Flower-vase
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 /ˈflaʊər veɪs/

Flower-vase

花瓶
Meaning
a decorative container used to hold cut flowers
Example
She placed beautiful roses in the flower vase on the table.
她把美丽的玫瑰放进了桌子上的花瓶里。
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。
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。
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。
A2 adjective /fəˈmɪl.jər/

Familiar

熟悉的; 了解的; 非正式且友好的
Meaning
well-known; easily recognized; having knowledge of; informal and friendly
Example
This song sounds familiar to me.
这首歌听起来对我很熟悉。
B1 noun /feɪk/

Fake

伪造品; 欺诈; 假物品
Meaning
a thing that is not genuine; a forgery or sham
Example
The painting was discovered to be a fake worth very little money.
这幅画被发现是一幅伪造品，价值非常低。
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 /ˈfɔːrwɜːrd/

foreword

前言
Meaning
a short introduction at the beginning of a book, typically written by someone other than the author
Example
The foreword of the book was written by a famous historian.
这本书的前言是由一位著名的历史学家写的。
B2 adverb /ˈflu:əntli/

Fluently

流利地; 顺畅地
Meaning
in a smooth, effortless, and articulate manner; with ease and skill
Example
She speaks French fluently.
她流利地讲法语。
C2 adjective /ˈfɛtɪd/

fetid

有恶臭的，令人不快的
Meaning
having a strong, unpleasant smell
Example
The fetid smell from the garbage was unbearable.
垃圾散发出的恶臭让人无法忍受。
C1 adjective /ˌfɑːrˈfetʃt/

farfetched

不太可能或不太真实
Meaning
unlikely to happen or be true; improbable
Example
His explanation for being late sounded farfetched.
他解释迟到的理由听起来不可信。
B1 adjective /ˈfɒɡi/

foggy

有雾的
Meaning
Full of or covered with fog; unclear or hazy.
Example
The mountain road was dangerous on the foggy morning.
山区的道路在这个雾蒙蒙的早晨非常危险。
C1 verb /fɔːˈbɛər/

forbear

克制
Meaning
To refrain from doing something; to show patience or self-control.
Example
She forbore from commenting on his mistake.
她克制了对他错误的评论。
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 /fæd/

fad

短暂流行的时尚，趋势
Meaning
a temporary fashion or trend; a short-lived craze
Example
The new diet became a popular fad among teenagers.
新的饮食成了青少年中的短暂流行趋势。
A1 number /ˌfɪfˈtiːn/

fifteen

十五
Meaning
the number 15
Example
There are fifteen students in the class.
班里有十五个学生。
C2 adjective /ˈfrɒlɪksəm/

Frolicsome

顽皮的; 快乐的; 活泼的
Meaning
joyful; playful; merry; cheerful
Example
The frolicsome children laughed and played in the park.
顽皮的孩子们在公园里笑着玩耍。
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 /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 noun ˈflaʊərz

Flowers

花
Meaning
The reproductive structures of plants that provide nectar for butterflies.
Example
Butterflies are attracted to colorful flowers.
蝴蝶被五彩斑斓的花朵吸引。
C2 verb /fɔɪst/

foist

强加
Meaning
To impose something unwelcome or unnecessary on someone.
Example
He tried to foist his old books onto his friends.
他试图把他的旧书强加给朋友们。
B2 adjective /fɔːrˈsiːəbl/

foreseeable

可预见的
Meaning
Able to be predicted or expected in advance
Example
The company is unlikely to make changes in the foreseeable future.
公司不太可能在可预见的未来做出变化。
A2 verb /fɪks/

fix

Meaning
To repair or make something work again.
Example
The mechanic fixed the broken car.
B2 verb /ˈflætər/

flatter

为了获得好处而过分或虚伪地赞扬
Meaning
to praise excessively or insincerely to gain favor
Example
He tried to flatter his boss to get a promotion.
他试图讨好他的老板以获得晋升。
B2 noun /ˈfreʃmən/

freshman

大一新生
Meaning
a first-year student at a high school, college, or university
Example
The freshman felt nervous on his first day at university.
大一新生在大学的第一天感到紧张。
C2 verb /fleɪ/

flay

剥皮/严厉批评
Meaning
to strip off the skin of something or criticize severely
Example
The chef flayed the fish before cooking it.
厨师在烹饪前剥去了鱼的皮。
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 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 adjective ˈfæʃ.ɪst

fascist

法西斯
Meaning
Relating to or characteristic of fascism; extremely authoritarian.
Example
Fascist governance undermines freedom.
法西斯统治破坏自由。
B2 noun /fʌs/

