miserly
Example
The penurious family struggled to buy food.
那个极度贫穷的家庭艰难地购买食物。
C2 noun /ˌpɪəriəˈdɪsɪti/

periodicity

周期性
Meaning
The quality or state of being regular or recurring at intervals.
Example
The periodicity of the moon’s phases has fascinated humans for centuries.
月亮相位的周期性几个世纪以来一直吸引着人类。
C2 noun /roʊˈtʌn.də/

rotunda

圆形建筑
Meaning
a large circular building or hall, often with a dome
Example
Tourists gathered inside the grand rotunda of the capitol.
游客们聚集在国会大厦的宏伟圆顶大厅内。
C2 adjective /ˌkɒn.tjʊˈmeɪ.ʃəs/

contumacious

固执的, 叛逆的
Meaning
stubbornly disobedient or rebellious
Example
The contumacious student refused to follow the school rules.
那位固执的学生拒绝遵守学校的规章制度。
C2 noun /ˈnɪk.næk/

knickknack

幸福
Meaning
A small decorative object, especially in a house.
Example
The shelf was full of little knickknacks collected from their travels.
当她收到奖项时，她无法隐藏自己的幸福。
C2 adjective /ˈlʌstrəs/

lustrous

光泽
Meaning
having a gentle sheen or soft glow
Example
Her hair looked smooth and lustrous.
她的头发看起来光滑而光泽。
C2 adjective /ɪˈmɛrɪtəs/

emeritus

荣休教授
Meaning
having retired but allowed to retain their title as an honor
Example
He is a professor emeritus at the university.
他是大学的荣休教授。
C2 adjective /ˌævəˈrɪʃəs/

avaricious

贪婪的
Meaning
having or showing extreme greed for wealth or material gain
Example
The avaricious landlord increased the rent unfairly.
贪婪的房东不公正地提高了租金。
C2 adjective /ˈɒfɪʃ/

offish

冷淡
Meaning
Unfriendly, distant, or reserved in manner.
Example
He seemed offish at the party and avoided most conversations.
他在派对上显得很冷淡，避开了大多数谈话。
C2 noun /trænsˈluːsəns/

translucence

半透明性
Meaning
the quality of allowing light to pass through but not detailed shapes
Example
The translucence of the curtains filled the room with soft light.
窗帘的半透明性让房间充满了柔和的光线。
C2 noun /ˈɛkwɪpɔɪz/

equipoise

平衡
Meaning
A state of balance or equilibrium.
Example
Her calmness created an equipoise in the heated debate.
她的冷静在激烈的辩论中创造了平衡。
C2 adjective /ˌæpəˈplɛktɪk/

apoplectic

愤怒的
Meaning
Extremely angry; furious.
Example
He was apoplectic when he heard about the unfair decision.
当他听到关于不公正决定的消息时，他愤怒得几乎要爆炸。
C2 noun /ˌpɛdəˈɡɒdʒɪks/

pedagogics

教育学
Meaning
the science or art of teaching
Example
He studied pedagogics to become a better teacher.
他学习了教育学，成为一名更好的教师。
C2 noun /ˈvaɪənd/

viand

佳肴
Meaning
an item of food, especially a delicacy
Example
The banquet was filled with rich viands and wines.
宴会充满了丰盛的佳肴和美酒。
C2 noun /ˈrɪɡməˌroʊl/

rigmarole

麻烦事
Meaning
a long, complicated, and confusing process or story
Example
Getting a visa was such a rigmarole of paperwork and interviews.
获得签证是一个繁琐的文书工作和面试过程。
C2 noun, verb /ˈmaɪər/

mire

Meaning
A stretch of swampy or boggy ground; as a verb, to entangle or involve someone in a difficult situation.
Example
The car was stuck in the mire after the heavy rain.
C2 verb /ˈæntɪdeɪtɪd/

antedated

提前日期
Meaning
assigned to an earlier date than the actual one; happened earlier
Example
The letter was antedated to appear more official.
信件被提前日期化，以使其看起来更官方。
C2 adjective /ˌɪn.trəˈmjʊə.rəl/

intramural

校内
Meaning
Occurring within the walls of a single institution, especially a school or college.
Example
The college organizes intramural sports competitions every semester.
大学每学期组织校内体育比赛。
C2 noun /ˌɪn.təˈvɛn.ʃə.nɪ.zəm/

