dentifrice
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
C2 noun /ˈdɛntɪfrɪs/

dentifrice

牙膏
Meaning
a substance such as powder, paste, or liquid used to clean teeth
Example
He bought a new herbal dentifrice from the pharmacy.
他从药店买了新的草本牙膏。
C2 noun /ˈjɪərlɪŋ/

yearling

一岁动物，尤其是马
Meaning
an animal that is one year old, especially a horse
Example
The farmer sold the yearling at the livestock market.
农民在牲畜市场卖掉了那只伊尔林。
C2 noun /ˈvɜːrdɪɡriːs/

verdigris

铜绿
Meaning
A green or bluish deposit that forms on copper, brass, or bronze surfaces due to oxidation.
Example
The old statue was covered in verdigris after years of exposure to the rain.
那座古老的雕像在多年暴露于雨水中后，覆盖了一层铜绿。
C2 adjective /ˈɡloʊboʊs/

globose

球形的
Meaning
Spherical or nearly spherical in shape.
Example
The cactus has large globose fruits.
仙人掌有大的球形果实。
C2 noun /ˈhɔːzər/

hawser

用于系船或拖船的粗绳
Meaning
A thick rope or cable used in mooring or towing a ship.
Example
The sailors secured the ship to the dock with a heavy hawser.
水手们用一根重的豪泽把船固定在码头。
C2 adjective /ˈhɔːrtətɪv/

hortative

Meaning
Giving strong encouragement or urging.
Example
The teacher gave a hortative speech to motivate the students before the exam.
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 ˈsɒmnələns

somnolence

嗜睡
Meaning
A state of drowsiness or sleepiness; inclination to sleep.
Example
The somnolence after a heavy meal made it hard to concentrate.
一顿重餐后的嗜睡让人难以集中注意力。
C2 adjective /ˌmɪsənˈθrɑːpɪk/

misanthropic

厌人症的
Meaning
having or showing a dislike of humankind
Example
His misanthropic attitude made it difficult for him to make friends.
他那种厌人症的态度让他难以交到朋友。
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。
C2 noun /ˈtʃæt.əl/

chattel

动产 / 个人财产
Meaning
a personal possession; historically, movable property including slaves
Example
In the past, slaves were considered the chattel of their owners.
在过去，奴隶被视为他们主人的动产。
C2 adjective /ˈɒsiəs/

osseous

骨质的
Meaning
consisting of or turned into bone; bony
Example
The fossil showed osseous structures of the ancient creature.
化石展示了古老生物的骨质结构。
C2 adverb /ˈprɒksɪmətli/

proximately

附近
Meaning
In a near or close manner; nearly.
Example
The village lies proximately to the river.
村庄位于河流附近。
C2 noun /məˈlæsɪz/

Molasses

糖蜜
Meaning
thick, dark, sweet syrup made from sugar cane
Example
The recipe calls for molasses to give the bread a rich flavor.
食谱要求加入糖蜜，给面包增加浓郁的味道。
C2 verb /ˈreə.rɪ.faɪ/

rarefy

稀释, 精炼
Meaning
To make something less dense or more refined.
Example
The air rarefies as you climb higher into the mountains.
随着你爬得更高，空气变得更稀薄。
C2 verb /ˈæbnɪˌɡeɪt/

abnegate

放弃
Meaning
to deny or renounce something, especially a right or desire
Example
She chose to abnegate her personal interests for the sake of the team.
她选择为团队的利益放弃个人利益。
C2 adjective /ˈbrɔːni/

brawny

强壮的
Meaning
Physically strong and muscular.
Example
The brawny man lifted the heavy box with ease.
那位强壮的男子轻松地举起了沉重的盒子。
C2 adjective /ˈoʊ.pən ˈhɑrt.ɪd/

