far-fetched
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C1 adjective /ˌfɑːrˈfɛtʃt/

far-fetched

牵强附会
Meaning
unlikely to happen or be true; improbable
Example
His explanation for being late was a bit far-fetched.
他解释迟到的理由有点牵强附会。
C1 noun, verb /ˈfɜːrloʊ/

furlough

临时休假
Meaning
temporary leave of absence from work, especially that granted to an employee or soldier
Example
Many workers were placed on furlough during the crisis.
许多工人在危机期间被放置在休假状态。
B1 noun /ˈfeɪ.vər/

Favour

好意; 帮助; 仁慈
Meaning
approval, support, or liking for someone or something; a kind or helpful act
Example
Could you do me a favour and help me move this heavy box?
你能帮我一个忙，帮我搬动这个重箱子吗？
C2 noun /floʊ/

floe

浮冰
Meaning
a large sheet of floating ice
Example
The polar bears rested on the ice floe.
北极熊在浮冰上休息。
C2 adjective /ˈflɪpənt/

flippant

轻浮的
Meaning
not showing a serious or respectful attitude
Example
His flippant remarks annoyed the teacher.
他轻浮的言论惹怒了老师。
A2 noun /ˈfɑː.mɪŋ/

farming

农业
Meaning
the activity or business of growing crops and raising animals for food or other products
Example
Farming requires both hard work and knowledge about the land.
农业需要辛勤的工作和对土地的知识。
C1 noun /ˈfren.zi/

Frenzy

狂热
Meaning
a state or period of uncontrolled excitement or wild behavior; intense activity
Example
The announcement of the sale created a shopping frenzy at the mall.
销售公告在商场引发了一场购物狂潮。
C2 noun /ˈfʌstɪən/

fustian

浮夸的演讲
Meaning
pompous or pretentious speech or writing; originally a type of thick cloth
Example
The politician's speech was filled with fustian and empty promises.
政治家的演讲充满了浮夸和空洞的承诺。
C2 noun /ˈflæt.ər.ər/

Flatterer

奉承者
Meaning
a person who lavishes praise, often insincerely and in order to gain advantage
Example
The king was surrounded by flatterers who only told him what he wanted to hear.
国王被奉承者围绕，他们只告诉他他想听的话。
B2 noun /ˈfeɪbəl/

fable

寓言
Meaning
a short story, typically featuring animals as characters, that conveys a moral lesson
Example
Aesop’s fables are famous for teaching valuable lessons through simple stories.
伊索的寓言通过简单的故事传授宝贵的教训。
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。
B1 verb /fel/

fell

砍倒, 伐木
Meaning
to cut down a tree; to cause to fall; to strike down
Example
The lumberjacks felled several trees in the forest today.
伐木工今天在森林里砍倒了几棵树。
A2 noun /ˈflaɪ.ɪŋ ˈkriː.tʃər/

Flying creature

会飞的生物
Meaning
any animal that has the ability to fly through the air
Example
Birds, bats, and insects are all examples of flying creatures.
鸟类、蝙蝠和昆虫是会飞的生物的例子。
C2 adjective /ˈfʌsti/

fusty

陈腐的，霉臭的
Meaning
smelling stale, damp, or stuffy; old-fashioned
Example
The room smelled fusty after being closed for months.
房间在关了几个月后有了陈腐的味道。
B2 noun /ˈfriːdəm ˌfaɪtər/

freedom fighter

自由斗士
Meaning
a person who takes part in an armed or political struggle to achieve freedom or independence for their people or country
Example
The freedom fighter dedicated his life to the liberation of his homeland.
这位自由斗士把一生献给了祖国的解放。
A2 adjective /ˈflaɪɪŋ/

flying

飞行的
Meaning
able to move through the air; related to flight or aircraft
Example
The flying bird disappeared into the clouds.
那只飞行的鸟消失在云中。
B2 verb /fɔɪl/

foil

挫败
Meaning
To prevent something (especially a plan) from succeeding.
Example
The police foiled the robbery attempt.
警方挫败了抢劫企图。
B1 noun /ˈfaɪəˌfaɪtə/

firefighter

消防员
Meaning
a person whose job is to put out fires
Example
The firefighter saved the family from the burning building.
消防员从燃烧的大楼中救出了那家人。
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。
A2 noun /ˈfɪŋ.ɡər/

