falsify
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英语 BN 孟加拉语 HI 印地语 ES 西班牙语 FR 法语 DE 德语 RU 俄语 ZH 中文 JA 日语
All Vocabulary Cards All Vocabularies
C1 verb /ˈfɔːlsɪfaɪ/

falsify

伪造
Meaning
to make something false or to misrepresent
Example
He tried to falsify the documents to avoid taxes.
他试图伪造文件以避免税收。
C2 adjective /fɪˈdjuːʃəl/

fiducial

信任的，作为参考标准的
Meaning
based on trust or confidence; serving as a standard of reference
Example
The fiducial point on the map ensures accurate measurements.
地图上的菲杜西亚尔点确保了精确的测量。
C1 noun, verb /ˈfɛrɪt/

ferret

雪貂, 坚持不懈地寻找或发现某物
Meaning
a small domesticated animal used for hunting; to search or uncover something persistently
Example
He ferreted out the hidden documents.
他发现了隐藏的文件。
B2 noun ˈfeɪs tə ˈfeɪs ˈbætl

face-to-face battle

面对面的战斗
Meaning
A direct confrontation or fight between opposing forces.
Example
The warriors fought a face-to-face battle with the enemies.
战士们与敌人进行了面对面的战斗。
B2 noun /ˈfriː.kwən.si/

Frequency

频率
Meaning
the rate at which something occurs or is repeated over a particular period of time
Example
The frequency of earthquakes in this region has increased dramatically over the past decade.
这个地区的地震频率在过去十年中急剧增加。
A2 adjective /faɪn/

Fine

好的; 极好的; 薄的; 纤细的; 高质量的
Meaning
good; excellent; thin; delicate; high quality
Example
The weather is fine today.
今天天气很好。
C2 verb /ˈfrɪzəl/

frizzle

将食物炸至变脆并卷曲
Meaning
to fry something until it becomes crisp and curled, or to make a sizzling noise
Example
The bacon began to frizzle in the pan.
培根在锅中开始发出滋滋声。
C1 adjective /ˈflæʃi/

flashy

华丽的，炫耀的
Meaning
ostentatious or showy in a way that attracts attention
Example
He drove a flashy sports car through the city streets.
他开着一辆华丽的跑车穿过城市街道。
A1 noun /frɛnd/

friend

朋友
Meaning
a person with whom one has a bond of mutual affection
Example
He is my best friend.
他是我最好的朋友。
A2 noun /flʌd/

Flood

洪水
Meaning
an overflow of a large amount of water beyond its normal limits
Example
The heavy rain caused a flood in the village.
暴雨导致村庄发生了洪水。
C2 noun /ˈfeɪ.tə.lɪ.zəm/

fatalism

宿命论
Meaning
the belief that all events are predetermined and inevitable
Example
He embraced fatalism, believing that nothing he did could change his destiny.
他接受了宿命论，相信无论他做什么，都无法改变他的命运。
C2 noun /ˈfrɔːdjʊləns/

fraudulence

欺诈
Meaning
The quality or state of being fraudulent; deceitfulness.
Example
The audit revealed fraudulence in the financial statements.
审计揭示了财务报表中的欺诈行为。
A2 noun /ˈfiːvər/

fever

发烧
Meaning
a medical condition in which the body temperature is higher than normal
Example
He couldn’t go to work because he had a high fever.
他因高烧而不能上班。
C2 adjective /ˈfrɪski/

Frisky

活泼的; 精力充沛的; 爱玩的; 淘气的
Meaning
lively; energetic; playful; mischievous
Example
The frisky puppy ran around the garden playfully.
那只活泼的小狗在花园里欢快地奔跑。
C1 adjective /ˈfɜːr.vənt/

fervent

热情的，激情四射的
Meaning
having or showing intense passion or enthusiasm
Example
She gave a fervent speech about climate change.
她发表了关于气候变化的热情演讲。
B1 noun /feɪm/

Fame

名声
Meaning
the condition of being known or talked about by many people
Example
The young actor achieved international fame with his latest movie.
这位年轻演员凭借他最新的电影获得了国际声誉。
A2 adjective /fænˈtæstɪk/

