Fault
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
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 /ˈfiː.lɪŋ/

Feeling

感觉; 情感; 情绪
Meaning
an emotional state or reaction; the capacity to experience physical sensations
Example
She had a strange feeling that something important was about to happen.
她有一种奇怪的感觉，觉得有什么重要的事情即将发生。
B1 adjective /ˈfrʌstreɪtɪd/

frustrated

沮丧
Meaning
feeling annoyed or upset because of inability to achieve something
Example
She felt frustrated after failing the exam.
她在考试失败后感到沮丧。
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。
C1 noun /ˈfɔːr.teɪ/ or /fɔːrt/

forte

强项
Meaning
a strong ability or talent; something one does particularly well
Example
Cooking is definitely her forte.
做饭绝对是她的强项。
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 /ˈfænsiːd/

fancied

想象的, 渴望的
Meaning
imagined, desired, or believed without evidence
Example
He is a fancied suitor in the eyes of the young lady.
他是年轻女士眼中的一位想象中的追求者。
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 verb /ˌfɔːrˈrʌn/

forerun

预示
Meaning
To go before; to precede in time, place, or action.
Example
Dark clouds often forerun a storm.
乌云常常预示着暴风雨。
B1 noun flæɡz

flags

旗帜
Meaning
A piece of cloth or similar material, typically oblong or square, attachable by one edge to a pole or rope.
Example
The streets were decorated with national flags.
街道上装饰着国家旗帜。
B1 noun /ˈfaɪn.dɪŋ/

finding

发现，经过调查后得出的结论或结果
Meaning
a discovery, conclusion, or result reached after investigation
Example
The scientist published her findings in a leading journal.
科学家在一家领先的期刊上发布了她的发现。
C1 noun /fɔːn/

Fawn

小鹿
Meaning
a young deer; a light yellowish-brown color
Example
The mother deer protects her fawn from predators.
母鹿保护她的小鹿免受掠食者的伤害。
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。
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。
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 verb /flɛdʒ/

fledge

飞翔
Meaning
To develop wing feathers large enough for flight; to bring up until able to fly.
Example
The young birds will fledge in a few weeks.
年轻的鸟将在几周内学会飞行。
B2 noun /ˈfɪlmˌmeɪkər/

filmmaker

电影制作人
Meaning
a person who makes films, typically as a profession
Example
He is a well-known filmmaker in the industry.
他是业内著名的电影制作人。
C1 verb/noun ˈfæð.əm

fathom

理解
Meaning
To understand after much thought; to measure the depth of water; to comprehend.
Example
It is difficult to fathom the depths of the ocean.
很难理解海洋的深度。
C1 adjective /ˈfuːlpruːf/

foolproof

万无一失
Meaning
Designed to be very easy to use or understand, leaving no possibility of failure or error.
Example
The new software has a foolproof installation process.
这款新软件具有万无一失的安装过程。
C1 noun /foʊ/

foe

敌人
Meaning
an enemy or opponent
Example
The knight fought bravely against his foe.
骑士勇敢地与他的敌人作战。
B1 adjective /ˈfluː.ənt/

Fluent

流利; 熟练
Meaning
able to speak a language easily and accurately; flowing smoothly and gracefully
Example
She is fluent in three languages including English and French.
她流利地讲三种语言，包括英语和法语。
A2 verb /fɪks/

fix

Meaning
To repair or make something work again.
Example
The mechanic fixed the broken car.
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。
C2 noun /ˈfaɪnəri/

finery

昂贵或精致的衣服
Meaning
expensive or elaborate clothes, decorations, or accessories
Example
She attended the party in her finest finery.
她穿着最好的衣服参加了聚会。
B1 adjective /ˈfæbjələs/