Finger

手指
Meaning
any of the four long thin parts of the hand (or five, if the thumb is included)
Example
She pointed with her finger to show the direction to the museum.
她用手指指向博物馆的方向。
C1 verb /ˈflaʊndər/

flounder

挣扎
Meaning
To struggle or stagger clumsily; to experience difficulty or confusion.
Example
He floundered in the interview when asked difficult questions.
当被问到困难的问题时，他在面试中挣扎。
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。
B2 noun /fleɪm/

Flame

火焰
Meaning
a hot glowing body of ignited gas that is generated by something on fire
Example
The candle flame flickered gently in the evening breeze.
蜡烛的火焰在晚风中微微闪烁。
B2 verb ˈfɔːr.mjə.leɪt

formulate

制定
Meaning
To create or develop a plan or idea clearly and specifically, to construct an idea or strategy clearly.
Example
The company must formulate a strategy for expansion.
公司必须制定扩展策略。
C1 noun /ˈfjuː.dʒə.tɪv/

Fugitive

逃犯
Meaning
a person who has escaped from a place or is in hiding, especially to avoid arrest
Example
The police launched a manhunt to capture the fugitive who escaped from prison.
警方展开了追捕行动，试图抓捕从监狱逃跑的逃犯。
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 verb /flɔːnt/

flaunt

炫耀
Meaning
to show off something proudly, often to attract attention
Example
She likes to flaunt her new jewelry at parties.
她喜欢在派对上炫耀她的新珠宝。
A2 noun /frɒɡ/

Frog

青蛙
Meaning
a small amphibian animal that lives both in water and on land
Example
The frog jumped from the lily pad into the pond.
青蛙从睡莲叶上跳进池塘。
C2 noun /ˈfɔːθ.raɪt.nəs/

forthrightness

直率
Meaning
The quality of being honest and straightforward; directness.
Example
Her forthrightness made her a respected journalist.
她的直率使她成为一名受人尊敬的记者。
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。
C1 adjective /ˈfjuː.dəl/

feudal

封建的
Meaning
relating to the system of feudalism, a medieval social system based on land ownership and obligations
Example
The castle is a remnant of the feudal era.
城堡是封建时代的遗迹。
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 noun /ˈfɪŋ.ɡər.prɪnt/

Fingerprint

指纹
Meaning
an impression or mark made on a surface by a person's fingertip; unique identification pattern
Example
The police found his fingerprints on the door handle at the crime scene.
警方在犯罪现场的门把手上找到了他的指纹。
C1 noun, verb /fɔːrd/

ford

浅滩
Meaning
A shallow place in a river where one can cross; to cross a river at such a place.
Example
The travelers decided to ford the river at dawn.
旅行者决定在黎明时分穿越河流。
C1 noun /fɪˈnænʃɪər/

financier

金融家
Meaning
a person who manages large amounts of money or investments
Example
The financier advised the company on its investments.
金融家为公司提供了关于投资的建议。
C1 noun /ˈfænsiər/

fancier

爱好者
Meaning
a person who has a special interest in a particular thing or activity, especially animals or hobbies
Example
He is a fancier of rare birds.
他是稀有鸟类的爱好者。
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。
B2 noun /ˈfrɛʃnəs/

freshness

新鲜感
Meaning
The quality of being new, clean, and full of energy.
Example
The freshness of the morning air made everyone feel alive.
早晨的清新空气让每个人都感觉活力十足。
C1 noun ˈfæl.ə.si

fallacy

谬误, 错误的信念, 错误推理
Meaning
False belief, misconception, false reasoning.
Example
The idea that success comes easy is a fallacy.
成功容易到来的这个想法是一个谬误。
C1 noun /fɔːrˈmæl.ə.ti/