Fantastic

极好的; 奇妙的; 卓越的
Meaning
extremely good; wonderful; excellent
Example
The movie was absolutely fantastic!
这部电影绝对是精彩的！
C2 noun, verb /ˈfɪlɪˌbʌstər/

filibuster

通过长时间演讲延迟立法行动的策略；使用这种策略
Meaning
a tactic of delaying legislative action by prolonged speech; to use such a tactic
Example
The senator filibustered for hours to prevent the bill from passing.
参议员费利巴斯特了几个小时，以阻止该法案通过。
A1 noun /ˈfɛb.ruˌɛr.i/

february

二月
Meaning
The second month of the year in the Gregorian calendar, typically having 28 days, or 29 in a leap year.
Example
My birthday is in February, so I always look forward to this month.
我的生日在二月，所以我总是期待这个月。
C2 noun /ˈfrɛs.koʊ/

fresco

壁画
Meaning
A painting done rapidly in watercolor on wet plaster so that the colors penetrate the surface
Example
The church walls were decorated with beautiful frescoes.
教堂的墙壁装饰着美丽的壁画。
C2 verb /ˈfɛtər/

fetter

束缚，限制
Meaning
to restrain or restrict someone’s freedom
Example
The strict rules fettered the creativity of the students.
严格的规则限制了学生们的创造力。
C1 noun /fɪˈnɛs/

finesse

精妙, 技巧, 高雅
Meaning
Subtlety and skill; refinement and delicacy in performance or artistry.
Example
The artist painted with great finesse.
艺术家以极高的精妙感画画。
B2 adverb /ˈfɜ:rst hænd/

First-hand

第一手; 直接
Meaning
directly experienced or obtained; from the original source
Example
I experienced the earthquake first-hand.
我亲身经历了地震。
C2 noun /ˈfjʊr.ʌŋ.kəl/

Furuncle

脓肿; 坑;
Meaning
a painful pus-filled bump under the skin caused by infected, inflamed hair follicles
Example
The doctor prescribed antibiotics to treat the painful furuncle on his neck.
医生开了抗生素来治疗他脖子上疼痛的脓肿。
C2 noun /foʊ ˈpɑː/

faux pas

社交失误
Meaning
a social blunder or mistake in etiquette
Example
He committed a major faux pas by forgetting her birthday.
他因为忘记她的生日而犯了一个大社交失误。
B2 noun /ˈfræɡ.mənt/

Fragment

碎片; 片段;
Meaning
a small part broken or separated off something; an incomplete or isolated portion
Example
Archaeologists found fragments of ancient pottery buried in the soil.
考古学家在土壤中发现了古代陶器的碎片。
C2 noun /fɔːn/

faun

法恩（神话生物）
Meaning
a mythological creature that is half human and half goat
Example
The sculpture depicted a playful faun dancing in the forest.
雕塑描绘了一个在森林里跳舞的顽皮法恩。
B2 noun /feɪt/

Fate

命运
Meaning
the development of events beyond a person's control, regarded as determined by a supernatural power
Example
Many people believe that fate determines the course of their lives.
许多人相信命运决定了他们生活的轨迹。
C2 adjective /ˈfæl.oʊ/

fallow

休耕地
Meaning
Describing land that is left unplanted for a period to restore its fertility, allowing soil to recover nutrients and break pest and disease cycles.
Example
Farmers leave their fields fallow to restore soil fertility.
农民将土地休耕，以恢复土壤肥力。
B2 noun /flɔː/

flaw

缺陷
Meaning
a defect or imperfection in something
Example
The diamond had a small flaw that was barely visible.
钻石有一个几乎看不见的小缺陷。
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。
C1 noun (plural of fungus) /ˈfʌndʒaɪ/

fungi

真菌
Meaning
a group of spore-producing organisms such as mushrooms, molds, and yeasts
Example
Fungi play an important role in breaking down organic matter in nature.
真菌在自然界中在分解有机物质方面发挥着重要作用。
B2 noun /fɪɡ/