Open-hearted

开放的心; 慷慨和真诚; 热情接纳;
Meaning
Kind and generous; sincere and honest; warmly receptive;
Example
She welcomed the strangers with an open-hearted smile and invited them for dinner.
她以开放的微笑欢迎陌生人，并邀请他们共进晚餐。
C2 noun /ˈdʒʌɡləri/

jugglery

杂技
Meaning
The performance of tricks and illusions, especially by sleight of hand.
Example
The magician's jugglery amazed the audience.
魔术师的杂技让观众惊讶不已。
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。
C2 verb /pəˈræmbjʊˌleɪt/

perambulate

漫步
Meaning
To walk through or travel around, especially for leisure.
Example
They perambulated the old town, enjoying the sights.
他们在古城漫步，享受着美丽的景色。
C2 noun /ˈoʊ.kəm/

oakum

旧绳纤维
Meaning
loose fibers obtained by untwisting old ropes, used for caulking ships
Example
The shipbuilders used oakum to seal the gaps in the wooden planks.
造船工人使用欧卡姆来密封木板之间的缝隙。
C2 noun /ˌdɛkəˈsɪləbəl/

decasyllable

十音节诗行
Meaning
A line of verse with ten syllables.
Example
The poet often wrote in decasyllable form.
诗人经常以十音节诗行的形式写作。
C2 noun /ˌsɜːrkəmləˈkjuːʃn/

circumlocution

拐弯抹角
Meaning
the use of many words when fewer would do, especially to avoid stating something directly
Example
The politician's speech was filled with circumlocution.
政治家的演讲充满了拐弯抹角。
C2 noun ˌæɡ.roʊˈiː.koʊˌsɪs.təm

agroecosystem

农业生态系统
Meaning
An ecological system centered on agricultural activities and processes.
Example
A healthy agroecosystem improves soil fertility.
健康的农业生态系统提高土壤肥力。
C2 noun /ˈlɪŋ.ɡwə/

lingua

语言
Meaning
A language, especially one used for communication among people.
Example
English has become a global lingua for business and science.
英语已经成为商业和科学的全球语言。
C2 noun /kənˈtrɪʃ.ən/

contrition

悔恼
Meaning
the state of feeling remorseful and repentant
Example
His contrition was evident after the apology.
在道歉后，他的悔恼显而易见。
C2 verb /ˌfɔːrɔːrˈdeɪn/

foreordain

预定
Meaning
to determine or decree something in advance; to predestine
Example
Some believe that our lives are foreordained by fate.
一些人相信我们的生活是命运预定的。
C2 adjective /sɛnˈtɛnʃəs/

sententious

道德主义的；说教的
Meaning
Given to moralizing in a pompous or affected manner.
Example
His sententious remarks annoyed the audience.
他的道德主义言论让观众感到厌烦。
C2 noun /ˈtʃaɪ.nə bɑːks/

China box

月橘
Meaning
a small evergreen shrub with tiny white fragrant flowers
Example
The China box plant produced clusters of small white flowers.
月橘植物开出了成簇的小白花。
C2 verb /lʌɡˈʒʊrieɪt/

luxuriate

沉溺于奢华
Meaning
to enjoy something in a self-indulgent way; to take pleasure in great comfort
Example
She luxuriated in the warm bubble bath after a long day.
她在一个漫长的日子后沉浸在温暖的气泡浴中。
C2 noun /ˈmeɪdənˌhʊd/

maidenhood

少女期
Meaning
The state of being a maiden; girlhood or virginity.
Example
The poem celebrated the innocence of maidenhood.
这首诗歌庆祝了少女时期的纯真。
C2 noun /fɪˈlæt.əl.i/

philately

邮票收藏学
Meaning
the collection and study of postage stamps
Example
Philately is a hobby enjoyed by people of all ages.
邮票收藏学是一项各年龄段人群都喜爱的爱好。
C2 noun /ˈprɑːflɪɡəsi/

profligacy

挥霍
Meaning
reckless wastefulness or extravagance
Example
His profligacy with money led him to bankruptcy.
他的挥霍导致了破产。
C2 noun /ˈhaɪərəˌɡlɪf/