Formality

形式
Meaning
the rigid observance of rules of convention or etiquette; a thing done simply to comply with requirements
Example
The signing of the contract was just a formality; the deal was already agreed upon.
签署合同只是一个形式；交易已经达成。
C2 noun /ˈfræŋkɪnsɛns/

frankincense

乳香
Meaning
An aromatic gum resin used in incense and perfumes, often in religious ceremonies.
Example
The temple was filled with the sweet smell of burning frankincense.
寺庙里充满了燃烧乳香的甜美气味。
C2 adjective /fækˈtɪʃəs/

factitious

人为的，不真实的
Meaning
artificial or fabricated; not natural or genuine
Example
The excitement in his story seemed factitious and forced.
他的故事中的兴奋感看起来是人为的且强迫的。
C1 noun /flʌks/

flux

流动
Meaning
continuous change or movement; the rate of flow of something
Example
The company was in a state of constant flux during the reorganization.
公司在重组期间处于持续变化的状态。
A2 adverb /ˈfaɪ.nəl.i/

Finally

终于
Meaning
at last; after a long time; in the end; as the last point
Example
After years of hard work, she finally achieved her goal.
经过多年的努力工作，她终于达成了自己的目标。
C2 verb /ˈfæmɪʃ/

famish

挨饿
Meaning
to suffer or cause to suffer from extreme hunger
Example
The stranded hikers began to famish after several days without food.
困住的徒步旅行者在没有食物的几天后开始感到饥饿。
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。
A1 noun /ˈfæməli/

family

家庭
Meaning
A group consisting of parents and their children, or all the descendants of a common ancestor.
Example
She spends most of her weekends with her family.
她把大部分周末时间都和家人一起度过。
C1 noun, verb /ˈfrænʧaɪz/

franchise

特许经营
Meaning
A legal right to sell or distribute goods or services in a specific area; to grant such a right.
Example
He opened a new fast-food franchise in the city.
他在城市里开设了一家新的快餐特许经营店。
A2 noun /ˈfæktəri/

factory

工厂
Meaning
A building or group of buildings where goods are manufactured.
Example
He works in a shoe factory.
他在一家鞋厂工作。
B1 noun /ˈfes.tə.vəl/

Festival

节日; 庆典;
Meaning
a day or period of celebration, typically for religious reasons; an organized series of concerts, films, etc.
Example
The music festival attracted thousands of visitors from around the world.
音乐节吸引了来自世界各地的成千上万的游客。
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。
C1 adjective /fəˈroʊ.ʃəs/

Ferocious

凶猛，残忍，激烈
Meaning
savagely fierce, cruel, or violent; extremely aggressive
Example
The ferocious storm destroyed many houses in the coastal area.
凶猛的暴风摧毁了沿海地区的许多房屋。
B2 noun /frɔːd/

Fraud

欺诈
Meaning
wrongful or criminal deception intended to result in financial or personal gain
Example
The company was investigated for credit card fraud and money laundering.
公司因信用卡欺诈和洗钱被调查。
C2 verb /ˈfrɪtər/

fritter

浪费
Meaning
To waste time, money, or energy on trivial matters.
Example
He frittered away his savings on unnecessary gadgets.
他把储蓄浪费在了不必要的电子产品上。
C1 verb /fɔːrˈtɛl/

foretell

预言
Meaning
to predict or announce something before it happens
Example
The old man claimed he could foretell the future.
那位老人声称他能够预言未来。
C1 noun /ˈfæs.ɪt/

facet

方面, 特点, 部分
Meaning
One of the many aspects or features of something; a particular part or element of something.
Example
Every facet of the project was carefully analyzed.
项目的每个方面都进行了仔细分析。
B1 verb /floʊt/

float

浮动
Meaning
to rest or move on the surface of a liquid or in the air without sinking
Example
The boat began to float gently down the river.
船开始轻轻漂浮在河面上。
A2 adjective /ˈfaɪ.nəl/

