vacuous
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C2 adjective /ˈvækjuəs/

vacuous

空洞
Meaning
Having or showing a lack of thought or intelligence; mindless.
Example
She gave a vacuous smile during the serious discussion.
她在严肃的讨论中露出了空洞的笑容。
C2 noun /ˈsoʊbrɪˌkeɪ/

sobriquet

绰号
Meaning
a person's nickname or descriptive name
Example
The famous leader was known by the sobriquet 'The Iron Lady'.
这位著名的领导人以‘铁娘子’的绰号为人所知。
C2 adjective /ɪˈlɪmɪtəbl/

illimitable

无限
Meaning
Without limits or bounds.
Example
The universe is often described as illimitable.
宇宙常被描述为无限的。
C2 verb /ˈɡɑːrbəl/

garble

扰乱
Meaning
To reproduce a message in a confused, distorted, or unclear way.
Example
The poor phone connection garbled his words.
差的电话连接使他的话语变得混乱。
C2 noun /ˈkʌlvərt/

culvert

涵洞
Meaning
a tunnel or drain that carries water under a road or railway
Example
The heavy rainwater flowed through the culvert under the bridge.
沉重的雨水通过桥下的涵洞流动。
C2 adjective /ˌɪnˈekspɜːrt/

inexpert

不熟练的
Meaning
not skilled or experienced; lacking expertise
Example
The inexpert handling of the machine caused several mistakes.
对机器的不熟练操作导致了多次错误。
C2 noun /ˈfɒpəri/

foppery

浮夸
Meaning
Foolish or excessive concern with one's appearance or manners; pretentious behavior.
Example
His obsession with fashion was dismissed as mere foppery.
他对时尚的痴迷被当作浮夸。
C2 noun /ˌviːələnsɛloʊ/

violoncello

大提琴
Meaning
The full name of the cello, a large string instrument played with a bow and held between the knees.
Example
He practiced the violoncello for hours each day.
他每天练习大提琴好几个小时。
C2 verb /slʌf/ or /sluː/

slough

脱皮 / 沼泽区
Meaning
To shed or cast off (like dead skin); also a swampy or muddy area.
Example
The snake sloughed off its old skin.
蛇脱掉了它的旧皮肤。
C2 noun /əˈpɒfəsɪs/

apophasis

Meaning
A rhetorical device where the speaker brings up a subject by denying it or pretending to pass over it.
Example
The politician used apophasis by saying, 'I won’t even mention my opponent’s scandals.'
C2 verb /dɪˈræsɪˌneɪt/

deracinate

彻底铲除
Meaning
To uproot something completely; to displace people from their native environment or culture.
Example
The conflict deracinated many families from their homeland.
冲突让许多家庭从他们的家园中被迁移。
C2 adjective /sʌbˈlɪŋɡwəl/

sublingual

舌下
Meaning
situated or applied under the tongue
Example
The doctor prescribed a sublingual tablet for faster absorption.
医生为更快的吸收开了舌下药片。
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。
C2 noun /laɪər/

lyre

竖琴
Meaning
a stringed musical instrument of ancient Greece
Example
The musician played a melody on the lyre.
音乐家在竖琴上演奏了一首旋律。
C2 noun /ˈiːɡlət/

eaglet

小鹰
Meaning
A young eagle.
Example
The eaglet waited in the nest for its mother to return.
小鹰在巢中等待母亲回来。
C2 noun /əˈfreɪ/

affray

公开斗殴
Meaning
A public fight or noisy disturbance that causes alarm.
Example
The police were called to break up an affray outside the stadium.
警方被叫去制止体育场外的一场打斗。
C2 noun /lɔːŋ ˈpepər/