interventionism

干预主义
Meaning
Government policy of active involvement in economic affairs.
Example
The central bank's interventionism helped stabilize inflation.
中央银行的干预主义帮助稳定了通货膨胀。
C2 noun /ˈkætəˌklɪzəm/

cataclysm

灾难
Meaning
A sudden and violent event that causes great destruction or upheaval.
Example
The earthquake was a cataclysm that reshaped the city.
地震是一个重新塑造城市的灾难。
C2 noun /ˌɛn.biː.esˈpiː/

nbsp

不间断空格
Meaning
a non-breaking space character in HTML used to prevent an automatic line break at its position
Example
Use   in HTML to add a space that won't break into a new line.
在HTML中使用 添加一个不会换行的空格。
C2 verb /preɪt/

prate

喋喋不休
Meaning
to talk foolishly or at tedious length about something
Example
He would prate endlessly about his minor achievements.
他会不停地谈论他的微小成就。
C2 adjective /ˈæbdʒɛkt/

abject

可鄙
Meaning
extremely bad, unpleasant, and degrading
Example
They lived in abject poverty.
他们生活在可鄙的贫困中。
C2 adjective ˌʌn.əˈseɪ.lə.bəl

unassailable

不可攻破
Meaning
Unable to be attacked, questioned, or defeated.
Example
An unassailable position ensures dominance.
不可攻破的位置确保主导地位。
C2 noun /ˈoʊ.vər.let/

Overlet

床垫
Meaning
a thin mattress or pad placed over a bed for additional comfort
Example
The overlet makes the bed more comfortable to sleep on.
欧弗雷特使床铺更适合睡觉。
C2 noun /əˌkædəˈmɪʃən/

academician

学者
Meaning
a member of an academy; a scholar or expert in a field of study
Example
The academicians gathered to discuss the future of education.
学者们聚在一起讨论教育的未来。
C2 noun /ˈvɜːrbiɪdʒ/

verbiage

废话
Meaning
Excessive use of words, often with little content or meaning; wordiness.
Example
The contract was filled with unnecessary legal verbiage.
合同充满了不必要的法律废话。
C2 noun /ˈsætər/

satyr

幸福
Meaning
a creature from Greek mythology depicted as a lustful being, often half-man and half-goat; by extension, a lecherous man
Example
In the museum mural, a satyr plays the panpipes while dancing in the woods.
当她获得奖项时，她无法掩饰自己的幸福。
C2 noun /əˈluː.vi.əm/

alluvium

冲积土
Meaning
Fertile soil deposited by flowing water, especially in riverbanks.
Example
The alluvium in riverbanks is highly fertile for agriculture.
河岸上的冲积土对农业非常肥沃。
C2 noun /ˈmɪlk pɒt/

Milk-pot

牛奶壶
Meaning
a container specifically used for storing or serving milk
Example
She poured fresh milk from the milk-pot into her glass.
她将新鲜的牛奶从牛奶壶里倒入玻璃杯中。
C2 adjective /ˈæfəbəl/

affable

和蔼可亲
Meaning
friendly, easy to talk to, and pleasant in manner
Example
He is such an affable host that everyone feels comfortable at his parties.
他是一个和蔼可亲的主人，每个人在他的聚会上都感到很舒适。
C2 noun /ˌmæləˈdɪkʃən/

Malediction

诅咒
Meaning
A magical word used to invoke a curse; an evil spell
Example
The witch uttered a terrible malediction upon her enemies.
女巫对她的敌人施下了可怕的诅咒。
C2 adjective /ˈflaɪti/

flighty

不稳定
Meaning
unstable, impulsive, or easily distracted; lacking seriousness or stability
Example
She’s too flighty to stick with one job for long.
她太不稳定了，无法在一份工作上呆太长时间。
C2 noun /ˈtʌtʃ.stoʊn/