Fig

无花果
Meaning
a soft sweet fruit that is purple or green on the outside and has many small seeds
Example
The fig tree in our backyard produces delicious fruits every summer.
我们后院的无花果树每年夏天都能结出美味的果实。
B1 noun /fæts/

fats

脂肪
Meaning
Essential macronutrients that provide energy, support cell growth, and protect organs while helping absorb vitamins.
Example
Healthy fats from nuts and avocados support brain function.
来自坚果和鳄梨的健康脂肪支持大脑功能。
C1 adjective /ˈflaʊəri/

flowery

花哨的 / 装饰的
Meaning
Full of flowers or overly elaborate in style or language.
Example
She wrote a flowery letter filled with poetic phrases.
她写了一封充满诗意的花哨信。
C2 noun /ˈflæɡ ˌɒfɪsər/

flag-officer

旗官
Meaning
a senior naval officer entitled to fly a flag to mark the command
Example
The flag-officer reviewed the fleet before the ceremony.
旗官在仪式前检查了舰队。
C1 adjective /ˈfɪs.kəl/

fiscal

财政的
Meaning
Relating to government revenue, especially taxes, or public money management.
Example
The government introduced new fiscal policies to control inflation.
政府推出了新的财政政策来控制通货膨胀。
C1 adjective /ˈfɔːrmətɪv/

formative

形成性的
Meaning
Having a lasting influence on a person's development or character.
Example
Childhood is often described as a formative stage in life.
童年常被描述为人生中的一个形成性阶段。
C1 adjective /frəˈtɜːrnəl/

fraternal

Meaning
Relating to brothers or brotherhood; friendly and supportive.
Example
The two nations maintain a fraternal relationship.
B2 noun fəˈtɪl.ɪ.ti

fertility

肥力
Meaning
The quality of being fertile; fruitfulness.
Example
Fertility of the soil is crucial for farming.
土壤的肥力对农业至关重要。
B1 noun /fɒɡ/

Fog

雾
Meaning
a thick cloud of tiny water droplets suspended in the atmosphere at or near the earth's surface that reduces visibility
Example
Dense fog covered the highway this morning.
今天早晨，浓雾覆盖了高速公路。
C1 noun /fruːˈɡæl.ə.ti/

frugality

节俭
Meaning
The quality of being economical in use or expenditure; not wasteful.
Example
Frugality is essential for saving money effectively.
节俭对有效节省钱至关重要。
C1 verb /ˈfɛdərət/

federate

联合
Meaning
to unite in a league or federation; to form an alliance
Example
Several states federated to create a stronger union.
几个州联合起来创造了一个更强大的联盟。
C1 verb /ˈfɪdʒɪt/

fidget

坐立不安，焦虑不安
Meaning
to make small movements, especially because of nervousness or impatience
Example
The child began to fidget during the long lecture.
孩子在漫长的讲座中开始不停地动。
B2 noun /ˈfɔːrəm/

forum

论坛
Meaning
A place, meeting, or medium where ideas and views can be exchanged.
Example
The online forum allows people to discuss a wide range of topics.
在线论坛允许人们讨论广泛的主题。
A1 verb /fərˈɡet/

forget

忘记
Meaning
to be unable to remember something; to fail to bring something to mind
Example
Don't forget to lock the door when you leave.
离开时不要忘记锁门。
B2 verb, adjective /ˈfɒstər/

foster

培养
Meaning
to encourage the development of something; to raise a child that is not one's own
Example
The program aims to foster creativity in young students.
该计划旨在促进年轻学生的创造力。
C2 adjective /fluːˈɛnʃəl/

fluential

有影响力的
Meaning
Having the power to influence or flowing freely (rare/archaic usage).
Example
The fluential speaker captivated the entire audience.
有影响力的演讲者吸引了所有观众。
B2 adverb /ˈfeɪθ.fəl.i/

Faithfully

忠诚地
Meaning
in a loyal and steadfast manner; with dedication
Example
She faithfully attended every meeting despite her busy schedule.
她忠实地参加了每一次会议，尽管她的日程非常紧张。
A1 verb /feɪs/

face

mianlin
Meaning
to confront or deal with; to turn toward; to have the front in a particular direction
Example
She had to face many challenges in her new job.
Ta biyao mianlin hen duo tiaozhan zai ta de xin gongzuo zhong.
A2 noun /ˈfɪɡ.jər/