Long pepper

长胡椒
Meaning
a flowering vine in the family Piperaceae, cultivated for its fruit which is used as a spice
Example
Long pepper was more valuable than black pepper in ancient times.
长胡椒在古代比黑胡椒更有价值。
C2 noun /ɪnˈtɛnʃən/

intension

内涵
Meaning
The internal content of a concept; the set of attributes implied by a word or phrase.
Example
The intension of the word 'dog' includes being a mammal and domesticated.
'狗'这个词的内涵包括是哺乳动物和被驯养。
C2 verb /ˈlɛvɪteɪt/

levitate

悬浮
Meaning
to rise or float in the air, usually without visible support.
Example
The magician made the table levitate during the show.
魔术师让桌子在表演中悬浮。
C2 adjective /ˌɪnfɪnɪˈtɛsɪməl/

infinitesimal

微不足道
Meaning
Extremely small in size or amount; so tiny as to be almost negligible.
Example
The error was so infinitesimal that it didn’t affect the results.
这个错误如此微不足道，以至于没有影响结果。
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。
C2 adjective /ɪˈrɛzəluːt/

irresolute

优柔寡断
Meaning
uncertain or indecisive; lacking determination
Example
He stood irresolute at the crossroads, unsure which path to take.
他在十字路口犹豫不决，不知道走哪条路。
C2 adjective /ˈhed.i/

Heady

令人陶醉
Meaning
having a strong or exhilarating effect; intoxicating; exciting
Example
The heady perfume of jasmine filled the garden.
茉莉花的迷人香气充满了花园。
C2 adjective /rɪˈdjuːsəbl̩/

reducible

Meaning
capable of being simplified, lessened, or made smaller
Example
The problem is complex but reducible to a few basic principles.
C2 verb /ˈæd.ʌm.breɪt/

adumbrate

预示
Meaning
to foreshadow or suggest something in an unclear or indirect way
Example
The report adumbrates future economic challenges.
报告预示着未来的经济挑战。
C2 adjective /ˌdɛl.ɪˈtɪə.ri.əs/

deleterious

有害的
Meaning
Causing physical or mental harm or damage.
Example
Smoking has deleterious effects on health.
吸烟对健康有害。
C2 verb /dɪsˈtɛnd/

distend

膨胀
Meaning
to swell or expand by pressure from within
Example
Her stomach began to distend after the large meal.
她的肚子在大餐后开始膨胀。
C2 adjective /ˈfʊtˌluːs/

footloose

自由自在
Meaning
Free to go anywhere or do anything; not tied down by responsibilities.
Example
After graduating, he felt footloose and ready to explore the world.
毕业后，他感到自由自在，准备探索这个世界。
C2 noun /ˈɔːspɪs/

auspice

预兆, 保护
Meaning
A sign, omen, or divine token; also refers to protection or support.
Example
The project was launched under the auspice of the government.
该项目在政府的保护下启动。
C2 adjective /ɪˈlɪʒən/

elysian

天堂的
Meaning
Relating to or characteristic of paradise; delightful and heavenly.
Example
They spent an elysian week on the quiet island.
他们在宁静的岛屿上度过了一个天堂般的星期。
C2 noun /məˈrɔː.dər/

marauder

掠夺者
Meaning
a person who roams around in search of things to steal or people to attack
Example
Villagers feared the marauders who raided their homes.
村民们害怕那些袭击他们房屋的掠夺者。
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。
C2 adjective /ˈreɪ.moʊs/

ramose

分枝的
Meaning
having many branches.
Example
The ramose tree shaded the entire garden.
这棵分枝的树为整个花园提供了阴凉。
C2 noun /ˌkɔːrnjuˈkoʊpiə/

cornucopia

某物的丰盈或溢出的供应
Meaning
an abundance or overflowing supply of something
Example
The festival offered a cornucopia of fruits and sweets.
节日提供了丰盛的水果和糖果。
C2 adjective /ˈfɔːnɪŋ/

fawning

过分的恭维
Meaning
displaying exaggerated flattery or affection
Example
Her fawning compliments made everyone uncomfortable.
她过分的恭维让每个人都感到不自在。
C2 noun /ɪkˈsɪʒən/