Fabulous

极好的；不可思议的；非凡的
Meaning
extremely good; wonderful; extraordinary
Example
She wore a fabulous dress to the party.
她穿了一件精彩的裙子去参加派对。
C1 adjective, adverb (informal, vulgar) /ˈfʌkɪŋ/

fucking

他妈的 (粗俗词语用于强调)
Meaning
used for emphasis, often expressing anger or frustration (vulgar slang)
Example
It was a fucking disaster!
这真是个他妈的灾难！
C2 adverb /ˈfɔːrbi/

forby

此外
Meaning
In addition; besides (archaic Scottish/English word).
Example
He is kind and generous, and wise forby.
他是仁慈和慷慨的，并且此外还是智慧的。
B2 adjective /flɔːd/

flawed

有缺陷的
Meaning
having a mistake or fault that reduces its value or quality
Example
The flawed design of the car led to a recall.
汽车设计有缺陷，导致了召回。
C2 noun /ˈfɜːrnəri/

fernery

蕨类植物培育园，培养蕨类植物的地方
Meaning
a place or greenhouse where ferns are cultivated
Example
The garden's fernery was full of exotic plants.
花园的蕨类植物培育园里充满了异国植物。
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。
A1 adjective /frɛntʃ/

french

法国的
Meaning
Relating to France, its people, or their language.
Example
We enjoyed delicious French cuisine on our trip to Paris.
我们在巴黎的旅行中享用了美味的法国菜。
C1 adjective /frəˈtɜːrnəl/

fraternal

Meaning
Relating to brothers or brotherhood; friendly and supportive.
Example
The two nations maintain a fraternal relationship.
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。
A2 adverb, adjective, verb, noun /ˈfɔːrwərd/

forward

向前
Meaning
toward the front; to advance or send ahead; an onward position or direction
Example
The troops moved forward to secure the bridge.
部队向前移动以确保桥梁的安全。
C2 noun /ˌfrɪdʒɪˈdɛːriəm/

frigidarium

冷水池
Meaning
a large cold pool in ancient Roman baths used for cooling off after hot baths
Example
The ruins of the Roman frigidarium are still visible today.
罗马的冷水池遗址今天仍可见。
A1 adjective /ˈfeɪ.məs/

famous

著名
Meaning
Known about by many people; renowned.
Example
This area is famous for its unique heritage.
这个地区因其独特的遗产而著名。
C1 noun /ˈfɔːreɪ/

foray

突袭 / 初步尝试
Meaning
A sudden short attack or attempt, especially into new activity or territory.
Example
The company made its first foray into the international market.
公司首次进军国际市场。
C2 adjective /ˈfiːkənd/

fecund

肥沃的, 高产的
Meaning
producing or capable of producing an abundance of offspring or new growth; fertile
Example
The fecund soil produced a bountiful harvest this year.
肥沃的土壤今年收获了丰盛的农作物。
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 noun /ˈfɛərˌɡraʊndz/

fairgrounds

集市场地
Meaning
A designated area where fairs, exhibitions, and amusement events are held
Example
The town set up rides and stalls at the fairgrounds for the annual festival.
小镇在集市场地设置了游乐设施和摊位，为年度节日做准备。
C2 verb /fɔrˈswɛr/

forswear

放弃
Meaning
to renounce or reject; to give up completely
Example
He forswore his old habits and started a new life.
他放弃了旧习惯，开始了新的生活。
C2 noun /ˈfriːˌbuːtər/

freebooter

海盗
Meaning
A pirate or plunderer who roams freely in search of wealth.
Example
The freebooter raided the merchant ships along the coast.
海盗袭击了沿海的商船。
B2 adverb /ˈfɔːrməli/

formally

正式地
Meaning
in a formal or official manner; according to established rules or conventions
Example
The agreement was formally signed by both parties.
该协议已由双方正式签署。
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。
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 /ˈfɔːrˌfɑːðər/

forefather

祖先
Meaning
an ancestor, especially one who was part of an earlier generation of a family or nation
Example
Our forefathers fought for independence.
我们的祖先为独立而战斗。
A1 noun /flɔːr/

floor

地板
Meaning
the lower surface of a room, on which one may walk
Example
The floor was covered with a soft carpet.
地板上铺着一块柔软的地毯。
A2 noun/verb /fɛns/

fence

篱笆
Meaning
a barrier, usually made of wood or wire, that surrounds an area; to enclose with a barrier
Example
They built a fence around the garden.
他们在花园周围建了一道篱笆。
A1 adjective/noun /fɔːrθ/

fourth

第四
Meaning
Constituting number four in a sequence; coming after the third in position.
Example
He finished in fourth place in the race.
他在比赛中获得了第四名。
A2 noun /frɪdʒ/

fridge

冰箱
Meaning
a household appliance used to keep food and drinks cold to preserve freshness
Example
I put the milk back in the fridge after breakfast.
早餐后我把牛奶放进了冰箱。
B1 adjective /ˈfæsɪneɪtɪŋ/