Figure

数字; 形象; 数量;
Meaning
a number, especially one which forms part of official statistics; the shape of a human body
Example
The sales figure for this quarter exceeded all expectations.
这个季度的销售数字超过了所有的预期。
A1 adjective /ˈfrɛndli/

friendly

幸福
Meaning
Kind and pleasant; showing goodwill and affection.
Example
The shop owner is very friendly to new customers.
她收到奖项时无法掩饰自己的幸福。
C1 adjective /ˈflæɡɪŋ/

flagging

变得疲惫、虚弱或失去热情
Meaning
becoming tired, weaker, or less enthusiastic
Example
After hours of work, his energy was flagging.
经过数小时的工作，他的精力正在减退。
C1 verb /fɔːrˈkloʊz/

foreclose

止赎
Meaning
to take possession of a property due to the owner's failure to keep up mortgage payments
Example
The bank decided to foreclose on the property after months of missed payments.
银行在错过几个月付款后决定没收财产。
C1 adjective /ˈfleɪɡrənt/

flagrant

显眼且明显错误
Meaning
shockingly noticeable or evident; glaringly wrong
Example
It was a flagrant violation of the rules.
这是对规则的明显违反。
A2 noun /ˈfɔːrənər/ or /ˈfɑːrənər/

foreigner

外国人
Meaning
A person from another country.
Example
The city welcomes every foreigner with kindness.
这个城市欢迎每一位外国人。
B1 noun/verb /ˈfaɪtɪŋ/

fighting

战斗
Meaning
the act of engaging in a physical or verbal conflict
Example
The soldiers were fighting bravely on the battlefield.
士兵们在战场上英勇作战。
B2 noun ˈfjuː.tʃɚ ˌdʒen.əˈreɪ.ʃənz

future generations

未来几代人
Meaning
People who have not yet been born, considered in terms of the environment or society they will inherit.
Example
Sustainable development ensures a better life for future generations.
可持续发展确保未来几代人更好的生活。
C1 noun ˌfɜːr.tɪ.laɪˈzeɪ.ʃən

fertilization

施肥
Meaning
The process of adding nutrients to soil to increase crop productivity.
Example
Organic fertilization enhances soil health.
有机施肥有助于改善土壤健康。
C1 adjective /ˈfɜːrtɪv/

furtive

秘密的
Meaning
Attempting to avoid notice or attention, typically because of guilt or a belief that discovery would lead to trouble.
Example
He cast a furtive glance at the door before leaving.
他在离开前悄悄地看了一眼门。
B2 noun /ˈfɔːr.kæst/

Forecast

天气预报
Meaning
a prediction or estimate of future events, especially coming weather conditions
Example
The weather forecast predicted heavy rain for the entire weekend.
天气预报预测整个周末将有大雨。
B1 noun /fɔːlt/

Fault

过错; 错误; 缺陷
Meaning
an unattractive or unsatisfactory feature; responsibility for an accident or misfortune
Example
The accident was caused by a fault in the car's braking system.
事故是由汽车刹车系统的故障引起的。
A2 noun /fɑːrm/

farm

农场
Meaning
an area of land used for growing crops and raising animals
Example
They live on a farm with many animals.
他们住在一个有许多动物的农场。
B2 adverb /ˈfɔːrmərli/

Formerly

以前; 从前
Meaning
in the past; previously; at an earlier time
Example
The building was formerly a school but is now a community center.
这座建筑以前是学校，但现在是一个社区中心。
C1 noun /frəˈdʒɪl.ɪ.ti/

fragility

脆弱性
Meaning
The quality of being fragile; delicateness.
Example
The cornea's fragility increases with rubbing.
角膜的脆弱性随着摩擦而增加。
B2 noun /ˈfɛmənɪst/

feminist

女性主义者
Meaning
a person who supports equal rights and opportunities for women and men
Example
She proudly calls herself a feminist and fights for gender equality.
她自豪地称自己为女性主义者，并为性别平等而奋斗。
C1 adjective /fəˈnætɪk/

Fanatic

狂热者
Meaning
extremely passionate about something; showing excessive enthusiasm or devotion
Example
He is a fanatic supporter of his football team.
他是他足球队的狂热支持者。
C1 noun /ˈfæm.ɪn/