Touchstone

试金石; 标准
Meaning
a standard or criterion by which something is judged or recognized; a test of genuineness
Example
His honesty became the touchstone by which all other employees were measured.
他的诚实成为了所有其他员工衡量的标准。
C2 noun /ˈhɜːrmɪtɪdʒ/

hermitage

隐居地
Meaning
A secluded residence or retreat, often for a hermit or religious recluse.
Example
The monk spent years in a hermitage deep in the forest.
那位和尚在森林深处的隐居地里度过了多年。
C2 noun /ˈmɛndɪkənt/

mendicant

乞丐
Meaning
a beggar; a person who lives by asking for alms
Example
The mendicant asked for food at the monastery gate.
乞丐在修道院门口乞求食物。
C2 noun /dɪˈtraɪtəs/

detritus

碎屑
Meaning
Waste or debris of any kind; fragments left from destruction or decay.
Example
The riverbank was covered with detritus after the flood.
洪水后，河岸被碎屑覆盖。
C2 noun /kənˈsaɪnər/

consignor

发货人
Meaning
a person or company that sends goods to be sold or transported
Example
The consignor shipped the goods to the warehouse.
发货人将商品发送到仓库。
C2 adjective /kənˈvɪviəl/

convivial

友好、活跃和愉快；社交
Meaning
friendly, lively, and enjoyable; sociable
Example
The party had a convivial atmosphere with music and laughter.
派对上有着充满活力的氛围，伴随着音乐和欢笑。
C2 adjective /spraɪ/

spry

灵活
Meaning
active and lively, especially in old age
Example
The spry grandmother surprised everyone with her quick dance steps.
灵活的奶奶用快速的舞步让所有人都惊讶不已。
C2 noun /ˌbrɪɡ.əˈdɪər/

brigadier

布里加迪尔
Meaning
A military officer rank, usually commanding a brigade.
Example
The brigadier inspected the troops before the parade.
布里加迪尔在游行前检查了部队。
C2 noun /ˈhɑːdɪhʊd/

hardihood

勇气，胆量
Meaning
Courage, boldness, or daring behavior; also physical robustness.
Example
The mountaineer's hardihood impressed the entire team.
登山者的硬气打动了整个团队。
C2 adjective /ˈbɔːlki/

balky

固执
Meaning
difficult, uncooperative, or stubborn
Example
The balky printer refused to work when needed most.
固执的打印机在最需要的时候拒绝工作。
C2 noun prɒkˈsiː.mɪks

proxemics

个人空间使用的研究
Meaning
The study of how people use space and distance to indicate relationships
Example
Understanding proxemics helps in improving interpersonal communication.
理解亲密距离有助于改善人际沟通。
C2 noun /fækˈtoʊtəm/

factotum

全能工人
Meaning
an employee who does many different types of work; a general servant
Example
He worked as a factotum, handling both clerical and maintenance duties.
他作为一个全能工人工作，处理行政和维护任务。
C2 adjective /ˈpɛkəbl/

peccable

有罪的
Meaning
liable to sin or error; capable of doing wrong
Example
Humans are peccable, but they strive for goodness.
人类是有罪的，但他们努力向善。
C2 noun /ˌθiːəˈloʊdʒən/

theologian

神学家
Meaning
A person who studies or is an expert in theology.
Example
Theologians often debate complex questions of faith and morality.
神学家们经常就信仰和道德的复杂问题展开辩论。
C2 noun /ˈbærəˌɡræf/

barograph

记录气压变化的仪器
Meaning
an instrument that records changes in atmospheric pressure
Example
The scientist checked the barograph for pressure variations.
科学家检查了气压计以查看压力变化。
C2 noun /ˈmaɪkrəˌkɒzəm/

microcosm

微观宇宙
Meaning
A small, representative system having analogies to a larger system; a miniature version of something.
Example
The small town is a microcosm of the entire nation.
这个小镇是整个国家的微观宇宙。
C2 noun /lɪˈnoʊ.li.əm/

linoleum

油布
Meaning
a durable, washable floor covering made from solidified linseed oil, wood flour, or cork dust on a canvas backing
Example
They decided to cover the kitchen floor with linoleum.
他们决定用油布覆盖厨房的地板。
C2 noun /ˌkiː.təʊˈdʒen.ɪ.sɪs/

ketogenesis

酮体生成过程
Meaning
The metabolic process by which the liver produces ketones from fatty acids, providing an alternative energy source during low carbohydrate availability.
Example
Ketogenesis occurs during fasting or low-carb diets.
酮生成发生在禁食或低碳水化合物饮食时。
C2 adjective /rɪˈfjuː.tə.bəl/

