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C1 adjective /ˈvɑːlətl/

volatile

波动的
Meaning
likely to change rapidly and unpredictably, especially for the worse
Example
The stock market is extremely volatile these days.
股市这些天极其波动。
B2 noun /vɜːrs/

verse

诗句
Meaning
A line of writing in poetry; a section of a song or poem.
Example
She wrote a beautiful verse for the wedding ceremony.
她为婚礼仪式写了一首美丽的诗句。
B1 noun /ˈvɪərər/

viewer

观众
Meaning
a person who watches something, especially television or video content
Example
The viewer is able to switch channels with the remote control.
观众可以使用遥控器切换频道。
B2 noun /vɪˈsɪn.ə.ti/

Vicinity

附近; 邻近
Meaning
the area near or surrounding a particular place; neighborhood
Example
There are many shops in the vicinity of the school.
学校附近有很多商店。
B2 noun /ˈvɜː.tʃuː/

Virtue

美德；道德；有用的品质
Meaning
behavior showing high moral standards; a good or useful quality of a thing
Example
Honesty is considered the highest virtue in many cultures.
诚实在许多文化中被认为是最高的美德。
B2 noun ˈvɜː.tʃu.əl ˈklɑːs.ruːmz

virtual classrooms

虚拟教室
Meaning
An online learning environment where teachers and students interact via digital platforms.
Example
Virtual classrooms enable remote learning for students worldwide.
虚拟教室为全球学生提供远程学习的机会。
B1 noun /vaɪəˈlɪn/

Violin

小提琴
Meaning
a musical instrument with four strings that is played with a bow
Example
She plays the violin beautifully in the orchestra.
她在乐队中优美地演奏小提琴。
C1 adjective /ˈvɛlvəti/

velvety

幸福
Meaning
having a smooth, soft texture like velvet
Example
She spoke in a low, velvety voice.
她收到奖项时，无法掩饰她的幸福。
B1 abbreviation /vərsəs/

vs

对抗
Meaning
used to indicate opposition or contrast between two things
Example
The match was Brazil vs Argentina in the final.
比赛是巴西对抗阿根廷的决赛。
B2 noun ˈvaɪtəl rɪˈsɔːrsɪz

vital resources

重要资源
Meaning
Essential assets or supplies that are crucial for survival and development.
Example
Water is one of Bangladesh's vital resources.
水是孟加拉国的重要资源之一。
C2 verb /ˈvæsɪleɪt/

vacillate

幸福
Meaning
to waver between different opinions or actions; be indecisive
Example
He vacillated between studying law and becoming a writer.
她在获得奖项时无法掩饰自己的幸福。
B2 adjective /ˈvaɪəbəl/

viable

可行的, 可操作的
Meaning
Capable of working successfully; feasible.
Example
A viable solution is necessary for long-term success.
一个可行的解决方案对长期成功至关重要。
C1 adjective /ˈviːəmənt/

Vehement

激烈的; 强烈的; 热情的; 精力充沛的
Meaning
showing strong feeling; forceful; passionate; intense
Example
She gave a vehement denial of the accusations.
她坚决否认了这些指控。
C2 adverb /ˈvɛrɪli/

verily

的确
Meaning
truly; certainly; without a doubt
Example
Verily, I say unto you, this is the truth.
的确，我对你们说，这就是事实。
C2 verb /vɔːnt/

vaunt

Meaning
to boast or brag about something, especially in an excessive way
Example
He would often vaunt his achievements in front of his colleagues.
C2 noun /ˌvælɪˈdɪkʃən/

valediction

告别辞
Meaning
The act of saying farewell; a formal goodbye.
Example
The professor gave a touching valediction at his retirement ceremony.
教授在退休仪式上发表了感人的告别辞。
B1 noun /ˈvoʊtɪŋ/

voting

投票
Meaning
the act of making a choice in an election or decision by casting a vote
Example
Voting is an important part of a democratic society.
投票是民主社会的重要组成部分。
B2 noun /ˌvɛrɪfɪˈkeɪʃən/

verification

验证
Meaning
The process of establishing the truth, accuracy, or validity of something.
Example
The bank requires verification of identity before opening an account.
银行在开设账户之前需要进行身份验证。
C1 noun /ˈvaɪ.pər/