excision

切除
Meaning
the act of cutting something out, especially by surgical removal
Example
The excision of the infected tissue prevented further complications.
切除感染的组织防止了进一步的并发症。
C2 verb /ˈkɒr.ʌ.skeɪt/

coruscate

闪烁
Meaning
to sparkle or flash brightly
Example
The fireworks coruscated across the night sky.
烟火在夜空中闪烁。
C2 noun /ˈɪnroʊd/

inroad

进展
Meaning
An advance or significant progress, often at the expense of something else.
Example
The company made significant inroads into the mobile market.
该公司在移动市场取得了显著进展。
C2 noun /pʌɡˈnæsɪti/

pugnacity

好斗
Meaning
A natural disposition to be combative or aggressive.
Example
The coach admired the player's pugnacity on the field.
教练欣赏球员在场上的好斗精神。
C2 noun /kəˈrɒn.də/

Karonda

卡龙达果
Meaning
a small dark purple berry-like fruit that is sour and used in pickles
Example
Karonda is often used to make pickles and preserves.
卡龙达常用于制作腌菜和果酱。
C2 adjective /ˈprɒɡnəθəs/

prognathous

前突颌骨
Meaning
Having jaws that project forward beyond the rest of the face.
Example
The fossil displayed a distinctly prognathous skull structure.
化石展示了一个明显的前突颌骨结构。
C2 noun /ˈvoʊtəri/

votary

信徒
Meaning
A devoted follower or admirer of someone or something.
Example
He is a votary of classical music and attends every concert.
他是古典音乐的信徒，每场音乐会都会参加。
C2 noun/adjective /ˈlæpɪˌdɛri/

lapidary

宝石雕刻师
Meaning
As noun: a person who cuts, polishes, or engraves precious stones; As adjective: relating to such work.
Example
The museum displayed lapidary tools used in ancient times.
博物馆展示了古代使用的宝石雕刻工具。
C2 noun /ˌiː.mɛnˈdeɪ.ʃən/

emendation

修正
Meaning
a correction or improvement made to a text
Example
The article required several emendations before it was ready for print.
这篇文章在准备打印之前需要几次修正。
C2 adjective /ˈspiːʃəs/

specious

虚假
Meaning
Superficially plausible but actually false; misleading in appearance.
Example
The politician’s argument was specious, sounding convincing but lacking real evidence.
那位政治家的论点是虚假的，听起来很有说服力，但缺乏真实的证据。
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 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 noun /skriːd/

screed

冗长而乏味的文章
Meaning
a long, tedious piece of writing or speech; also a layer of material like cement spread on a surface
Example
He delivered a long screed against corruption.
他发表了长篇的关于腐败的演讲。
C2 noun /ˈrʊkəri/

rookery

鸟类栖息地
Meaning
a place where rooks or other birds breed and nest in colonies
Example
We saw a rookery full of noisy birds near the forest.
我们看到一个充满吵闹鸟类的鸟类栖息地，靠近森林。
C2 noun /ˌsɒ̃ˈfrwɑː/

sangfroid

冷静
Meaning
Composure or coolness under pressure.
Example
She impressed everyone with her sangfroid during the interview.
她在面试中以冷静给大家留下了深刻印象。
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 /ɒkˈteɪvoʊ/

octavo

八开 (通过将纸张折叠成八个部分而产生的书籍大小)
Meaning
A size of book page resulting from folding a sheet of paper into eight leaves (sixteen pages).
Example
The old library contained rare octavo editions of Shakespeare.
这座古老的图书馆里有莎士比亚的稀有八开版书籍。
C2 noun /boʊl/

bole

树干
Meaning
the trunk of a tree
Example
The bole of the tree was thick and strong.
树干又粗又强壮。
C2 noun /ˈdaɪɡræf/