Fuss

大惊小怪；无谓的烦恼
Meaning
unnecessary worry or bother about something; agitated excitement over a trivial matter
Example
She made such a fuss about the small stain on her dress that everyone noticed.
她因裙子上的小污点而大惊小怪，结果大家都注意到了。
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 noun /fɜːr/

Fur

毛发
Meaning
thick hair covering the body of animals
Example
The cat's fur was soft and warm to touch.
猫的毛发触感柔软而温暖。
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。
C1 verb /fɔːrˈseɪk/

forsake

Meaning
to abandon or give up something or someone
Example
He decided not to forsake his old friends despite his success.
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。
C1 noun /ˈflæn.əl/

Flannel

法兰绒
Meaning
a soft woven fabric, typically made of wool or cotton and slightly milled and raised
Example
He wore a warm flannel shirt in winter.
他在冬天穿了一件温暖的法兰绒衬衫。
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。
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。
A1 noun /ˈfʊtˌbɔːl/

football

足球
Meaning
A team sport played with a ball that is kicked or carried to score points.
Example
They watched a football match on TV.
他们在电视上观看了一场足球比赛。
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。
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。
B1 adjective /feɪld/

failed

失败
Meaning
not successful in achieving a desired result
Example
The project failed to meet the expectations.
项目未能达到预期。
A1 noun /ˈfriː taɪm/

free time

空闲时间
Meaning
time when a person is not working or occupied and can do activities they enjoy
Example
She likes to read books in her free time.
她喜欢在空闲时间读书。
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。
B2 noun /ˈfjuː.nər.əl/

Funeral

葬礼
Meaning
a ceremony typically held shortly after a person's death, usually including burial or cremation
Example
Hundreds of people attended the funeral to pay their respects to the beloved teacher.
成千上万的人参加了葬礼，向亲爱的老师致敬。
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。
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 adjective /frəˈtɜːrnəl/

fraternal

Meaning
Relating to brothers or brotherhood; friendly and supportive.
Example
The two nations maintain a fraternal relationship.
A1 verb /ˈfɒloʊ/

follow

跟随
Meaning
to move behind someone or something; to go after or come after
Example
The children followed their teacher into the classroom.
孩子们跟着老师进了教室。
A2 verb /fɪl/

fill

填充
Meaning
to make or become full; to put something into a container until it is full
Example
Please fill the glass with water.
请把玻璃杯装满水。
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。
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。
B1 noun ˈfæmɪli triː

Family Tree

家谱
Meaning
A diagram showing the relationships between people in several generations of a family.
Example
Creating a family tree helps understand family history.
创建家谱有助于理解家庭历史。
B2 adjective /ˈfʌŋkʃənl/

functional

功能性
Meaning
designed to be practical and useful, rather than just decorative
Example
The design of the chair is simple but highly functional.
椅子的设计简单，但非常实用。
C1 noun /ˈfoʊk.lɔːr/

folk-lore

民间传说
Meaning
The traditional beliefs, customs, stories, songs, and practices of a community, passed down through generations.
Example
Bangladeshi folk-lore is rich with myths and legends.
中国的民间传说充满了神话和传说。
C1 adjective /ˈfiːzəbl/

feasible

可行的
Meaning
possible to do easily or conveniently; practical and workable
Example
It is feasible to complete the project within two months.
在两个月内完成这个项目是可行的。
A1 noun /fʊt/

Foot

脚
Meaning
the lower extremity of the leg that is in direct contact with the ground in standing or walking
Example
She hurt her foot while running.
她在跑步时扭伤了脚。
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。
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。
A1 number /ˈfɔːrti/

forty

幸福
Meaning
the number 40; ten times four
Example
She celebrated her forty years of life with a big party.
当她收到奖项时，她无法掩饰自己的幸福。
A2 noun fɔːrs

force

力
Meaning
A physical power or energy that can cause movement, change, or influence.
Example
Strong nuclear force binds particles.
强大的核力将粒子结合在一起。
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。
A1 preposition /frəm/ or /frʌm/