hieroglyph

象形文字
Meaning
A picture or symbol used in ancient writing systems, especially Egyptian writing.
Example
The walls of the temple were covered in hieroglyphs.
寺庙的墙壁上覆盖着象形文字。
C2 noun /ˈdʒʊntə/

junta

军事政府
Meaning
A military or political group that rules a country after taking power by force.
Example
The junta seized power after the coup.
政变后，军事政府掌握了权力。
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 /ˈlɪŋ.ɡoʊ/

lingo

专业术语
Meaning
Specialized or informal language used by a particular group that is often difficult for outsiders to understand.
Example
The manual was written in technical lingo that confused the new employees.
手册是用技术术语写的，让新员工感到困惑。
C2 noun /ˌfoʊ.nəˈlɑː.dʒi/

phonology

语音学
Meaning
the study of the sound system of a language
Example
She is studying phonology to understand how sounds function in English.
她正在研究语音学，以了解英语中声音的功能。
C2 adjective /ˌɛl.ɪˈmɑː.səˌnɛr.i/

eleemosynary

慈善的
Meaning
Relating to charity; dependent on or supported by charity.
Example
The hospital was founded as an eleemosynary institution.
医院作为一个慈善机构成立。
C2 noun /jɔːr/

yore

过去
Meaning
Time long past; bygone days.
Example
Legends of yore still inspire people today.
过去的传说至今仍然激励着人们。
C2 noun /ˈmɛtrəˌnoʊm/

metronome

节拍器
Meaning
A device that produces regular ticks or beats to help musicians maintain tempo.
Example
She practiced the piano with a metronome to keep steady timing.
她用节拍器练习钢琴，以保持稳定的节奏。
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 noun /ˌjuːzɜːrˈpeɪʃən/

usurpation

篡夺
Meaning
The act of taking someone's power or property illegally or by force.
Example
The general's usurpation of the presidency led to political unrest.
将军对总统职位的篡夺导致了政治动荡。
C2 adjective /pəˈluːsɪd/

pellucid

透明
Meaning
Transparently clear; easy to understand.
Example
The lake water was so pellucid that you could see the stones at the bottom.
湖水是如此透明，你可以看到底部的石头。
C2 noun /ˌɪnkənˈɡruːəti/

incongruity

不一致
Meaning
The state of being inconsistent or out of place.
Example
The incongruity of his cheerful mood during the funeral shocked everyone.
在葬礼上，他愉快的心情与情境的不一致让所有人都震惊了。
C2 adjective /həˈrɛtɪkəl/

heretical

异端
Meaning
Relating to or characterized by departure from accepted beliefs or standards, especially in religion.
Example
The priest condemned the book as heretical.
牧师将这本书谴责为异端。
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 adverb /ˌðeərˈwɪð/

Therewith

与此一起;
Meaning
together with that; in addition to that
Example
He handed me the contract and the pen therewith.
他把合同和笔与此一起交给了我。
C2 noun /ɪˈmɛtɪk/

emetic

呕吐药
Meaning
a substance that causes vomiting
Example
The doctor administered an emetic to remove the poison.
医生给病人使用了呕吐药以清除毒素。
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 adjective /ɪnhɑːrˈmoʊniəs/

Inharmonious

不和谐
Meaning
lacking harmony; discordant in sound; not in tune
Example
The inharmonious sounds from the broken piano made everyone cover their ears.
破碎钢琴发出的不和谐声音让每个人都捂住了耳朵。
C2 noun (plural) /ˈlɪniəmənts/

lineaments

面部特征
Meaning
The features or distinctive characteristics of the face or body.
Example
The lineaments of his face were sharp and stern.
他的面部特征很尖锐且严肃。
C2 verb /ʌpˈbreɪd/

upbraid

斥责
Meaning
To scold or criticize someone harshly.
Example
The teacher upbraided the student for being late again.
老师因为学生再次迟到而训斥了他。
C2 verb /dɪˈsɛmbəl/