digraph

双字母组合
Meaning
A pair of letters representing a single sound, such as 'sh' in 'ship'.
Example
In the word 'phone', the letters 'ph' form a digraph.
'电话'一词中的'ph'字母组成一个双字母组合。
C2 adjective /ɪnˈvɛtərət/

inveterate

根深蒂固
Meaning
having a long-established habit, activity, or interest that is unlikely to change
Example
He is an inveterate reader who spends hours in the library every day.
他是一个根深蒂固的读者，每天在图书馆度过几个小时。
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。
C2 noun /ˈboʊsən/

boatswain

甲板长
Meaning
a ship's officer in charge of equipment and the crew
Example
The boatswain supervised the sailors on deck.
波茨温监督甲板上的水手。
C2 adjective /ˈsæ.loʊ/

sallow

黄色的
Meaning
Of an unhealthy yellow or pale brown color, often referring to skin.
Example
His sallow complexion made him look tired and sickly.
他那黄色的肤色让他看起来既疲惫又生病。
C2 verb /ˈmiːliəˌreɪt/

meliorate

改善
Meaning
To make something better or improve a condition.
Example
The new policies aim to meliorate the living conditions of the poor.
新的政策旨在改善穷人的生活条件。
C2 noun /məˈnæʒəri/

menagerie

野生动物收藏
Meaning
a collection of wild animals kept for exhibition; a diverse or strange group of people or things
Example
The circus had a menagerie of exotic animals.
马戏团里有一群异国情调的动物。
C2 adjective /roʊˈtʌnd/

rotund

圆形的
Meaning
round or plump in shape; full in sound
Example
The rotund cat struggled to climb the fence.
那只圆形的猫爬不上围栏。
C2 noun /ˌkæl.sɪ.fɪˈkeɪ.ʃən/

calcification

钙化
Meaning
The process of calcium accumulation in soil, making it hard.
Example
Calcification reduces soil permeability and affects crop growth.
钙化减少了土壤的渗透性，并影响作物的生长。
C2 noun /ˌser.əˈbreɪ.ʃən/

cerebration

脑力活动
Meaning
the process of thinking or using the brain actively
Example
The lecture sparked intense cerebration among the students.
这场讲座激发了学生们的强烈脑力活动。
C2 adjective /ˈmæk.jʊˌleɪ.tɪd/

maculated

斑驳的
Meaning
Spotted or stained; marked with blemishes.
Example
The maculated surface of the old mirror gave it a unique charm.
旧镜子的斑驳表面赋予它独特的魅力。
C2 noun /ˈtʃaɪ.nə roʊz/

China-rose

朱槿
Meaning
a tropical flowering plant with large, showy flowers in various colors
Example
The bright red China-rose flowers decorated the entrance of the house.
鲜红的朱槿花装饰了房子的入口。
C2 adjective /ˌsuː.pər.ɪˈrɑː.ɡə.tɔːr.i/

supererogatory

超额的
Meaning
Going beyond what is required or expected; more than necessary.
Example
His donation was supererogatory, far beyond what anyone had asked for.
他的捐赠是超额的，远远超过任何人要求的。
C2 noun /niːp/

neap

低潮
Meaning
A tide just after the first or third quarters of the moon when the difference between high and low tide is least.
Example
During a neap tide, the water level change is minimal.
在低潮期间，水位变化最小。
C2 adjective /ˈbeɪnfəl/

baneful

有害的
Meaning
Causing harm, ruin, or destruction; deadly or poisonous.
Example
His baneful influence ruined the community.
他的有害影响摧毁了社区。
C2 noun /ˌmɛtəmˌsaɪˈkoʊsɪs/

metempsychosis

灵魂的转生
Meaning
The supposed transmigration of the soul, especially its reincarnation after death.
Example
Ancient philosophers often debated the idea of metempsychosis.
古代哲学家常常讨论灵魂的转生。
C2 noun /ˈɪsməs/ or /ˈɪsθməs/