Fascinating

迷人
Meaning
extremely interesting; captivating; enchanting
Example
The documentary about ocean life was fascinating.
关于海洋生命的纪录片令人着迷。
B1 noun fʌnd

fund

基金
Meaning
A sum of money saved or made available for a particular purpose.
Example
The government allocated a fund for disaster relief.
政府为灾难救援设立了一个基金。
A2 adjective /ˈfuː.lɪʃ/

Foolish

愚蠢的; 傻的; 可笑的
Meaning
lacking good sense or judgment; unwise; silly
Example
It was foolish of him to drive in such heavy rain.
在这样的暴雨中开车真是愚蠢。
C1 noun /ˈflæt.ər.i/

Flattery

恭维
Meaning
excessive and insincere praise, given especially to further one's own interests
Example
His constant flattery made everyone suspicious of his true motives.
他不断的恭维使大家怀疑他的真实动机。
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。
C2 adjective /ˈfræk.ʃəs/

Fractious

暴躁的；易怒的；难以控制的
Meaning
irritable and quarrelsome; difficult to control; bad-tempered
Example
The fractious child refused to follow any of the teacher's instructions.
那个易怒的孩子拒绝遵循老师的任何指示。
C2 noun /ˈflɛkʃən/

flection

弯曲
Meaning
The act of bending or the state of being bent, especially of a limb or joint.
Example
The doctor tested the patient's knee flection during the examination.
医生在检查过程中测试了病人的膝盖弯曲。
A2 noun /ˈfer.i.teɪl/

Fairy-tale

童话故事
Meaning
a children's story about magical and imaginary beings and lands
Example
Children love listening to fairy-tales before bedtime.
孩子们喜欢在睡觉前听童话故事。
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。
B1 noun /ˈfaɪ.tər/

Fighter

战斗机
Meaning
a military aircraft designed for attacking other aircraft; a person who fights
Example
The fighter jet flew overhead during the military parade.
战斗机在军事游行中飞过我们头顶。
B2 adjective, noun, verb /faʊl/

foul

Meaning
offensive to the senses; dirty or unpleasant; in sports, an unfair or illegal act
Example
The player was penalized for committing a foul.
B1 noun /fəˈsɪl.ɪ.ti/

facility

设施
Meaning
A place, amenity, or piece of equipment provided for a particular purpose.
Example
The facility was well-maintained.
设施保持得很好。
B2 adjective /ˈfɜːr.taɪl/

Fertile

肥沃的
Meaning
capable of producing abundant vegetation or crops; able to conceive children
Example
The fertile soil in this region makes it perfect for growing vegetables.
这个地区的肥沃土壤使其成为种植蔬菜的理想之地。
C2 noun /ˈfaɪər.brænd/

firebrand

煽动者
Meaning
a person who is passionate about a cause, often inciting change or action
Example
The activist was a true firebrand, inspiring everyone around him to join the protest.
这位活动家是真正的煽动者，激励着周围的每个人参加抗议。
B2 verb /fraʊn/

frown

皱眉
Meaning
to wrinkle one's brow in displeasure or concentration
Example
She frowned when she heard the bad news.
她听到坏消息时皱起了眉头。
C1 adjective /ˌfʊl ˈbɒd.id/

full-bodied

口感浓烈
Meaning
Having a strong, rich, and robust quality, especially of wine, coffee, or voice.
Example
He prefers a full-bodied red wine with his dinner.
他喜欢与晚餐搭配的口感浓烈的红酒。
C1 verb /flɪntʃ/

flinch

退缩
Meaning
to suddenly move back or away due to fear or pain
Example
He didn’t flinch when the doctor gave him the injection.
他在医生给他打针时没有退缩。
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 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。
B2 noun /ˌfiː.ɑːnˈseɪ/