Famine

饥荒
Meaning
extreme scarcity of food; a period when food is extremely scarce
Example
The severe drought led to widespread famine in the region.
严重的干旱导致该地区广泛的饥荒。
A2 noun /fæn/

Fan

粉丝; 扇子
Meaning
a person who has a strong interest in or admiration for a particular person or thing; a device for creating air current
Example
She is a huge fan of classical music and attends every concert in the city.
她是古典音乐的忠实粉丝，并参加城市中的每一场音乐会。
C1 noun /fruˈɪʃən/

fruition

实现
Meaning
The realization or fulfillment of a plan, project, or desire.
Example
Her dream of becoming a doctor finally came to fruition.
她成为医生的梦想终于实现了。
A2 noun /fɒks/

Fox

狐狸
Meaning
a wild animal related to dogs, with a pointed face and thick fur
Example
The red fox is known for its cunning nature.
红狐以其狡猾的天性而闻名。
C2 noun /ˈfriːˌθɪŋkər/

freethinker

自由思想者
Meaning
A person who forms opinions based on reason and independent thought rather than tradition or authority.
Example
Voltaire was considered a great freethinker of his time.
伏尔泰被认为是他时代伟大的自由思想家。
C2 noun /fɔːrˈbɛrəns/

forbearance

宽容
Meaning
Patient self-control; restraint and tolerance, especially in difficult situations.
Example
She showed remarkable forbearance during the heated argument.
她在激烈的争论中表现出了非凡的宽容。
C2 adjective /ˈfʊl.dʒənt/

fulgent

闪耀
Meaning
Shining brightly; dazzling.
Example
The fulgent stars lit up the night sky.
闪耀的星星照亮了夜空。
B2 adverb /fɔːrθ/

forth

向前
Meaning
forward in place, time, or order
Example
The leader stepped forth to address the crowd.
领导走上前去与人群讲话。
C2 noun /ˈfɪɡmənt/

figment

虚构，想象
Meaning
something invented or imaginary; a fabrication of the mind
Example
The story of the haunted house is just a figment of her imagination.
鬼屋的故事只是她想象的产物。
A1 adjective /fɑːst/

Fast

快速; 急速
Meaning
moving or happening quickly; rapid; swift
Example
She runs very fast in the morning.
她早上跑得非常快。
C1 adjective /fərˈlɔːrn/

forlorn

孤独的, 绝望的
Meaning
extremely sad, lonely, or abandoned
Example
The abandoned puppy looked so forlorn in the rain.
被遗弃的小狗在雨中看起来如此悲伤。
B2 adjective /fəˈbɪd.ən/

Forbidden

禁止的; 非法的
Meaning
not allowed; prohibited; banned
Example
Smoking is strictly forbidden in this building.
在这座建筑物内，吸烟是严格禁止的。
B2 verb fəˈsɪl.ɪ.teɪt

facilitate

促进
Meaning
Make an action or process easier or more achievable; to help bring about.
Example
Good infrastructure facilitates economic growth.
良好的基础设施促进经济增长。
B1 noun /foʊk/

folk

人们
Meaning
people in general, often referring to a group or community
Example
Country folk often live a simple life.
乡村人通常过着简单的生活。
C2 noun /ˈfæn.feər/

fanfare

盛大场面, 宣传
Meaning
a short ceremonial tune or display of publicity to attract attention
Example
The new product was launched with much fanfare.
新产品在盛大场面下发布。
A2 verb ˈfoʊkəs

focus

集中
Meaning
To concentrate attention or effort on something; to direct one's attention or efforts towards a particular activity, subject, or problem.
Example
Focus on what truly matters to simplify your life.
专注于真正重要的事情，让生活变得更简单。
C2 adjective fɔːˈtjuː.ɪ.təs

fortuitous

偶然的
Meaning
Happening by accident or chance rather than design; lucky or fortunate.
Example
Their meeting was purely fortuitous.
他们的相遇完全是偶然的。
A1 verb /fiːl/