Refutable

可反驳的
Meaning
capable of being proven wrong or false; able to be disproved
Example
His theory was refutable because it could be tested experimentally.
他的理论是可以被反驳的，因为它可以通过实验测试。
C2 adjective /traɪˈɛniəl/

triennial

三年一次的
Meaning
Occurring once every three years.
Example
The art festival is a triennial event in the city.
艺术节是这座城市的三年一次的活动。
C2 verb /bɪˈkɑːm/

becalm

平静
Meaning
to make calm or still; to deprive a sailing vessel of wind
Example
The captain tried to becalm the anxious crew.
船长试图安抚焦虑的船员。
C2 verb /ɪkˈstɛmpəraɪz/

extemporize

即兴表演
Meaning
To speak or perform without preparation; improvise.
Example
The actor had to extemporize when he forgot his lines.
当演员忘记台词时，他不得不即兴表演。
C2 adjective /ˌstætʃuˈɛsk/

statuesque

雕像般的
Meaning
Having the grace, beauty, or dignity of a statue; tall and attractively proportioned.
Example
She had a statuesque figure that turned heads wherever she went.
她有着雕像般的身形，每走到哪里都会吸引视线。
C2 adjective ˈtɛnsaɪl

tensile

可伸缩的
Meaning
Relating to tension; capable of being stretched.
Example
The tensile strength of the material is crucial for the construction project.
材料的抗拉强度对建筑项目至关重要。
C2 noun ˈdɒɡ.ɪd.nəs

doggedness

顽强
Meaning
Stubborn persistence in achieving something without giving up.
Example
His doggedness in pursuing his goals was inspiring.
他在追求目标时的顽强精神令人鼓舞。
C2 noun /ɪnˈkɒnstənsi/

inconstancy

不稳定性
Meaning
The quality of changing frequently or being unreliable.
Example
The inconstancy of the weather makes planning difficult.
天气的不稳定性使得规划变得困难。
C2 noun /kəˌmɒd.ɪ.fɪˈkeɪ.ʃən/

commodification

商品化
Meaning
The transformation of goods, services, ideas, or social relations into market commodities.
Example
The commodification of education has increased tuition costs.
教育的商品化提高了学费。
C2 noun /oʊf/

Oaf

笨拙、愚蠢或麻木的人
Meaning
a clumsy, stupid, or insensitive person
Example
Don't be such an oaf - handle the dishes carefully!
不要做那种笨蛋 – 小心洗碗！
C2 verb /ɪɡˈzɪləreɪt/

exhilarate

激动
Meaning
To make someone feel very happy, animated, or excited.
Example
The mountain view exhilarated the travelers.
山脉的景色让旅行者兴奋。
C2 adjective /ˌmɛtəˈlɜrdʒɪkəl/

metallurgical

冶金的
Meaning
Relating to metallurgy or the branch of science concerned with the properties of metals and their production.
Example
He studied metallurgical engineering at the university.
他在大学学习了冶金工程。
C2 verb /diːˈmoʊbəlaɪz/

demobilize

解散
Meaning
To release from military service or to disband troops.
Example
The government decided to demobilize the army after the war.
政府决定在战争后解散军队。
C2 noun /bɪər/

bier

灵柩架
Meaning
a frame or stand on which a coffin or body is placed before burial or cremation
Example
The coffin was placed on the bier during the funeral service.
棺材在葬礼服务期间被放置在灵柩架上。
C2 noun /ˌtrænsfəˈriː/

transferee

受让人
Meaning
A person to whom a right, property, or responsibility is transferred.
Example
The transferee must sign the contract before taking ownership.
受让人必须在获得所有权之前签署合同。
C2 noun /ˈmælɪt fɪʃ/

Mallet fish

有壳鱼
Meaning
A marine fish with a hard shell-like covering, found in coastal waters
Example
The mallet fish is known for its unique protective shell covering.
有壳鱼以其独特的保护性外壳而闻名。
C2 adjective /ˈplɛntɪəs/

plenteous

丰富
Meaning
existing in great quantity; abundant
Example
The harvest was plenteous, providing enough food for the entire village.
收成丰富，为整个村庄提供了足够的食物。
C2 adjective /ɑːrˈbɔːr.i.əl/

arboreal

与树相关
Meaning
Relating to trees or living in trees; tree-dwelling.
Example
Monkeys are arboreal animals that spend most of their time in trees.
猴子是树栖动物，它们大部分时间都待在树上。
C2 adjective /ˈɪndələnt/