Fiancee

未婚妻
Meaning
a woman who is engaged to be married
Example
John bought a beautiful engagement ring for his fiancee.
约翰为他的未婚妻买了一枚漂亮的订婚戒指。
C1 noun /fɑːrs/

farce

闹剧
Meaning
a comic dramatic work using buffoonery and horseplay, or a ridiculous situation
Example
The meeting turned into a complete farce with everyone arguing.
会议变成了一场彻底的闹剧，大家都在争论。
C1 noun /ˈfɔːrdʒər/

forger

伪造者
Meaning
a person who makes fake documents, artworks, or signatures
Example
The police arrested a forger who had been selling counterfeit paintings.
警方逮捕了一名伪造者，他一直在出售伪造的画作。
C2 adjective /ˈfɛkləs/

feckless

无能的, 不负责任的
Meaning
lacking initiative or strength of character; irresponsible
Example
His feckless attitude at work caused several missed deadlines.
他在工作中的无能态度导致了多个错过的最后期限。
C2 adjective/noun /fɪˈduː.ʃi.er.i/

fiduciary

信托的
Meaning
Involving trust, especially with regard to the relationship between a trustee and a beneficiary.
Example
Banks have fiduciary duties towards their clients.
银行对客户有信托责任。
B2 noun /fraɪt/

Fright

恐惧; 惊恐; 吓
Meaning
a sudden intense feeling of fear; a shock or surprise that causes fear
Example
The loud thunder gave her such a fright that she dropped her coffee cup.
那声雷鸣让她吓得掉了咖啡杯。
B2 adjective /ˈfɔːlti/

faulty

有缺陷的
Meaning
Having defects or imperfections; not working properly
Example
The device stopped working because it was faulty.
设备停止工作，因为它有缺陷。
A1 verb /ˈfɪnɪʃ/

finish

完成
Meaning
to complete or bring to an end; to reach the final point
Example
She finished her homework before dinner.
她在晚餐前完成了作业。
C1 adjective /ˈfaɪə.ri/

Fiery

火热的; 激情的; 暴躁的
Meaning
burning; passionate; hot-tempered; showing strong emotion
Example
She has a fiery temper that flares up quickly.
她有一个火热的脾气，容易迅速发火。
A2 verb /faʊnd/

found

创立
Meaning
to establish or create something; to discover
Example
They founded the company in 1995.
他们在1995年成立了公司。
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。
C1 adjective /ˈfrɛn.zid/

frenzied

狂乱
Meaning
Wildly excited or uncontrolled
Example
The frenzied crowd cheered as the band took the stage.
疯狂的人群为乐队登台而欢呼。
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。
A2 adjective, noun /ˈfeɪvərɪt/

favorite

最喜欢的
Meaning
Preferred over all others; something or someone especially liked.
Example
Chocolate is my favorite ice cream flavor.
巧克力是我最喜欢的冰淇淋口味。
C2 noun /ˈfiːəlti/

fealty

忠诚与效忠
Meaning
loyalty or allegiance, especially to a sovereign or lord
Example
The knight swore fealty to his king.
骑士向国王宣誓效忠。
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。
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。
C2 noun /ˈfetiʃ/

fetich

费蒂什
Meaning
an object believed to have magical powers or to be inhabited by a spirit
Example
The villagers treated the statue as a powerful fetich.
村民把雕像视为一个强大的费蒂什。
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。
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。
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。
A1 adjective/verb/adverb /friː/

free

自由
Meaning
Not under the control or in the power of another; able to act or be done as one wishes.
Example
The children are free to play outside.
孩子们可以自由地在外面玩。
B2 adjective /fɪərs/