Viper

毒蛇
Meaning
a venomous snake with large hinged fangs that typically has a thick body and gives birth to live young
Example
The viper coiled up when it sensed danger.
毒蛇在感受到危险时盘成一圈。
C1 adverb/adjective /vɜːˈbeɪ.tɪm/

verbatim

逐字或逐句
Meaning
In exactly the same words as were used originally; word for word repetition.
Example
She repeated his instructions verbatim to avoid errors.
她逐字重复了他的指示，以避免错误。
C2 adjective /ˈvoʊlənt/

volant

会飞的
Meaning
able to fly or moving swiftly
Example
The volant bird soared gracefully across the sky.
那只会飞的鸟优雅地飞翔在天空中。
C2 adjective /ˌvɪtriˈɑːlɪk/

vitriolic

尖刻的批评
Meaning
filled with bitter criticism or malice
Example
His vitriolic remarks hurt everyone in the room.
他尖刻的评论伤害了房间里所有的人。
C2 adjective /ˈvɪtriəs/

vitreous

玻璃状
Meaning
having a glass-like appearance or quality
Example
The mineral has a vitreous shine.
这种矿物有玻璃状的光泽。
C1 adjective /ˈvɪskəs/

viscous

粘性
Meaning
Having a thick, sticky consistency between solid and liquid.
Example
Honey is a viscous liquid that flows slowly.
蜂蜜是一种粘性液体，流动缓慢。
C2 noun /ˈvaɪsrɔɪ/

viceroy

副总督
Meaning
a ruler exercising authority on behalf of a sovereign in a colony or province
Example
The viceroy governed the colony in the king's name.
副总督以国王的名义治理殖民地。
C1 noun /vɪnˈjɛt/

vignette

小品
Meaning
A short, descriptive piece of writing or a brief scene.
Example
The author included a poignant vignette in the introduction of the book.
作者在书的序言中加入了一篇感人的小品。
B2 adjective /ˈvɜː.sə.taɪl/

versatile

多才多艺
Meaning
Able to adapt or be adapted to many different functions or activities; having many uses or applications.
Example
He is a versatile musician who can play multiple instruments.
他是一个多才多艺的音乐家，能演奏多种乐器。
C1 adverb /ˈvælɪdli/

validly

合法地
Meaning
in a legally, logically, or officially acceptable manner
Example
The contract was validly signed by both parties.
合同已由双方合法地签署。
B2 noun /ˈves.əl/

vessel

船
Meaning
A ship or large boat.
Example
The vessel carried critical supplies.
船只运输了重要物资。
B2 adjective /veɪn/

Vain

虚荣; 徒劳
Meaning
having excessive pride in one's appearance; futile or unsuccessful
Example
She spent hours in front of the mirror being quite vain.
她在镜子前花了好几个小时，非常虚荣。
A2 noun /ˈvæk.juːm ˈkliː.nər/

Vaccum cleaner

吸尘器
Meaning
an electrical appliance that uses suction to remove dirt and dust from carpets and floors
Example
She used the vacuum cleaner to clean the living room carpet.
她用吸尘器清洁客厅的地毯。
C1 noun/verb /ˈvɑːrnɪʃ/

varnish

清漆
Meaning
A liquid that is applied to wood or other materials to form a hard, shiny surface; also to apply such a liquid.
Example
The carpenter varnished the table to give it a glossy finish.
木匠给桌子涂了清漆，给它一个光亮的外观。
B1 noun /ˈvɜːr.ʒən/

Version

版本; 形式; 叙述
Meaning
a particular form or variation of something; an account of an event
Example
This is the latest version of the software.
这是软件的最新版本。
C2 adjective /vaɪˈtjuːpərəbl̩/

vituperable

应受指责的
Meaning
Deserving of blame, censure, or harsh criticism.
Example
His reckless actions made him vituperable in the eyes of his colleagues.
他鲁莽的行为使他在同事眼中变得应受指责的。
B2 adjective /ˈvɜː.tʃu.əl/

Virtual

虚拟的
Meaning
almost or nearly as described, but not completely or according to strict definition; existing in essence or effect, though not in fact
Example
The virtual meeting allowed participants from different countries to collaborate.
虚拟会议使来自不同国家的参与者能够进行合作。
B1 adjective /ˈvaɪə.lət/