indolent

懒惰
Meaning
Wanting to avoid activity or exertion; lazy.
Example
The indolent cat slept in the sun all afternoon.
懒惰的猫整天躺在阳光下睡觉。
C2 adjective /juːˈbɪkwɪtəs/

ubiquitious

无处不在
Meaning
Present, appearing, or found everywhere.
Example
Smartphones have become ubiquitous in modern society.
智能手机已经在现代社会中无处不在。
C2 noun /lʌɡˈʒʊəriəns/

luxuriance

奢华
Meaning
abundant growth, richness, or elegance
Example
The garden was filled with the luxuriance of tropical plants.
花园里充满了热带植物的奢华。
C2 noun /dɪˈdʒɛnərəsi/

degeneracy

堕落
Meaning
The state of decline or deterioration, often in moral, cultural, or physical qualities.
Example
The novel portrays the moral degeneracy of a corrupt society.
这部小说描绘了一个腐化社会的道德堕落。
C2 adjective /ˈsiːmi/

seamy

堕落的，肮脏的
Meaning
Morally degraded, unpleasant, or sordid.
Example
The novel reveals the seamy side of city life.
这本小说揭示了城市生活的肮脏一面。
C2 adjective /prəˈpɪʃəs/

propitious

有利的
Meaning
giving or indicating a good chance of success; favorable
Example
The sunny weather was a propitious start to the picnic.
阳光明媚的天气是野餐的有利开端。
C2 verb /ˈeksɪkreɪt/

execrate

痛恨
Meaning
To feel or express great loathing or hatred for something.
Example
The community execrated the corrupt politician.
社区谴责了腐败的政治家。
C2 noun ˌpɜː.pɪˈtʃuː.ɪ.ti

perpetuity

永恒，永久性，连续性
Meaning
Permanence, eternity, continuity.
Example
The contract ensures payments in perpetuity.
合同保证永续付款。
C2 adjective /ˈɡɑːrbəld/

garbled

混乱的
Meaning
Describes speech or text that is distorted or unclear.
Example
The radio broadcast was full of garbled messages.
广播中充满了难以理解的信息。
C2 noun /kænt/

cant

虚伪的话
Meaning
Hypocritical and insincere talk, especially about moral or religious principles.
Example
The politician's speech was filled with cant about honesty and integrity.
政治家的演讲充满了关于诚实和正直的虚伪话语。
C2 verb /bɪˈsiːtʃ/

beseech

恳求
Meaning
To ask someone urgently and fervently to do something; to beg.
Example
He beseeched the judge for mercy.
他恳求法官宽恕。
C2 adjective /kəˈmoʊdiəs/

commodious

宽敞
Meaning
spacious and comfortable; having plenty of room
Example
They rented a commodious apartment in the city.
他们在城市里租了一间宽敞的公寓。
C2 adjective /ˈæʒər/

azure

蔚蓝
Meaning
A bright blue color like that of a clear sky.
Example
The clear sky was painted in a deep shade of azure.
清澈的天空被涂成了深深的蔚蓝色。
C2 verb /ˈdɔːd(ə)l/

dawdle

拖延
Meaning
to waste time by being slow or idle
Example
Stop dawdling and finish your homework.
停止拖延，完成你的作业。
C2 noun /ˌsuːdəʊəˈpɒsəl/

pseudapostle

伪使徒
Meaning
a false or pretended apostle
Example
The preacher was condemned as a pseudapostle.
这位传教士被定为伪使徒。
C2 noun /ˈfɔːrˌnɑːlɪdʒ/

foreknowledge

预知
Meaning
Awareness of something before it happens or exists.
Example
The prophet claimed to have foreknowledge of the event.
先知声称他预知了这个事件。
C2 noun /ɛmˈpɪrɪˌsɪzəm/

empiricism

经验主义
Meaning
the theory that all knowledge is derived from sense-experience
Example
Empiricism argues that knowledge comes from experience and observation.
经验主义认为，知识来自经验和观察。
C2 noun /ˈwɛlkɪn/

welkin

天空
Meaning
The sky, the heavens, or the upper air.
Example
The eagle soared high into the welkin.
鹰飞得高进入了天空。
C2 noun /flɛk/

fleck

小斑点
Meaning
a small spot or mark, often of a different color
Example
There was a fleck of paint on the floor.
地板上有一个小斑点。
C2 verb /ˈkɒdʒɪteɪt/