dissemble

假装
Meaning
to conceal one's true motives, feelings, or beliefs; to pretend
Example
He tried to dissemble his anger with a forced smile.
他试图用强颜欢笑来掩饰自己的愤怒。
C2 adjective /dɪˈmoʊniˌæk/

demoniac

恶魔般的
Meaning
possessed, produced, or influenced by a demon; frenzied or violent
Example
The soldiers fought with demoniac fury.
士兵们以恶魔般的愤怒作战。
C2 adjective /ɪnˈvɪdiəs/

invidious

引起嫉妒的
Meaning
likely to arouse resentment, envy, or anger in others
Example
The manager's invidious remarks created tension among the employees.
经理的嫉妒言论在员工中间造成了紧张气氛。
C2 noun/adjective /ælˈbaɪ.noʊ/

albino

白化病 (缺乏色素的人/动物)
Meaning
A person, animal, or plant lacking normal pigmentation, resulting in pale skin, hair, and eyes.
Example
The albino rabbit had white fur and pink eyes.
白化病兔子有着白色的毛发和粉红色的眼睛。
C2 noun /breɪ/

brae

山坡
Meaning
A hillside or slope, especially in Scotland.
Example
They climbed up the grassy brae to see the sunset.
他们爬上了长满草的山坡去看日落。
C2 noun /pɛlf/

pelf

不正当的钱
Meaning
Money, especially when gained dishonorably.
Example
The corrupt official was motivated only by pelf.
腐败的官员仅仅是为了不正当的钱而动机。
C2 noun /ɒmˈnɪpətəns/

omnipotence

全能
Meaning
The quality of having unlimited power or authority.
Example
Many religions describe God’s omnipotence as absolute.
许多宗教将上帝的全能描述为绝对的。
C2 noun /ˈtrɒɡlədaɪt/

troglodyte

穴居人
Meaning
A person who lives in a cave or is considered old-fashioned and out of touch.
Example
Some called him a troglodyte for refusing to use modern technology.
有些人称他为穴居人，因为他拒绝使用现代技术。
C2 noun /ˈɪn.tɪ.ɡreɪ.tɪv dɪˈpləʊ.mə.si/

integrative diplomacy

综合外交
Meaning
A diplomatic approach that seeks to combine or coordinate different elements, interests, or parties into a unified whole.
Example
Integrative diplomacy strengthens alliances.
综合外交增强了联盟。
C2 noun /sɪˈkwiːlə/

sequela

后遗症
Meaning
A condition that is the consequence of a previous disease or injury.
Example
Lung scarring can be a sequela of severe pneumonia.
肺部瘢痕可能是重症肺炎的后遗症。
C2 noun /ˈpælɪmpsɛst/

palimpsest

重写本
Meaning
a manuscript or document that has been written over but still bears traces of earlier writing; something reused or altered but still retaining traces of its earlier form
Example
The ancient manuscript was a palimpsest, showing faint traces of previous texts beneath the new writing.
这本古老的手稿是一个重写本，下面隐藏着以前文本的微弱痕迹。
C2 noun /məˈnɒkrəsi/

monocracy

独裁制
Meaning
A system of government by a single person; autocracy.
Example
The nation suffered under decades of monocracy.
国家在几十年的独裁制下遭受痛苦。
C2 noun /ˌsɪmjʊˈleɪkrəm/

simulacrum

拟像
Meaning
an image or representation of someone or something; a superficial likeness
Example
The statue was only a simulacrum of the ancient god.
这座雕像仅仅是古代神灵的拟像。
C2 noun /ˌkæstɪˈɡeɪʃən/

castigation

严厉的批评或惩罚
Meaning
Severe criticism or punishment for wrongdoing.
Example
The manager’s harsh castigation shocked the entire team.
经理的严厉批评震惊了整个团队。
C2 verb /pɔːrˈtɛnd/