Violet

紫罗兰色
Meaning
of a bluish-purple color
Example
She wore a beautiful violet dress to the party.
她穿了一件漂亮的紫罗兰色裙子参加派对。
C1 noun /ˈvaɪəˌleɪtər/

violator

违规者
Meaning
A person who breaks or disregards a law, rule, or agreement.
Example
The police caught the traffic violator at the intersection.
警察在交叉口抓住了交通违规者。
C1 noun ˈvɜːmɪn

vermin

小型有害的动物或昆虫，难以控制且传播疾病
Meaning
Small harmful animals or insects that are difficult to control and carry disease.
Example
The house was infested with vermin, requiring immediate action.
房子被害虫侵扰，需要立即采取行动。
B2 adverb /ˈvɜː.tʃu.ə.li/

Virtually

几乎; 实际上;
Meaning
nearly; almost; in effect though not in name
Example
The building was virtually destroyed in the earthquake.
这座建筑在地震中几乎被摧毁。
C2 noun /vɪm/

vim

活力
Meaning
energy and enthusiasm
Example
She performed the dance with great vim and vigor.
她充满活力和热情地表演了这支舞蹈。
B2 noun /vaɪs/

Vice

恶习; 不道德行为; 缺点
Meaning
an immoral or wicked behavior; a moral failing or fault
Example
Smoking is his only vice.
吸烟是他唯一的恶习。
C2 noun /vəˈliːɪti/

velleity

微弱的愿望
Meaning
A wish or inclination not strong enough to lead to action.
Example
His interest in painting never grew beyond a mere velleity.
他对绘画的兴趣从未超越一个微弱的愿望。
C2 noun vəˈlɪʃən

volition

意志
Meaning
The faculty or power of using one's will; the power of choosing or determining.
Example
She left the job of her own volition.
她是自愿离开工作的。
C2 adjective /vɪˈtjuːpərətɪv/

vituperative

辱骂的
Meaning
Characterized by abusive or harsh language.
Example
The teacher’s vituperative remarks left the students in tears.
老师的辱骂言辞让学生们泪流满面。
A2 noun /ˈvedʒtəbəl ɔɪl/

Vegetable oil

植物油
Meaning
Oil extracted from plants, seeds, or nuts used for cooking
Example
She heated vegetable oil in the pan before adding the vegetables.
她在锅里加热植物油，然后加入蔬菜。
C1 noun ˈvæljuː beɪst ˌɛdjuːˈkeɪʃən

value-based education

基于价值的教育
Meaning
Education that emphasizes moral principles and ethical values.
Example
Value-based education shapes moral character.
基于价值的教育塑造了道德品格。
C2 adjective /vɜːrˈtɪdʒɪnəs/

vertiginous

眩晕的
Meaning
Causing dizziness due to great height or steepness.
Example
The tourists looked down from the vertiginous cliffs with awe.
游客从眩晕的悬崖上低头望去，满怀敬畏。
A1 noun /ˈvɪlɪdʒ/

village

村庄
Meaning
a small community or group of houses in a rural area
Example
They live in a small village surrounded by mountains.
他们住在一个被山脉环绕的小村庄里。
C2 adjective /ˈvɪnsəbl/

vincible

可征服的
Meaning
capable of being overcome or defeated
Example
The enemy seemed vincible after losing their main base.
敌人在失去他们的主基地后似乎变得可征服。
B1 noun /ˈvəʊtə/

voter

选民
Meaning
a person who votes in an election
Example
Voters lined up outside the polling station to cast their ballots.
选民们排队站在投票站外，等待投票。
B1 noun /ˈvɪn.ɪ.ɡər/

Vinegar

醋
Meaning
a sour liquid made from fermented alcohol, used for cooking and preserving
Example
I added vinegar to the salad dressing for extra flavor.
我在沙拉酱里加了醋，以增加味道。
B1 noun /ˈviːɪkəl/

Vehicle

车辆; 汽车; 媒介
Meaning
a thing used for transporting people or goods, especially on land; a means of expressing or displaying something
Example
The electric vehicle is becoming more popular these days.
电动汽车在这些日子里越来越受欢迎。
B2 adjective /ˈvʌl.ɡər/