Fierce

猛烈的; 好斗的; 展示强烈情感或决心的
Meaning
violent; aggressive; showing strong feeling or determination
Example
The fierce storm destroyed many houses in the village.
猛烈的风暴摧毁了村里许多房屋。
A2 noun /ˈfɜːrnɪtʃər/

furniture

家具
Meaning
Objects such as chairs, tables, beds, or cupboards used to make a room suitable for living or working.
Example
The living room was filled with beautiful wooden furniture.
客厅里摆满了美丽的木制家具。
C1 noun/verb ˈfɒr.ɪdʒ

forage

饲料，寻找食物
Meaning
Food for horses and cattle, especially dried hay or feed; to search for food.
Example
Animals forage for food during the winter months.
动物们在冬季寻找食物。
C2 noun /fækˈsɪmɪli/

facsimile

传真副本
Meaning
an exact copy or reproduction of a document
Example
He sent a facsimile of the contract to the client.
他把合同的传真副本发送给了客户。
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。
C1 adjective /ˈfɔːrθˌraɪt/

forthright

直率
Meaning
Direct and honest in speech or behavior; straightforward.
Example
She was forthright in her criticism of the policy.
她在批评政策时非常直率。
B2 noun /fɛər/

fare

车费
Meaning
the money paid for a journey on public transport; also food or treatment provided
Example
The bus fare to the city center is five dollars.
到市中心的公交车费是五美元。
C1 noun /fiˈæs.koʊ/

fiasco

彻底失败
Meaning
a complete failure, especially a ludicrous or humiliating one
Example
The event turned into a complete fiasco due to poor planning.
由于糟糕的规划，活动变成了彻底的失败。
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。
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。
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。
C2 noun /fɪntʃ/

finch

雀鸟（小型歌唱鸟）
Meaning
a small songbird with a short, stout bill
Example
A colorful finch perched on the branch singing sweetly.
一只五彩斑斓的雀鸟栖息在树枝上，甜美地唱着歌。
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。
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。
A2 adverb/adjective/verb /ˈfɜːrðər/

further

促进
Meaning
At a greater distance; to advance or promote something.
Example
She studied hard to further her career.
她努力学习以推动自己的职业发展。
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 /ˈfɔːr.hed/

Forehead

额头
Meaning
the part of the face above the eyebrows and below the hairline
Example
He wiped the sweat from his forehead.
他擦掉了额头上的汗水。
B2 adverb /ˈfræŋkli/

Frankly

坦率地说; 直言不讳;
Meaning
honestly; openly; in a direct manner
Example
Frankly, I think this plan needs more consideration.
坦率地说，我认为这个计划需要更多的考虑。
B2 adjective /ˈfes.tɪv/

Festive

节日的; 欢乐的; 节庆的
Meaning
joyful; celebratory; having the characteristics of a festival
Example
The house looked festive with colorful decorations.
房子看起来很有节日气氛，装饰色彩斑斓。
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 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 adjective /fəˈnætɪkəl/

fanatical

狂热的
Meaning
showing extreme enthusiasm or obsession
Example
She has a fanatical interest in collecting vintage stamps.
她对收藏老式邮票有着狂热的兴趣。
A2 adjective /ˈfroʊzən/

frozen

冻结的
Meaning
preserved by being made extremely cold; turned into ice
Example
The lake was completely frozen during winter.
湖泊在冬季完全冻结。
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。
B1 noun /flæʃ/

Flash

闪光; 闪烁
Meaning
a sudden brief burst of bright light; a very brief moment
Example
There was a bright flash of lightning followed by thunder.
有一道明亮的闪电，接着是雷声。
B1 noun /ˈfɛloʊ/

fellow

伙伴
Meaning
a person who shares a common situation, interest, or activity with another
Example
He is a fellow student in my class.
他是我班上的一个伙伴。
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。
C2 verb /fɪˈneɪɡəl/

finagle

通过聪明或欺骗得到某物
Meaning
to obtain something by cleverness or trickery
Example
He finagled a free ticket by pretending to be a VIP guest.
他通过假装是VIP客人来获得了一张免费票。
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。
A1 noun /fuːd/

food

食物
Meaning
any nutritious substance that people or animals eat or drink to maintain life and growth
Example
Rice is a common food in Asia.
米饭是亚洲常见的食物。