portend

预示
Meaning
To be a sign or warning that something, especially something bad, is going to happen.
Example
Dark clouds portend a storm.
暗云预示着暴风雨。
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 adjective /əˈfɪʃəs/

officious

多管闲事
Meaning
Excessively eager to offer unwanted help or advice; meddlesome.
Example
The officious guard kept interrupting the visitors with unnecessary instructions.
那位多管闲事的警卫不断用不必要的指令打扰游客。
C2 noun /lɑːrˈʒes/

largess

慷慨
Meaning
Generosity in giving gifts or money.
Example
The foundation survived thanks to the largess of wealthy donors.
这个基金会得以生存，多亏了富有捐赠者的慷慨。
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。
C2 noun /ˌsuː.pər.əˈbʌn.dəns/

superabundance

过剩
Meaning
An excessive or overflowing amount of something.
Example
The garden was filled with a superabundance of flowers.
花园里充满了过多的花朵。
C2 adjective /rɪˈflɛktɪbəl/

reflectible

可反射的
Meaning
capable of being reflected, as light or an image
Example
The surface of the lake is highly reflectible in the morning sun.
湖面的反射性在早晨的阳光下非常强。
C2 noun /ˌdaɪ.jʊˈret.ɪk/

diuretic

利尿剂
Meaning
A substance that promotes the production of urine.
Example
Coffee has a mild diuretic effect.
咖啡有轻微的利尿作用。
C2 adjective /ˈlɪmbər/

limber

灵活和敏捷
Meaning
Flexible and agile in body or movement.
Example
Dancers need to stay limber to perform well.
舞者需要保持灵活才能表现好。
C2 verb /ˈɔːɡər/

augur

预示
Meaning
To be a sign of something to come; to predict or foretell.
Example
Dark clouds augur a coming storm.
乌云预示着即将来临的风暴。
C2 adjective /ˌɪnkɔːrˈpɔːriəl/

incorporeal

无形的
Meaning
lacking a physical body; not composed of matter; intangible
Example
Ghosts are often described as incorporeal beings.
鬼魂常被描述为无形的存在。
C2 noun /mjuːˈnɪfəsəns/

munificence

慷慨
Meaning
great generosity or lavish giving
Example
The hospital was built thanks to the munificence of a wealthy donor.
医院的建成得益于一位富有捐赠者的慷慨。
C2 verb /ˈræŋ.kəl/

rankle

激怒
Meaning
To cause continuing annoyance or resentment.
Example
His unfair criticism continued to rankle her for days.
他的不公正批评持续了好几天，令她不快。
C2 noun /ˈɛpəʊd/

epode

一种抒情诗的形式
Meaning
A form of lyric poem written in couplets, often following a strophe and antistrophe in classical Greek poetry.
Example
The poet concluded his ode with a striking epode.
诗人以一个令人印象深刻的艾波德结束了他的颂歌。
C2 noun /ˌsɒ̃ˈfrwɑː/

sang-froid

冷静
Meaning
Composure or coolness, especially in difficult situations.
Example
The leader handled the crisis with remarkable sang-froid.
领导以非凡的冷静处理了这次危机。
C2 noun /ˌfɪzɪˈɑːkrəsi/

physiocracy

地权主义
Meaning
an economic theory that land and its natural products are the source of wealth
Example
Physiocracy emphasized the importance of agriculture in national wealth.
地权主义强调农业在国家财富中的重要性。
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 /ˌnjʊə.rəʊˈdʒɛn.ɪ.sɪs/

neurogenesis

大脑中新神经细胞的形成过程
Meaning
The process of forming new nerve cells in the brain.
Example
Scientists are studying neurogenesis to understand brain health.
科学家们正在研究神经发生，以了解大脑健康。
C2 verb /bɪˈweɪl/

bewail

哀叹
Meaning
to express deep sorrow or regret over something; to mourn openly
Example
She bewailed the loss of her childhood home.
她哀叹失去了童年的家。
C2 adjective /dɪsˈkɜrsɪv/