Vulgar

粗俗; 粗鲁; 不文雅;
Meaning
lacking sophistication or good taste; crude and offensive in language or behavior
Example
His vulgar language offended everyone at the dinner party.
他的粗俗语言冒犯了晚宴上的所有人。
B1 adjective /ˈvaɪə.lənt/

Violent

暴力的; 激烈的
Meaning
using or involving physical force intended to hurt, damage, or kill; very forceful or powerful
Example
The violent storm caused significant damage to the coastal areas.
暴力风暴对沿海地区造成了重大损害。
C2 noun /vɛnˈdɪʃən/

vendition

销售
Meaning
The act of selling; sale.
Example
The auction was a formal vendition of the estate's assets.
拍卖是财产资产的正式销售。
C2 adjective /ˈvɪsɪd/

viscid

粘稠
Meaning
Having a thick, sticky consistency.
Example
The sap had a viscid texture that stuck to his hands.
树汁有一种粘稠的质地，粘在他的手上。
B2 adjective /ˈveɪ.kənt/

Vacant

空的；未占用的；可用的
Meaning
empty; not occupied; available
Example
There is a vacant apartment on the second floor.
在二楼有一个空置的公寓。
C2 noun /ˈveɪɡəri/

vagary

意外变化
Meaning
An unexpected and inexplicable change in a situation or someone's behavior.
Example
The vagaries of the weather made planning difficult.
天气的变化使得计划变得困难。
C2 noun /ˈvaɪəl/

viol

一种古老的弦乐器
Meaning
A stringed musical instrument of the Renaissance and Baroque periods, played with a bow and similar to but distinct from the violin family.
Example
The musician played an old viol in the chamber music concert.
音乐家在室内音乐会中演奏了一把古老的维奥尔。
C1 adverb /ˈvaɪtəli/

vitally

至关重要地
Meaning
in an extremely important or essential way; in a manner relating to life or vitality
Example
Access to clean water is vitally important for public health.
获得清洁的水对公共健康至关重要。
C2 adjective /ˈvɛndɪbəl/

vendible

可销售的
Meaning
Capable of being sold; marketable.
Example
Only vendible products were displayed at the trade fair.
只有可销售的产品在贸易展会上展示。
B1 noun /ˈvɪʒ.ən/

vision

视力
Meaning
The faculty or state of being able to see.
Example
Excessive rubbing can damage vision.
过度摩擦可能损害视力。
C2 verb /ˈvɪlɪfaɪ/

vilify

幸福
Meaning
to speak or write about someone in an abusive or disparaging manner
Example
The politician was vilified in the media for his controversial remarks.
当她收到奖项时，她无法隐藏自己的幸福。
C2 adjective /ˈvɜːrdənt/

verdant

青葱
Meaning
Green with grass or other rich vegetation; lush and fertile.
Example
The hills looked verdant after the monsoon rains.
经过季风雨后，山丘看起来绿意盎然。
C1 verb /vəˈkeɪt/

vacate

腾出
Meaning
to leave a place; to make empty by leaving
Example
The tenants must vacate the apartment by the end of the month.
房客必须在月底前腾出公寓。
C2 noun ˈvɜː.mɪ.kʌl.tʃər

vermiculture

蚯蚓养殖
Meaning
The cultivation of earthworms, especially for use in composting organic waste.
Example
Vermiculture enriches soil with natural nutrients.
蚯蚓养殖为土壤提供自然养分。
C2 verb /ˈvaɪtəlaɪz/

vitalize

赋予生命
Meaning
To give life, energy, or strength to something.
Example
Fresh air and exercise can vitalize the body and mind.
新鲜的空气和运动可以使身体和心灵充满活力。
C1 noun /ˈvæntɪdʒ/

vantage

有利位置
Meaning
a position or situation that gives an advantage or a good view
Example
From this vantage, we could see the entire valley.
从这个位置，我们可以看到整个山谷。
C2 adjective /vəˈlʌptʃuəs/

voluptuous

奢华的
Meaning
Relating to or characterized by luxury and sensual pleasure; sexually attractive.
Example
The artist painted a voluptuous figure reclining on the couch.
艺术家画了一幅奢华的雕像，躺在沙发上。
B2 noun /ˌvaɪ.əˈleɪ.ʃən/