Final

最后的; 决定性的; 终极的
Meaning
last; concluding; decisive; ultimate
Example
This is the final exam of the semester.
这是本学期的最终考试。
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。
A1 noun /ˈfɑːðər/

father

幸福
Meaning
A male parent of a child.
Example
His father taught him how to ride a bicycle.
她无法隐藏收到奖项时的快乐。
C2 verb /ˈfrʌktɪˌfaɪ/

fructify

使…成果丰硕
Meaning
To make fruitful or productive; to bear fruit.
Example
The new policies will help fructify the economic potential of the region.
新的政策将有助于使该地区的经济潜力丰产。
A2 noun /flaɪt/

flight

航班 / 航班
Meaning
the act of flying, typically through the air; or a scheduled trip by an aircraft
Example
Our flight to London was delayed due to bad weather.
我们飞往伦敦的航班因恶劣天气而延误。
C2 adjective /fəˈsiːʃəs/

facetious

讽刺的
Meaning
Treating serious issues with deliberately inappropriate humor
Example
He was being facetious when he said he wanted to live on the moon.
他说他想住在月球上时，他是在开玩笑。
C1 adjective ˈfjuː.taɪl

futile

徒劳的
Meaning
Incapable of producing any useful result; pointless.
Example
His attempts to change the situation were futile.
他改变局势的努力是徒劳的。
B1 adjective /fɪkst/

fixed

固定的，稳定的
Meaning
firmly in place; not changing or movable
Example
The schedule for the meeting is fixed for Monday morning.
会议时间表已定于周一早上。
B1 verb /fərˈbɪd/

forbid

禁止
Meaning
to order someone not to do something
Example
The school forbids smoking on campus.
学校禁止在校园内吸烟。
C1 adjective /ˈfæn.sɪ.fəl/

fanciful

幻想的, 不现实的
Meaning
overimaginative, unrealistic, or whimsical
Example
The story was too fanciful to be true.
这个故事太幻想了，不可能是真的。
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。
C2 noun /ˈfrækɑː/

fracas

纷争
Meaning
A noisy disturbance or quarrel.
Example
The fracas outside the bar drew the attention of the police.
酒吧外的纷争引起了警察的注意。
C2 adjective /ˈfiːbraɪl/

febrile

发烧的，激动的
Meaning
having or showing the symptoms of a fever; or highly excitable or agitated
Example
The patient was in a febrile state with high temperature.
患者处于高温状态下的发烧状态。
C1 noun /ˈfɪʃˌmʌŋ.ɡər/

fishmonger

卖鱼人
Meaning
a person or store that sells fish
Example
I bought fresh salmon from the local fishmonger.
我从当地的卖鱼人那里买了新鲜的三文鱼。
C2 noun /ˈfɜːrlɔːŋ/

furlong

距离单位（220码或大约201米）
Meaning
a unit of distance equal to 220 yards or about 201 meters
Example
The horse ran a furlong before slowing down.
马跑了一个弗隆后才减速。
B1 adverb /ˈfɔːtʃənətli/

fortunately

幸运地
Meaning
by good luck; luckily
Example
Fortunately, no one was injured in the accident.
幸运地，事故中没有人受伤。
B1 noun /ˈfɪkʃən/

fiction

虚构
Meaning
Literature created from the imagination, not presented as fact.
Example
She enjoys reading science fiction novels.
她喜欢阅读科幻小说。
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。
C2 adjective /ˈfuːlˌhɑːrdi/

foolhardy

轻率的
Meaning
Recklessly bold or rash; taking foolish risks.
Example
It was foolhardy of him to climb the mountain without proper gear.
他在没有适当装备的情况下攀登山峰，真是轻率的行为。
C1 noun /ˈfaɪərɑːm/

firearm

火器
Meaning
a weapon capable of firing a projectile using gunpowder or other propellant
Example
The police found a hidden firearm during the investigation.
警方在调查过程中发现了一支隐藏的火器。
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。
C2 adjective /ˈfrəʊərd/

froward

固执的
Meaning
Difficult to deal with; contrary and disobedient.
Example
The teacher found the froward child hard to manage.
老师发现固执的孩子很难管理。
C1 verb /ˈfʌmbəl/

fumble

搞乱
Meaning
to handle something clumsily or to make mistakes while doing something
Example
He fumbled with the keys and dropped them on the floor.
他搞乱了钥匙，把它们掉在地板上。
C1 noun /ˈfɔː.nə/

fauna

特定地区的动物生命
Meaning
The animal life of a particular region, habitat, or geological period.
Example
The fauna of the African savannah includes lions and elephants.
非洲草原的动植物群包括狮子和大象。
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。
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。
B2 noun /foʊm/