Feel

感受; 经历; 触摸
Meaning
to experience an emotion or physical sensation; to touch something
Example
I feel happy when I see my friends.
我看到我的朋友时感到很高兴。
B2 noun /ˈfʌndˌreɪzɪŋ/

fundraising

筹款活动
Meaning
the process of collecting money for a cause or project
Example
The organization is organizing a fundraising event.
该组织正在组织一个筹款活动。
C2 verb /ˈfɛstər/

fester

恶化, 加剧
Meaning
to become worse or more intense, often through neglect or infection
Example
If grievances are ignored, they may fester into resentment.
如果不理会抱怨，它们可能会变成怨恨。
B2 adjective /ˈfeɪvərəbl/

favourable

有利的
Meaning
Expressing approval, support, or positivity; advantageous or beneficial
Example
The weather conditions were favourable for the outdoor event.
户外活动的天气条件是有利的。
A1 noun /faɪər/

Fire

火
Meaning
combustion or burning, in which substances combine chemically with oxygen from the air
Example
The fire in the fireplace provided warmth and a cozy atmosphere.
壁炉中的火提供了温暖和舒适的氛围。
C1 noun /frɪˈvɒləti/

frivolity

轻浮
Meaning
Lack of seriousness; silly or trivial behavior.
Example
The teacher discouraged frivolity during the exam.
老师在考试期间阻止了轻浮行为。
B1 noun /frʌˈstreɪʃən/

frustration

挫折
Meaning
The feeling of being upset or annoyed due to inability to achieve something.
Example
He felt deep frustration when his plans failed.
当他的计划失败时，他感到深深的挫折。
B2 noun /ˈfɪlmˌmeɪkər/

film-maker

电影制作人
Meaning
A person who directs or produces films
Example
The film-maker received an award for his latest documentary.
电影制作人因他最新的纪录片获得了奖项。
B2 verb /fʊlˈfɪl/

fulfill

实现
Meaning
to complete or accomplish something, especially a task or promise
Example
He worked hard to fulfill his dreams.
他努力工作以实现自己的梦想。
B1 adjective /ˈfəʊkəst/

focused

专注
Meaning
Directing a great deal of attention or effort toward a particular activity, situation, or person.
Example
Staying focused during work hours enhances productivity.
在工作时间保持专注提高了生产力。
B2 verb /ˈfɪltər/

filter

过滤
Meaning
to pass a substance through a device to remove unwanted material or to selectively pass certain items
Example
She used a coffee filter to separate the grounds from the liquid.
她用咖啡过滤器将咖啡渣和液体分开。
C1 adjective ˈfɔːr.mɪ.də.bəl

formidable

强大的
Meaning
Inspiring fear or respect through being impressively large, powerful, intense, or capable.
Example
The boxer was a formidable opponent in the ring.
那名拳击手是拳台上一个强大的对手。
B2 verb, noun, adjective /flʌʃ/

flush

臉紅 / 用水沖洗
Meaning
to become red in the face, usually from embarrassment, heat, or excitement; to clean something with a flow of water
Example
She flushed with embarrassment when she realized her mistake.
她因為羞愧而臉紅，當她意識到她的錯誤時。
A2 noun /faɪl/

File

锉刀
Meaning
a tool with a rough surface for smoothing or shaping hard materials; a collection of papers or data
Example
He used a metal file to smooth the rough edges.
他使用了一把金属锉刀来平滑粗糙的边缘。
B2 noun /fɔːrt/

Fort

堡垒
Meaning
a strong building or group of buildings where soldiers live and defend
Example
The ancient fort stood on top of the hill for centuries.
古老的堡垒屹立在山顶上数百年。
C1 noun fɔːlt ˈtɒl.ər.əns

fault-tolerance

容错性
Meaning
The ability of a system to continue operating properly in the event of the failure of some of its components.
Example
Fault-tolerance ensures dependable systems.
容错性确保了可靠的系统。
C2 noun /ˌfoʊ.mənˈteɪ.ʃən/

fomentation

煽动，激起
Meaning
The action of instigating or stirring up; also the application of warm substances to the body to ease pain.
Example
His speech led to the fomentation of violence in the region.
他的演讲导致了该地区暴力的激化。
C1 noun /ˈfɔːr.tɪ.tjuːd/

fortitude

坚韧
Meaning
Courage in pain or adversity; mental and emotional strength in facing difficulty.
Example
She faced adversity with great fortitude.
她以巨大的勇气面对困境。
C1 adjective /ˈflʌstərd/