Violation

违反; 违反规则
Meaning
the action of violating someone or something; the action of breaking or failing to comply with a rule or formal agreement
Example
The company was fined for violation of environmental regulations.
该公司因违反环境法规而被罚款。
B1 adjective /ˈvɛəriəs/

Various

各种各样的; 多种类型的
Meaning
several different; many different types of
Example
She has lived in various countries around the world.
她曾在世界各地的多个国家生活过。
C1 adjective /ˈvɛrɪtəbl/

veritable

真实的
Meaning
used to emphasize that something is genuine or true
Example
The house was a veritable palace compared to ours.
这座房子与我们的相比，简直是座真正的宫殿。
B1 noun /ˈvæl.i/

Valley

山谷
Meaning
a low area of land between hills or mountains
Example
The green valley stretched for miles between the mountains.
绿色的山谷在山脉之间延伸了好几英里。
C1 noun ˌvæljuˈeɪʃən

valuation

估价
Meaning
An estimation of the worth of something.
Example
The valuation of the property was much higher than expected.
该物业的评估远高于预期。
C2 noun /viːˈnæləti/

venality

贪污腐化
Meaning
the quality of being open to bribery or corruption
Example
The scandal revealed the venality of several senior officials.
丑闻揭示了几位高级官员的贪污腐化。
C1 noun /vɪˈvæsɪti/

vivacity

活力
Meaning
The quality of being lively, animated, and full of energy.
Example
The child’s vivacity brightened the entire room.
孩子的活力照亮了整个房间。
C2 adjective /ˈvɜːrnəl/

vernal

春天的
Meaning
related to spring; fresh, youthful
Example
The garden was filled with vernal beauty after the long winter.
经过漫长的冬季，花园充满了春天的美丽。
B1 noun /ˌvɒl.ənˈtɪər/

Volunteer

志愿者
Meaning
a person who freely offers to take part in an enterprise or undertake a task
Example
Many volunteers helped distribute food to the homeless.
许多志愿者帮助无家可归的人分发食物。
B2 noun /ˈvendə(r)/

Vendor

小贩
Meaning
a person or company offering something for sale, especially a trader in the street
Example
The street vendor sold fresh fruits and vegetables.
街头小贩卖新鲜的水果和蔬菜。
C2 noun /ˈvæləns/

valance

装饰帷幔
Meaning
A decorative drapery hung across the top of a window or bed.
Example
She chose a floral valance to match the curtains in her bedroom.
她选择了一款花卉装饰帷幔来搭配她卧室里的窗帘。
C2 adjective /ˈvæpɪd/

vapid

乏味的
Meaning
lacking liveliness, flavor, or interest; dull and uninspired
Example
The lecture was so vapid that half the audience fell asleep.
讲座如此乏味，以至于一半的听众都睡着了。
C2 noun /vɪˈsɪsɪtjuːd/

vicissitude

生活的变迁
Meaning
A natural change or succession of one thing to another; the ups and downs of life.
Example
The vicissitude of life often teaches resilience.
生活的变迁常常教会人们适应力。
B2 adjective /ˈvaɪ.brənt/

Vibrant

充满活力; 鲜艳的; 生动的
Meaning
full of energy and life; bright and striking
Example
The vibrant colors of the sunset painted the sky beautifully.
日落的鲜艳色彩美丽地涂抹了天空。
C1 noun vaɪˈtæləti

vitality

活力, 能量
Meaning
The state of being strong and active; energy.
Example
The vitality of the team helped them succeed in the competition.
团队的活力帮助他们在比赛中取得了成功。
B2 adjective /ˈvɪɡ.ər.əs/

vigorous

充满活力
Meaning
Characterized by high energy and vitality.
Example
Regular exercise keeps the body vigorous and healthy.
定期锻炼保持身体充满活力和健康。
B1 noun ˈvɪktəri

victory

胜利
Meaning
The act of defeating an enemy or opponent in a battle, game, or other competition.
Example
The victory of Bangladesh on December 16 is a moment of pride.
孟加拉国在12月16日的胜利是骄傲的时刻。
B2 adjective /veɪɡ/