from

从
Meaning
Used to indicate the starting point of a journey, action, or source.
Example
She came from Dhaka to visit her family.
她从达卡来探望她的家人。
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。
B1 noun, verb /ˈfaɪ.næns/ or /fəˈnæns/

finance

金融
Meaning
the management of money and investments, or to provide funds for something
Example
The company secured finance from a major bank.
公司从一家大银行获得了融资。
B2 adjective /ˈfræʤaɪl/

fragile

脆弱
Meaning
Easily broken or damaged; delicate.
Example
Be careful with that vase, it's very fragile.
小心那个花瓶，它很脆弱。
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。
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。
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。
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。
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。
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。
B2 noun ˈfreɪm.wɜːk

framework

框架
Meaning
An essential supporting structure of a building, vehicle, or object; a basic structure underlying a system, concept, or text.
Example
A strong framework is vital for governance.
强大的框架对于治理至关重要。
C1 adjective /ˈfliː.tɪŋ/

fleeting

短暂的
Meaning
Lasting for a very short time; passing quickly.
Example
Happiness can be fleeting, so cherish every moment.
幸福可能是短暂的，所以珍惜每一刻。
B2 adverb /ˌfɜːrðərˈmɔːr/

furthermore

此外
Meaning
Used to introduce an additional point or idea; in addition.
Example
The plan is simple and, furthermore, it is affordable.
这个计划很简单，此外，它也很实惠。
C2 adjective /ˈfɔːnɪŋ/

fawning

过分的恭维
Meaning
displaying exaggerated flattery or affection
Example
Her fawning compliments made everyone uncomfortable.
她过分的恭维让每个人都感到不自在。
C1 adjective fæsˈtɪd.i.əs

fastidious

挑剔的，讲究细节的
Meaning
Very attentive to and concerned about accuracy and detail.
Example
She is fastidious about maintaining cleanliness.
她在保持清洁方面非常讲究。
A2 noun /ˈfɑː.loʊ.ɪŋ/

following

追随者
Meaning
a group of supporters or people who admire something or someone
Example
The singer has a large following around the world.
这位歌手在全世界有很多追随者。
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。
B1 adverb /ˈfʊli/

fully

完全
Meaning
completely or entirely; to the fullest extent
Example
She is fully aware of the risks.
她完全意识到这些风险。
B2 noun /ˈfaʊn.tən/

Fountain

喷泉
Meaning
a natural spring of water; an artificial structure from which water flows
Example
The fountain in the park attracts many visitors.
公园里的喷泉吸引了许多游客。
C2 verb /ˌfɔːrɔːrˈdeɪn/

foreordain

预定
Meaning
to determine or decree something in advance; to predestine
Example
Some believe that our lives are foreordained by fate.
一些人相信我们的生活是命运预定的。
B1 adjective /ˈfrʌstreɪtɪŋ/

frustrating

令人沮丧
Meaning
causing annoyance or dissatisfaction
Example
The slow internet connection was really frustrating.
缓慢的互联网连接真的令人沮丧。
A1 adjective /ˈfʌn.i/

Funny

有趣的; 奇怪的; 好笑的;
Meaning
humorous; strange; amusing;
Example
He told a funny joke that made everyone laugh.
他讲了一个有趣的笑话，让大家都笑了。
A2 noun, verb /fɔːrm/

form

形状 / 表格
Meaning
the shape or structure of something; to bring something into existence
Example
Students filled out the registration form.
学生填写了注册表格。
B1 adjective /fɒnd/

fond

喜爱
Meaning
having a strong liking or affection for something or someone
Example
She is fond of painting and spends hours in front of her canvas.
她非常喜爱画画，并且在画布前面花费了几个小时。
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 noun /ˈfaɪ.bər/

fibre

纤维
Meaning
A thread or filament from which a vegetable tissue, mineral substance, or textile is formed; dietary material that aids digestion.
Example
Eating foods rich in fibre can improve your digestion.
食用富含纤维的食物可以改善消化。
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。
B2 adverb /ˈfɔ:rmoast/

Foremost

首先; 最重要的
Meaning
most importantly; above all; in the first place
Example
First and foremost, we need to ensure safety.
首先，我们需要确保安全。
B1 noun /ˈfɔːr.tʃən/