isthmus

地峡
Meaning
A narrow strip of land connecting two larger land areas, often with water on either side.
Example
The Panama Canal cuts through the Isthmus of Panama.
巴拿马运河穿过巴拿马地峡。
C2 verb /əˈɡlɒməˌreɪt/

agglomerate

聚集
Meaning
To collect or form into a mass or group.
Example
The dust particles began to agglomerate into larger clusters.
尘粒开始聚集成更大的团块。
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 verb /bɪlk/

bilk

诈骗
Meaning
To cheat or defraud someone of money or rights.
Example
The scammer tried to bilk elderly people out of their savings.
骗子试图通过诈骗拿走老年人的积蓄。
C2 adjective /ˌɛnkəˈmiːæstɪk/

encomiastic

赞美的
Meaning
Expressing praise; laudatory.
Example
The book was filled with encomiastic remarks about the author.
这本书充满了对作者的赞美评论。
C2 adjective /prɪˈhɛnsaɪl/

prehensile

可抓取的
Meaning
adapted for seizing or grasping, especially by wrapping around an object
Example
The monkey used its prehensile tail to hang from the branch.
猴子用它的抓握尾巴从树枝上挂下来。
C2 adjective /ˌɪrɪˈlɪdʒəs/

irreligious

不信教的
Meaning
Indifferent or hostile to religion
Example
Some people in the community consider him irreligious because he never attends religious services.
社区中的一些人认为他不信教，因为他从不参加宗教服务。
C2 adjective /ˈprɛʃənt/ or /ˈpriːʃənt/

prescient

先知的
Meaning
having or showing knowledge of events before they take place
Example
The prescient investor sold his shares just before the market crashed.
那位先知的投资者在市场崩盘之前卖掉了他的股票。
C2 noun /ˈkɒn.tɪ.nəns/

continence

节制
Meaning
self-restraint, especially regarding bodily functions or desires
Example
He practiced continence to maintain focus on his studies.
他练习节制以保持对学业的专注。
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。
C2 adjective /ˌmɒnəkrəˈmætɪk/

monochromatic

Meaning
Consisting of or displaying only one color.
Example
The artist created a striking monochromatic painting in shades of blue.
C2 adjective /ˈblɪŋkəd/

blinkered

目光狭窄
Meaning
Having a limited or narrow outlook; unable or unwilling to consider other perspectives.
Example
His blinkered attitude stopped him from seeing the bigger picture.
他那种目光狭窄的态度使他无法看到更大的画面。
C2 adjective /ˈdʌktaɪl/

ductile

延展性强
Meaning
capable of being stretched into a thin wire without breaking; easily influenced
Example
Gold is a very ductile metal.
黄金是一种非常延展的金属。
C2 noun /sfɛˈrɪsɪti/

sphericity

球形
Meaning
The quality or state of being spherical; roundness.
Example
The sphericity of the ball made it roll smoothly on the ground.
球的球形使它能够平稳地在地面上滚动。
C2 adjective /ʌnˈtʃeɪst/

Unchaste

不道德的; 不纯洁的;
Meaning
not celibate; having engaged in sexual relations; lacking moral purity
Example
The conservative society considered her behavior unchaste and improper.
保守的社会认为她的行为不道德和不合适。
C2 adjective /krəˈmætɪk/

chromatic

色彩的
Meaning
Relating to colors or, in music, notes outside the standard scale.
Example
The artist used a chromatic palette to create vibrant contrasts.
艺术家使用了一个色彩丰富的调色板来创造生动的对比。
C2 noun /ˈmɔɪəti/

moiety

一半或部分
Meaning
One of two equal parts; a half or portion.
Example
The estate was divided into two moieties between the heirs.
财产在继承人之间分为两部分。
C2 noun /ˈnɛkrəˌmænsər/

necromancer

Meaning
a person who practices necromancy; a wizard or magician who claims to communicate with the dead
Example
The villagers feared the old necromancer who lived at the edge of the forest.
C2 noun /ˌbluː ˈblʌd/