flustered

困惑
Meaning
in a state of confusion or agitation
Example
She appeared flustered after being asked so many questions.
她在被问了那么多问题后，看起来有些困惑。
C2 adjective /ˈfʌŋɡəs/

fungous

像真菌一样
Meaning
relating to or resembling a fungus
Example
The damp basement had a fungous smell.
潮湿的地下室有一种像真菌一样的气味。
C2 adjective /fjuːˈɡeɪʃəs/

fugacious

短暂的
Meaning
Lasting only a short time; fleeting or ephemeral.
Example
Youth is beautiful but fugacious.
青春是美丽的，但它是短暂的。
B2 adjective /ˈfræntɪk/

frantic

疯狂的
Meaning
Extremely anxious, hurried, or out of control due to fear or excitement.
Example
She made a frantic call to her family after the accident.
事故发生后，她紧急给家人打了电话。
A1 adjective /fʊl/

full

满
Meaning
Containing as much or as many as possible; complete.
Example
The glass is full of water.
杯子里满是水。
C1 noun /ˈfɛtɪʃ/

fetish

过度或不理智的痴迷
Meaning
an excessive or irrational devotion to something
Example
He has a fetish for collecting rare stamps.
他对收集稀有邮票有着一种痴迷。
C1 noun /ˈfjuː.tʃə.rɪst/

futurist

未来主义者
Meaning
A person who studies or predicts the future, especially trends in science, technology, or society.
Example
The futurist predicted major changes in transportation within the next decade.
未来主义者预测了下一个十年交通运输的重大变化。
B2 noun/verb /flɑːk/

flock

群
Meaning
a group of birds or animals; to gather or move in a crowd
Example
Tourists flocked to the beach during summer.
游客们在夏天涌向海滩。
C1 noun /ˈfɔːrˌrʌnər/

forerunner

先驱
Meaning
A person or thing that comes before another; a predecessor or harbinger.
Example
The Wright brothers were the forerunners of modern aviation.
莱特兄弟是现代航空的先驱。
B1 verb /fəʊld/

fold

Meaning
to bend something, especially paper or cloth, so that one part covers another
Example
She folded the letter neatly before placing it in the envelope.
C2 noun /ˈflɛdʒlɪŋ/

fledgeling

初生小鸟
Meaning
A young bird that has just developed its feathers and is learning to fly; a beginner.
Example
The fledgeling was trying hard to take its first flight.
那只初生小鸟正在努力做第一次飞行。
C2 noun /fez/

Fez

费兹帽
Meaning
a cone-shaped red hat with a tassel, traditionally worn by men in some Middle Eastern countries
Example
The traditional costume included a red fez with a black tassel.
传统服饰包括一顶红色的费兹帽和一个黑色的流苏。
C1 adjective ˈflʌd proʊn

flood-prone

易受洪水影响
Meaning
Susceptible to flooding; likely to experience floods frequently.
Example
Bangladesh is a flood-prone deltaic nation.
孟加拉国是一个容易发生洪水的三角洲国家。
A2 number /ˈfɪfti/

fifty

五十
Meaning
the number 50
Example
The stadium can hold fifty thousand people.
体育场可以容纳五万人。
A2 verb /fərˈɡɪv/

forgive

原谅
Meaning
to stop feeling angry or resentful toward someone; to pardon
Example
She decided to forgive him for his mistakes.
她决定原谅他因为他的错误。
B1 noun /ˈfæktər/

factor

因素
Meaning
A circumstance, fact, or influence that contributes to a result.
Example
Weather is an important factor in crop production.
天气是作物生产中的一个重要因素。
C2 adjective /ˈfer.əs/

ferrous

含铁的
Meaning
containing or consisting of iron
Example
Ferrous metals are commonly used in construction.
铁金属常用于建筑中。
B2 noun /ˈfɜː.tɪ.laɪ.zər/

fertilizer

肥料
Meaning
a substance added to soil to make plants grow more successfully
Example
Farmers use fertilizer to increase crop production.
农民使用肥料来提高作物产量。
B1 noun faʊnˈdeɪʃən

foundation

基础
Meaning
The lowest load-bearing part of a building, typically below ground level.
Example
The foundation of the building was laid with strong materials.
建筑物的基础是用坚固的材料铺设的。