discursive

离题的
Meaning
Tending to digress or move from topic to topic; lengthy and rambling.
Example
His discursive style made the lecture hard to follow.
他的离题风格使得讲座难以跟上。
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.
C2 adjective /ˌsæpəˈneɪʃəs/

saponaceous

含肥皂性质的
Meaning
Soapy or having the qualities of soap.
Example
The plant has saponaceous leaves that produce foam when rubbed in water.
这种植物有含肥皂性质的叶子，擦在水中时会产生泡沫。
C2 noun /ˌɛksɪˈɡjuːɪti/

exiguity

匮乏
Meaning
the quality of being scanty or meager in amount
Example
The exiguity of resources made the project difficult to complete.
资源的匮乏使得项目完成变得困难。
C2 noun /ˈmæk.rəˌkɒz.əm/

macrocosm

宇宙宏观
Meaning
The whole universe considered as a large, complex system; a large-scale representation of something.
Example
The macrocosm of the universe reflects the microcosm of human life.
宇宙的宏观反映了人类生活的微观。
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 /ˌdɪsprəˈpɔːrʃən/

disproportion

不平衡
Meaning
a lack of balance or symmetry; an inequality
Example
There is a clear disproportion between rich and poor in many societies.
在许多社会中，富人和穷人之间存在明显的不平衡。
C2 adjective /ˈmjuːlɪʃ/

mulish

Meaning
extremely stubborn or unwilling to change
Example
She remained mulish despite all the convincing arguments.
C2 noun /kənˈtɔːrʃən/

contortion

扭曲或弯曲的形状; 从正常形状扭曲的行为
Meaning
a twisted or bent shape; the act of twisting out of the normal shape
Example
The gymnast's contortion amazed the audience.
体操运动员的扭曲动作令观众惊叹。
C2 noun /ˈdʒæk.dɔː/

Jack-daw

小乌鸦
Meaning
a small gray and black bird of the crow family, known for its intelligence
Example
The jackdaw collected shiny objects for its nest.
杰克道收集了闪亮的物品为它的巢。
C2 noun /prəˈpɪŋkwɪti/

propinquity

亲近
Meaning
the state of being close to someone or something; proximity
Example
The propinquity of their houses made them close friends.
他们房屋的亲近使他们成为了亲密的朋友。
C2 noun /kəˈlɒsəti/

callosity

粗厚的皮肤
Meaning
A thickened or hardened area of skin; insensitivity or hardness of character.
Example
Years of manual labor left callosity on his hands.
多年的体力劳动使他的手上留下了厚皮。
C2 noun (plural) /maɪˈnjuːʃiiː/

minutiae

琐事
Meaning
the small, precise, or trivial details of something
Example
The lawyer focused on the minutiae of the contract.
律师专注于合同的琐事。
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 noun /buːb/

boob

傻瓜；胸部（口语）
Meaning
a foolish or clumsy person; an informal and sometimes rude term for a woman's breast
Example
He felt like a complete boob after forgetting the meeting.
忘记会议后，他觉得自己像个十足的傻瓜。
C2 adjective /ˌtaɪtˈfɪstɪd/

tightfisted

吝啬
Meaning
unwilling to spend money; stingy
Example
He is so tightfisted that he refuses to tip at restaurants.
他非常吝啬，甚至在餐馆里都不愿意给小费。
C2 noun /priˈɛmpʃən/

preemption

优先购买权
Meaning
The act of taking action before someone else; the right to purchase or act before others.
Example
The company exercised preemption to acquire the land before competitors.
公司行使优先购买权，在竞争对手之前购买了土地。
C2 adjective /ˈdʒen.ɪ.tɪv/

genitive

所有格
Meaning
relating to or denoting a case of nouns and pronouns indicating possession
Example
In English, the genitive case is often shown with an apostrophe and 's'.
在英语中，所有格通常通过撇号和's'来表示。
C2 noun /sɪˈrɒkoʊ/

sirocco

炎热干燥的风
Meaning
A hot, dry wind blowing from North Africa across the Mediterranean to southern Europe.
Example
The sirocco made the city unbearably hot and dusty.
西罗科让这座城市变得极其炎热和尘土飞扬。
C2 adjective /ˈkɪŋ.ki/