Blue-blood

蓝血
Meaning
a person of noble birth; aristocrat
Example
She came from a family of blue-bloods with centuries of royal heritage.
她来自一个拥有数百年王室遗产的蓝血家族。
C2 noun /ˈsɒlɪˌsɪzəm/

solecism

语法错误
Meaning
a grammatical mistake in speech or writing; a breach of good manners or etiquette
Example
His speech was full of solecisms and awkward phrases.
他的演讲充满了语法错误和笨拙的短语。
C2 verb /foʊˈmɛnt/

foment

煽动
Meaning
To instigate or stir up (an undesirable or violent sentiment or course of action).
Example
The rebel leader tried to foment unrest among the people.
叛乱领袖试图在人民中煽动骚乱。
C2 noun /ˈiːdʒɪs/

aegis

保护
Meaning
The protection, backing, or support of a particular person or organization.
Example
The project was carried out under the aegis of the United Nations.
该项目在联合国的庇护下进行。
C2 noun, verb /ˈbɛvəl/

bevel

斜面
Meaning
A sloping edge or surface; to cut or shape an edge at an angle.
Example
The carpenter beveled the edges of the table.
木匠将桌子的边缘斜切。
C2 noun /ˈdʒɪŋɡoʊ/

jingo

好战的民族主义者
Meaning
a person who strongly supports warlike or aggressive foreign policy; an extreme nationalist
Example
The leader was criticized as a reckless jingo.
领导人被批评为鲁莽的好战分子。
C2 noun /hʌsk/

husk

外壳
Meaning
the dry outer covering of some fruits or seeds
Example
The corn husk was peeled away before cooking.
玉米的外壳在烹饪前被剥离。
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 /ˌʌnɪkˈsɛpʃənəbl/

unexceptionable

无可指摘
Meaning
Not open to objection; acceptable and unobjectionable
Example
His behavior was unexceptionable throughout the event.
他的行为在整个事件中都是无可指摘的。
C2 verb /ˈmæk.ɪ.neɪt/

machinate

策划
Meaning
to engage in plots or schemes, usually for harmful or evil purposes
Example
The rebels tried to machinate against the king.
叛乱者试图反对国王密谋。
C2 verb /əˈbæʃ/

abash

使难堪
Meaning
to make someone feel embarrassed or ashamed
Example
Her sudden question seemed to abash him.
她突然的问题似乎让他感到尴尬。
C2 adjective /əˈpɜːrtənənt/

appurtenant

附属
Meaning
Belonging to or associated with something, often used in legal/property contexts.
Example
The right of way is appurtenant to the landowner’s property.
通行权属于土地所有者的财产。
C2 adjective /ˈmiːli ˌmaʊðd/

mealy-mouthed

虚伪的
Meaning
Unwilling to speak directly and honestly; insincere or evasive in speech.
Example
The manager gave a mealy-mouthed excuse instead of admitting the mistake.
经理给出了一个虚伪的借口，而不是承认错误。
C2 noun /əˈkʌmpənɪst/

accompanist

伴奏者
Meaning
A person who plays a musical instrument to support a singer or another musician.
Example
The pianist served as the accompanist for the singer during the concert.
钢琴家在音乐会上充当了歌手的伴奏者。
C2 noun /ˈdɛkəˌɡɒn/

decagon

十边形
Meaning
A polygon with ten sides and ten angles.
Example
The geometry teacher drew a perfect decagon on the board.
几何老师在黑板上画了一个完美的十边形。
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 adjective /ˈpɜːˌblaɪnd/

purblind

盲目或无知
Meaning
Having impaired or defective vision; lacking insight or understanding.
Example
The purblind approach to the problem led to many mistakes.
对问题的盲目处理导致了许多错误。
C2 noun /ˈsɪbɪləns/