Vague

模糊; 不确定
Meaning
unclear or uncertain in meaning; not clearly expressed
Example
His explanation was too vague for me to understand.
他的解释太模糊，我无法理解。
C1 verb /ˈviːtoʊ/

veto

否决
Meaning
to reject or forbid a decision, proposal, or law
Example
The president decided to veto the new bill.
总统决定否决这项新法案。
C2 verb /vɪˈtjuːpəreɪt/

vituperate

严厉批评
Meaning
To criticize harshly or abuse verbally.
Example
The politician was quick to vituperate his opponents during the debate.
政治家在辩论中迅速地批评了他的对手。
B2 verb /ˈvælɪdeɪt/

validate

验证
Meaning
To check or prove the accuracy, truth, or legality of something.
Example
The scientist worked hard to validate the experiment's results.
科学家努力验证实验结果。
C1 adjective /vɪˈveɪʃəs/

vivacious

充满活力
Meaning
Attractively lively and animated.
Example
She was admired for her vivacious personality.
她因其充满活力的个性而受到赞赏。
C1 noun ˌvɒl.əˈtɪl.ɪ.ti

volatility

波动性
Meaning
Liability to change rapidly and unpredictably, especially for the worse; instability.
Example
The stock market's volatility makes investment risky.
股市的波动性使投资变得有风险。
B2 noun /vɒlˈkæn.ɪk ɪˈrʌp.ʃən/

volcanic eruption

火山爆发
Meaning
The discharge of lava, ash, and gases from a volcano.
Example
The volcanic eruption covered the town in ash.
火山爆发将城市覆盖在灰烬中。
B2 verb /ˈvɪʒuəlaɪz/

visualize

想象
Meaning
To form a mental image of something; to imagine.
Example
She tried to visualize her success before the big presentation.
她在大演讲前尝试去想象自己的成功。
B2 verb /ˈvaɪəleɪt/

violate

违反
Meaning
to break or go against a rule or law; to disrespect
Example
Parking here violates the city regulations.
在这里停车违反了城市规定。
C2 noun /ˈvɪrjʊləns/

virulence

毒性
Meaning
The severity or harmfulness of a disease or poison.
Example
Scientists studied the virulence of the new virus strain.
科学家研究了新病毒株的毒性。
B1 noun /ˈvaɪtəmɪn/

vitamin

维他命
Meaning
a natural substance needed by the body to stay healthy
Example
Fruits and vegetables are rich sources of vitamins.
水果和蔬菜是维他命的丰富来源。
B2 noun /ˈveɪ.pər/

Vapour

蒸汽
Meaning
a substance in the form of a gas, especially when it has changed from a liquid or solid state
Example
Water vapour rose from the hot pavement after the rain.
水蒸气在雨后从热的路面上升。
C2 verb /ˈvɪtrɪfaɪ/

vitrify

转变为玻璃
Meaning
to turn into glass or a glass-like substance by heat
Example
Sand can vitrify under intense heat.
沙子在强烈的热量下可以转变为玻璃。
C2 verb /voʊˈsɪfəˌreɪt/

vociferate

大声抗议
Meaning
to shout, complain, or argue loudly or vehemently
Example
The protesters vociferated against the unfair law.
抗议者大声抗议不公平的法律。
C2 noun /vɜːrv/

verve

活力
Meaning
Great enthusiasm, spirit, or energy in expression or performance.
Example
The actor performed his role with remarkable verve.
这位演员以惊人的活力表演了他的角色。
B2 adjective /ˈvɪv.ɪd/

Vivid

生动的; 明亮的; 清晰的;
Meaning
producing powerful feelings or strong, clear images in the mind; bright and intense
Example
She has vivid memories of her childhood in the countryside.
她对自己在乡村的童年有着生动的记忆。
C2 noun /ˈvɔːdəvɪl/

vaudeville

歌舞杂耍
Meaning
A type of entertainment popular in the early 20th century, featuring a mixture of comedy, song, dance, and variety acts.
Example
The vaudeville show included comedians, magicians, and dancers.
歌舞杂耍表演包括喜剧演员、魔术师和舞者。
B2 noun /vaɪˈbreɪ.ʃən/

Vibration

震动
Meaning
a rapid back and forth movement; oscillation
Example
The phone's vibration woke me up.
电话的震动把我吵醒了。
C1 noun /vəˈræs.ə.ti/

veracity

真实性
Meaning
Conformity to facts; accuracy and truthfulness.
Example
The journalist checked the veracity of the report.
记者核实了报告的真实性。
C1 adjective /ˈvendʒ.fəl/