Fortune

运气; 财富; 命运
Meaning
chance or luck as an external, arbitrary force affecting human affairs; a large amount of money or assets
Example
He made his fortune by investing wisely in technology companies.
他通过明智地投资科技公司赚到了财富。
C2 noun /ˈfɛndər/

fender

挡泥板
Meaning
a part of a vehicle that frames a wheel well to protect against mud or debris
Example
The car's fender was dented in the accident.
汽车的芬德尔在事故中被压凹了。
C2 noun /ˈfɒpəri/

foppery

浮夸
Meaning
Foolish or excessive concern with one's appearance or manners; pretentious behavior.
Example
His obsession with fashion was dismissed as mere foppery.
他对时尚的痴迷被当作浮夸。
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。
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, 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。
C2 noun /ˈfɔːrˌseɪl/

foresail

前帆
Meaning
The principal sail set on the foremast of a sailing vessel.
Example
The crew adjusted the foresail to catch the wind.
船员调整了前帆来迎接风。
B2 noun ˈflæʃkɑːrdz

flashcards

学习卡片
Meaning
Cards containing small amounts of information, held up for students to see, as an aid to learning.
Example
Flashcards help in quick memorization.
闪卡帮助快速记忆。
C2 adjective /fəˈlɪsɪtəs/

felicitous

恰当的, 合适的或令人愉快的; 由好运或幸福标志
Meaning
well-chosen, appropriate, or pleasing; marked by good fortune or happiness
Example
She made a felicitous remark that lightened the mood.
她做了一个恰到好处的评论，使气氛轻松了。
C1 noun /fɪlθ/

filth

肮脏
Meaning
dirty or disgusting matter; moral corruption
Example
The streets were full of filth after the storm.
暴风雨后街道上满是肮脏。
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。
A2 adjective /fɔːls/

False

虚假; 错误; 欺骗性; 人造
Meaning
not true; incorrect; deceptive; artificial
Example
The witness gave false testimony in court.
证人给出了虚假的证词。
B1 adverb /ˈfɜːrstli/

firstly

首先
Meaning
used to introduce the first point or reason in a discussion or argument
Example
Firstly, we need to address the budget issue before proceeding.
首先，我们需要在继续之前解决预算问题。
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。
B2 noun /ˈfɒsɪl/

fossil

化石
Meaning
the remains or impression of a prehistoric plant or animal embedded in rock
Example
The fossil of a dinosaur was discovered in the mountains.
在山中发现了一只恐龙化石。
A2 adjective, adverb /ˈfæstər/

faster

更快
Meaning
moving or able to move quickly; more quickly than usual
Example
This car is faster than the old one.
这辆车比老车更快。
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。
B2 verb /ˈfæsən/

fasten

系紧
Meaning
To attach or secure something firmly in place
Example
Please fasten your seatbelt before the plane takes off.
请在飞机起飞前系好安全带。
B2 adjective /ˌfjuːtʃəˈrɪstɪk/

futuristic

未来主义的
Meaning
Having or involving very modern technology or design that is advanced beyond what is currently available
Example
Futuristic technologies are transforming industries worldwide.
未来主义技术正在改变全球的行业。
C1 noun /ˈfoʊliɪdʒ/

foliage

树叶
Meaning
The leaves of a plant, collectively.
Example
The autumn foliage looked stunning in the park.
秋天的树叶在公园里看起来很惊艳。
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。
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。
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 /ˈflɪpənsi/

flippancy

轻率
Meaning
lack of seriousness; showing a disrespectful or trivial attitude
Example
His flippancy during the meeting offended his colleagues.
他在会议中的轻率让同事们感到不悦。
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 noun /fɪlm ˈæktər/

film actor

电影演员
Meaning
A person who performs roles in movies or films.
Example
The film actor received widespread acclaim for his performance.
这位电影演员因其出色的表演而获得广泛赞誉。
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。
C2 noun /ˈfɔːrʃɔːr/

foreshore

海滩
Meaning
The part of the shore between the high and low tide marks
Example
Children were playing on the foreshore, collecting shells.
孩子们在海岸上玩耍，捡贝壳。
C1 verb /flaʊt/

flout

蔑视
Meaning
To openly disregard or show contempt for a rule or law.
Example
The company was fined for flouting environmental regulations.
该公司因违反环保规定而被罚款。
A2 noun /fiːld/

field

田野
Meaning
an area of open land, often used for farming, sports, or scientific study
Example
The children played football in the field.
孩子们在田野上踢足球。
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。