Foam

泡沫
Meaning
a mass of small bubbles formed on or in liquid; frothy white mass
Example
The waves crashed against the rocks, creating white foam on the shore.
波浪撞击岩石，形成了岸边的白色泡沫。
C2 noun /ˈflɒtsəm/

flotsam

漂浮的残骸
Meaning
Floating debris from a shipwreck or things discarded and left floating.
Example
The beach was littered with flotsam after the storm.
暴风雨后，海滩上充满了漂浮的残骸。
B2 adjective /ˈflɔː.ləs/

Flawless

完美的; 无缺陷
Meaning
perfect; without any defects or faults; immaculate
Example
Her flawless performance earned her a standing ovation.
她完美的表现为她赢得了全场起立的掌声。
B2 noun /ˈfækəlti/

faculty

能力, 系
Meaning
an inherent mental or physical ability; a division of a university
Example
She has a remarkable faculty for languages.
她有惊人的语言能力。
C1 noun /ˈfreɪlti/

frailty

脆弱
Meaning
The condition of being weak, delicate, or easily broken.
Example
Old age often comes with physical frailty.
衰老通常伴随着身体的脆弱。
B2 noun/adjective /ˈfluːɪd/

fluid

液体
Meaning
a substance that can flow easily, such as liquid or gas; smooth and adaptable
Example
The artist's fluid movements impressed the audience.
艺术家的流畅动作给观众留下了深刻的印象。
A2 verb /faɪt/

fight

战斗
Meaning
to engage in battle or combat; to struggle against
Example
The soldiers fight for their country.
士兵为他们的国家而战。
B2 verb /flɪk/

flick

快速轻弹
Meaning
to move or cause to move with a sudden quick motion
Example
He flicked the switch to turn on the light.
他迅速地按下开关以打开灯。
C1 adjective /ˈfræɡməntɪd/

fragmented

碎片化, 分割, 不完整
Meaning
Having been broken into fragments; disjointed or incomplete.
Example
The information was fragmented and difficult to understand.
信息被碎片化了，难以理解。
A2 noun /fɪər/

Fear

恐惧; 害怕
Meaning
an unpleasant emotion caused by the belief that someone or something is dangerous
Example
She overcame her fear of heights by taking rock climbing lessons.
她通过参加攀岩课程克服了对高度的恐惧。
B1 noun, verb /flæɡ/

flag

Meaning
a piece of fabric with a symbol or colors; or to mark or signal attention
Example
They raised the national flag during the ceremony.
B2 noun /ˈfluː.ən.si/

fluency

流利
Meaning
The ability to speak or write a language smoothly and effortlessly.
Example
She speaks English with remarkable fluency.
她流利地说英语，令人惊讶。
B2 noun /ˈfeð.ər/

Feather

鸟羽毛
Meaning
one of the light structures that cover a bird's body
Example
The peacock has beautiful colorful feathers.
孔雀有美丽的五彩斑斓的羽毛。
C2 noun /ˈfɔːrkɔːrt/

forecourt

前庭
Meaning
an open area in front of a large building, especially a petrol station or hotel
Example
The car was parked in the hotel forecourt.
车停在酒店的前庭里。
C2 adjective /ˈfɪnɪki/

finicky

难以取悦; 对细节非常挑剔
Meaning
difficult to please; very particular about details
Example
He is so finicky about his food that he only eats organic vegetables.
他对食物要求如此挑剔，甚至只吃有机蔬菜。
B2 adjective /ˌfɔːrθˈkʌmɪŋ/

forthcoming

即将到来
Meaning
about to happen soon; willing to share information
Example
The company announced its forthcoming product launch.
公司宣布了即将到来的产品发布。
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.
C2 adverb /ˌfɔːrθˈwɪθ/