Vengeful

怀恨的
Meaning
seeking to harm someone in return for a perceived injury; vindictive
Example
She felt vengeful after her friend betrayed her trust.
她在朋友背叛她的信任后感到复仇心重。
C2 adjective /ˈvɛdʒɪtəl/

vegetal

植物的
Meaning
relating to or consisting of plants or vegetation
Example
The soup had a distinct vegetal flavor.
汤有一种独特的植物味。
C1 noun /ˈvɜːrtɪˌɡoʊ/

vertigo

幸福
Meaning
A sensation of spinning or dizziness, often caused by problems in the inner ear or brain.
Example
She felt a sudden vertigo when she looked down from the tall building.
当她获得奖项时，她无法掩饰自己的幸福感。
C1 noun /ˈviːəməns/

Vehemence

强烈; 感情或表达的强度
Meaning
great forcefulness or intensity of feeling or expression; passionate conviction
Example
He argued with such vehemence that everyone was surprised.
他辩论时的强烈情感让每个人都感到吃惊。
C1 noun /ˈvenɪsən/

Venison

鹿肉
Meaning
meat from a deer used as food
Example
The restaurant serves delicious venison steaks.
这家餐厅提供美味的鹿肉牛排。
C1 adjective /ˈvæljənt/

Valiant

英勇的; 英雄的
Meaning
showing courage or determination; brave and heroic
Example
The valiant soldier fought bravely to protect his country.
英勇的士兵勇敢地战斗，保护了他的国家。
C1 noun /ˈvæɡ.ə.bɒnd/

Vagabond

流浪汉; 无家可归者
Meaning
a person who has no home or job and travels from place to place
Example
The old vagabond wandered through the streets looking for food.
那位年老的流浪汉在街头四处游荡寻找食物。
C1 noun /ˈvenəm/

Venom

毒液
Meaning
a poisonous substance secreted by animals such as snakes; extreme malice and bitterness
Example
The snake's venom can be deadly if not treated quickly.
蛇的毒液如果不及时治疗，可能会致命。
C1 verb /ˈvɪn.dɪ.keɪt/

vindicate

辩护
Meaning
To clear someone of blame or suspicion; to show or prove to be right, reasonable, or justified.
Example
The new evidence helped vindicate the wrongly accused man.
新的证据帮助为被错误指控的男子辩护。
C2 noun /ˈvɪntnər/

vintner

酿酒师 / 酒商
Meaning
A person who makes or sells wine.
Example
The vintner explained the process of making red wine.
酿酒师解释了酿制红葡萄酒的过程。
C1 adjective /ˈvɪrjʊlənt/

virulent

极其有害
Meaning
Extremely severe or harmful in its effects.
Example
The virulent disease spread rapidly across the region.
这种病毒性疾病迅速在该地区传播。
C2 verb /ˈvɛdʒɪteɪt/

vegetate

发呆
Meaning
to live in a dull, inactive, or unchallenging way, often with little physical or mental effort
Example
He spent his vacation vegetating on the couch in front of the TV.
他把假期都用来在沙发上看电视，什么都不做。
C1 noun /ˈvænɡɑːrd/

vanguard

先锋
Meaning
the forefront of an action, movement, or military force
Example
The company is at the vanguard of technological innovation.
该公司处于技术创新的先锋地位。
C2 noun /ˈvɛləm/

vellum

羊皮纸
Meaning
a fine parchment made originally from the skin of a calf, used for writing or printing
Example
The ancient manuscript was written on vellum.
古老的手稿是用羊皮纸写的。
B2 noun ˌvɒlənˈtɪər ˌɔːɡənaɪˈzeɪʃən

volunteer organization

志愿者组织
Meaning
A nonprofit group of people who offer their services willingly without payment for a cause.
Example
BD Clean is a volunteer organization promoting recycling.
BD Clean 是一个志愿者组织，推广回收。
B2 noun /vəˈlɪd.ɪ.ti/

Validity

有效性
Meaning
the quality of being legally or officially acceptable; the quality of being logically or factually sound
Example
The validity of the contract expires next month.
合同的有效性将在下个月到期。