sibilance

嘶嘶声
Meaning
A hissing or hushing sound, especially in speech with 's' or 'sh'.
Example
The poet used sibilance to create a soft, hissing effect in the verse.
诗人用西比兰斯在诗句中创造了一个柔和的嘶嘶效果。
C2 adjective /ˈsuːpaɪn/

supine

仰卧
Meaning
Lying on the back, face upward; failing to act due to laziness or weakness.
Example
He lay supine on the grass, staring at the stars.
他躺在草地上，仰望星星。
C2 noun /ˈfaɪəl/

phial

小玻璃瓶
Meaning
a small glass container for liquids, especially medicines
Example
The doctor gave her a phial of medicine.
医生给了她一瓶药。
C2 noun /ˈkrɛməˌtɔːri/

crematory

火葬场
Meaning
a place where dead bodies are cremated
Example
The crematory was located near the cemetery.
火葬场位于墓地附近。
C2 adjective /ɪˈbʊliənt/

ebullient

兴高采烈
Meaning
cheerful and full of energy
Example
She was ebullient after receiving the good news.
收到好消息后，她兴高采烈。
C2 noun /ɛmˈpɔːriəm/

emporium

大型商场
Meaning
A large retail store selling a wide variety of goods.
Example
They visited the new emporium to buy furniture and home decor.
他们参观了新的emporium，购买了家具和家居装饰。
C2 adjective /ˈæstrəl/

astral

Meaning
Relating to the stars or to spiritual, non-physical realms.
Example
Some believe in astral projection, the ability to leave the body and travel spiritually.
C2 adjective /ˌnɒndɪˈskrɪpt/

nondescript

无特色
Meaning
Lacking distinctive or interesting features; dull and unremarkable.
Example
He lives in a nondescript apartment building on the edge of town.
他住在市区边缘的一座无特色的公寓楼里。
C2 adjective /ˌfoʊtoʊɪˈlɛktrɪk/

photoelectric

光电
Meaning
relating to the emission of electrons or other free carriers when light shines on a material
Example
The photoelectric effect is fundamental in solar panels.
光电效应在太阳能板中是基础。
C2 noun /ɪmˈpɒs.tʃər/

Imposture

冒充; 欺诈; 欺骗
Meaning
the practice of deceiving others by pretending to be someone else; fraudulent deception
Example
The elaborate imposture lasted for months before investigators uncovered the truth.
这个精心设计的欺骗持续了几个月，直到调查员揭露了真相。
C2 noun /mɪˈsɑːdʒɪnɪst/

misogynist

厌女症者
Meaning
A person who dislikes, despises, or is strongly prejudiced against women.
Example
Many condemned his speech as the words of a misogynist.
许多人谴责他的演讲是厌女症者的言论。
C2 adjective /ˌriːkruːˈdɛsənt/

recrudescent

重新爆发
Meaning
reviving or breaking out again after a period of abatement
Example
Recrudescent tensions threatened the fragile ceasefire.
重新爆发的紧张局势威胁到脆弱的停火协议。
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 noun /ˈoʊdiəm/

odium

憎恶
Meaning
general or widespread hatred or disgust directed toward someone as a result of their actions
Example
The scandal brought public odium on the corrupt minister.
丑闻让腐败的部长蒙受了公众的憎恶。
C2 adjective /ˈbɪbjələs/

bibulous

醉鬼
Meaning
Excessively fond of drinking alcohol.
Example
His bibulous habits worried his family.
他的醉鬼习惯让他的家人很担心。
C2 adjective /blaɪð/

blithe

漫不经心
Meaning
Showing a casual and cheerful indifference considered improper or carefree happiness.
Example
She had a blithe disregard for the rules.
她对规则的漠视毫不在意。
C2 verb /ˌkɒnvəˈlɛs/

convalesce

恢复健康，在疾病或治疗后恢复力量
Meaning
to recover health and strength after illness or medical treatment
Example
After the surgery, she spent several weeks convalescing at home.
手术后，她在家里恢复了几个星期。