Forthwith

立即; 无延迟; 马上
Meaning
immediately; without delay; at once
Example
The manager ordered the employee to stop the unsafe practice forthwith.
经理命令员工立即停止危险的做法。
C2 adjective /ˈfɪliəl/

filial

与儿子或女儿有关；表现出对父母的尊重或爱
Meaning
relating to a son or daughter; showing respect or affection toward parents
Example
He showed filial respect by caring for his aging parents.
他通过照顾年迈的父母展示了孝顺。
C2 noun /ˈfrɛʃɪt/

freshet

突然的河流泛滥
Meaning
A sudden overflow of a stream or river caused by heavy rain or melting snow.
Example
After the storm, the river turned into a raging freshet.
暴风雨过后，河流变成了猛烈的freshet。
C1 noun ˌflʌk.tʃuˈeɪ.ʃən

fluctuation

波动
Meaning
An irregular rising and falling in number or amount; a variation.
Example
The stock market experiences frequent fluctuation.
股市经常经历波动。
B2 verb /flɜːrt/

flirt

Meaning
to behave as if you are attracted to someone, but not in a serious way
Example
She often flirts with her colleagues at work.
C1 noun/verb /freɪ/

fray

争斗, 磨损
Meaning
As a noun, a fight or heated dispute; as a verb, to unravel or wear out through friction.
Example
He tried to stay calm, but his nerves began to fray during the argument.
他试图保持冷静，但在争论中他的神经开始磨损。
A2 verb /fraɪ/

fry

油炸
Meaning
to cook food in hot oil or fat
Example
She fries eggs for breakfast every morning.
她每天早晨煎蛋作为早餐。
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。
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 verb /ˈfæs.ɪ.neɪt/

fascinate

迷住
Meaning
to attract and hold the attention of someone; to charm or captivate
Example
The magician's performance fascinated the audience.
魔术师的表演吸引了观众。
C1 adjective /ˈfeɪt.fəl/

fateful

决定性或灾难性的
Meaning
having significant or disastrous consequences
Example
Their fateful decision changed the course of history.
他们的决定性决定改变了历史的进程。
B1 adjective /ˈfæʃənəbəl/

fashionable

时尚的
Meaning
Following the latest styles or trends in clothing, behavior, or ideas
Example
She always wears fashionable clothes to every party.
她总是在每个派对上穿时尚的衣服。
C2 adjective /fjuːˈnɪəriəl/

funereal

葬礼的
Meaning
having the mournful, somber character of a funeral
Example
The room was filled with a funereal silence after the announcement.
宣布后，房间里充满了葬礼般的沉默。
B1 noun /ˈfeɪvər/

favor

帮助
Meaning
An act of kindness or approval.
Example
She asked him for a small favor.
她请求了一个小忙。
B1 noun /ˈfaɪər.mən/

Fireman

消防员
Meaning
a person whose job is to extinguish fires and rescue people
Example
The brave fireman rescued the family from the burning building.
勇敢的消防员从燃烧的建筑中救出了家庭。
C1 adjective /ˈfiːbl/

feeble

虚弱, 软弱
Meaning
lacking physical strength or vigor; weak
Example
After the illness, she felt too feeble to stand.
生病后，她感到太虚弱无法站立。
B2 noun /ˌfæs.ɪˈneɪ.ʃən/

Fascination

迷恋; 吸引; 吸引力
Meaning
the power to fascinate someone; the state of being intensely interested
Example
Her fascination with ancient history led her to become an archaeologist.
她对古代历史的迷恋让她成为了一名考古学家。
B2 adjective /ˈfjʊə.ri.əs/

Furious

愤怒的; 激烈的; 暴力的;
Meaning
extremely angry; violent; fierce;
Example
She was furious when she discovered the mistake.
她发现错误时非常愤怒。
C1 noun /ˈfiːtəs/

fetus

胎儿
Meaning
an unborn or unhatched offspring in the womb or egg
Example
The doctor explained the development of the fetus during pregnancy.
医生解释了胎儿在怀孕期间的发展。
A1 adverb /fɑːr/

far

远
Meaning
at, to, or by a great distance
Example
The school is far from my house.
学校离我家很远。
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。