Kinky

不寻常的性行为；卷曲或弯曲的头发
Meaning
having or involving unconventional sexual practices; having tight curls or bends
Example
His kinky hair made him look unique.
他的卷发使他看起来独特。
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 adjective /ˈslʌvənli/

slovenly

邋遢
Meaning
Untidy or careless in appearance, habits, or work.
Example
His slovenly appearance made a bad impression at the interview.
他的邋遢外表在面试中留下了不好的印象。
C2 noun /rɪˈpoʊst/

riposte

犀利的反应
Meaning
a quick and clever reply to criticism or an insult
Example
Her sharp riposte left everyone in silence.
她尖锐的反应让所有人都安静了。
C2 noun /ˈsaɪz.mə.ɡræf/

seismograph

地震仪
Meaning
An instrument that measures and records details of earthquakes, such as force and duration.
Example
The seismograph detected a strong tremor in the area.
地震仪检测到该地区的强烈震动。
C2 noun /ˈɡændər/

Gander

雄鹅
Meaning
male goose
Example
The gander protected his family from the approaching dog.
这只雄鹅保护了他的家人免受靠近的狗的攻击。
C2 noun/verb /ˈsoʊdʒɜrn/

sojourn

短暂停留
Meaning
A temporary stay at a place; to stay temporarily
Example
She enjoyed a brief sojourn in Paris during the summer.
她在夏天享受了在巴黎的短暂逗留。
C2 adjective /əˈrækjələr/

oracular

神谕的
Meaning
Resembling an oracle; giving wise, mysterious, or prophetic statements
Example
Her oracular words left the audience deep in thought.
她的神谕般的话让观众陷入了深思。
C2 adjective /pɪˈdʒɒrətɪv/

pejorative

贬义的
Meaning
Expressing contempt or disapproval.
Example
He used pejorative terms to insult his opponents.
他用贬义的词语侮辱他的对手。
C2 noun /oʊliˈændər/

Oleander

夹竹桃
Meaning
a poisonous evergreen shrub with clusters of white, pink, or red flowers
Example
The beautiful oleander flowers bloomed in the garden despite their toxic nature.
美丽的夹竹桃花在花园里盛开，尽管它们有毒。
C2 noun /kroʊn/

crone

老妇人
Meaning
An old woman, often one who is thin and ugly, sometimes associated with witch-like qualities.
Example
The children were scared by the story of the wicked crone in the forest.
孩子们被森林中邪恶老妇人的故事吓到了。
C2 adjective /əˈprəʊ.bri.əs/

opprobrious

侮辱性的
Meaning
Expressing strong criticism or scorn.
Example
He made opprobrious remarks about his opponent.
他对对手做出了侮辱性评论。
C2 noun /ˈkæbəˌlɪzəm/

cabalism

卡巴利主义
Meaning
The doctrines, practices, or secretive dealings of a cabal.
Example
The historian wrote extensively about cabalism in the royal court.
历史学家在王室宫廷中广泛写作关于卡巴利主义的内容。
C2 noun /ɪmˌprɒb.əˈbɪl.ə.ti/

Improbability

不可能性
Meaning
the quality or state of being improbable; unlikely to be true or to happen
Example
The improbability of winning the lottery twice didn't stop her from buying tickets.
两次赢得彩票的可能性几乎为零，但她仍然买了票。
C2 verb /ʌnˈkaʊtʃ/

uncouch

从沙发上移开（罕见用法）
Meaning
to remove from a couch or to release from being laid down (rare/archaic usage)
Example
The surgeon attempted to uncouch the cataract.
外科医生试图去除白内障。