cogitate

深思
Meaning
to think deeply about something; to meditate or reflect
Example
He sat by the river to cogitate on his future plans.
他坐在河边，思考他的未来计划。
C2 noun /ɪˈpɪsəl/

epistle

书信
Meaning
A letter, especially a formal or didactic one; often used for letters in the New Testament.
Example
He wrote a long epistle to his friend about his travels.
他写了一封长信给他的朋友，讲述了他的旅行。
C2 adjective /ˈrɛstɪv/

restive

不安定的
Meaning
unable to stay still or silent; restless and impatient
Example
The crowd grew restive as they waited for the concert to begin.
人群在等待音乐会开始时变得不安定。
C2 verb /ˈoʊɡəl/

ogle

色迷迷地看
Meaning
To look at someone with obvious sexual interest.
Example
He kept ogling the models on the runway.
他一直盯着跑道上的模特看。
C2 adjective /ˈsmɑːrmi/

smarmy

奉承 / 虚伪的礼貌
Meaning
Excessively flattering or ingratiating, often insincerely.
Example
The salesman gave a smarmy pitch that felt fake.
销售员做了一个让人觉得虚假的奉承推销。
C2 verb /ˌpriːɪnˈɡeɪdʒ/

preengage

预先雇佣
Meaning
To contract or engage beforehand; to arrange in advance.
Example
The workers were preengaged before the project officially started.
项目正式开始前，工人们已被预先雇佣。
C2 noun /ruːd/

rood

十字架
Meaning
a crucifix, especially one positioned above the entrance to the chancel of a church
Example
The old church displayed a carved rood above the altar.
这座古老的教堂展示了一个雕刻的十字架在祭坛上方。
C2 noun /ɪnˈsaɪzər/

incisor

切牙
Meaning
a narrow-edged tooth at the front of the mouth, adapted for cutting
Example
The dentist noted that his upper left incisor was chipped.
牙医注意到他的上左切牙裂开了。
C2 noun /ˈdʒɛtsəm/

jetsam

从船上丢弃的无用物品，被冲到岸上的物品
Meaning
Unwanted material or goods thrown overboard from a ship and washed ashore.
Example
The beach was littered with jetsam after the storm.
风暴过后，海滩上充满了杰特萨姆。
C2 noun /ɡæf/

gaff

错误
Meaning
A social blunder or mistake; also a hook or device used in fishing or theater.
Example
He made a major gaff during the meeting by forgetting the client's name.
他在会议中犯了一个大错误，忘记了客户的名字。
C2 noun /koʊˈkɛt/

coquette

卖弄风情的女人
Meaning
a woman who flirts lightheartedly
Example
She was a coquette, always charming everyone at the party.
她是个卖弄风情的女人，总是在聚会上迷倒所有人。
C2 noun /rɪˈfrækʃən/

refraction

折射
Meaning
The bending of light, sound, or other waves when they pass from one medium to another of different density.
Example
The refraction of light in water makes objects appear bent.
水中的光折射使物体看起来弯曲。
C2 noun /ˈbʌskɪn/

buskin

厚底靴
Meaning
A type of thick-soled boot that reaches halfway to the knee; also associated with tragic drama in ancient times.
Example
The actor wore a buskin as part of his classical costume.
那位演员穿着巴斯金鞋子作为他经典服装的一部分。
C2 noun /fluː/

flue

烟道
Meaning
A pipe or channel for smoke and waste gases produced by a fire, gas heater, or power station.
Example
The chimney flue needs to be cleaned regularly.
烟囱的烟道需要定期清理。
C2 noun /ˌhaɪpəˈkɒndrɪæk/

hypochondriac

忧郁症患者
Meaning
a person who is excessively worried about having a serious illness
Example
She is a hypochondriac who visits the doctor every week.
她是一个每周去看医生的忧郁症患者。
C2 noun /neɪv/

nave

教堂的中央部分
Meaning
the central part of a church building intended to accommodate the congregation
Example
The choir sang beautifully in the church nave.
合唱团在教堂的内夫里唱得非常动听。
C2 adjective /æbˈstruːs/

abstruse

深奥
Meaning
Difficult to understand; obscure.
Example
The abstruse nature of the philosophical debate left many confused.
哲学辩论的深奥本质让许多人感到困惑。