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B1 adjective /ˈfriːkwənt/

Frequent

频繁
Meaning
happening often; occurring regularly; repeated
Example
He makes frequent visits to his grandmother.
他经常去看望他的祖母。
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。
B1 noun /fiː/

fee

费用
Meaning
A payment made for a service or privilege.
Example
The lawyer charged a high fee for his services.
律师为他的服务收取了高额费用。
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。
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 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。
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。
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 /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。
B1 noun /ˈfʌndɪŋ/

funding

资金
Meaning
financial support for a project or organization
Example
The startup is seeking funding from investors.
初创公司正在寻求投资者的资金支持。
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？
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
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。
B1 noun freɪm

Frame

框架
Meaning
A rigid structure that surrounds something such as a picture, door, or windowpane.
Example
A framed family tree can be displayed in your home.
一个框架化的家谱可以在您的家中展示。
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 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。
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。
B1 adjective /ˈflek.sə.bəl/

Flexible

灵活的；容易适应的
Meaning
able to bend easily; adaptable to change; not rigid
Example
She has a flexible work schedule that allows her to work from home.
她有一个灵活的工作时间表，允许她在家工作。
B1 verb /ˈfraɪtən/

frighten

吓唬
Meaning
to cause fear or alarm in someone
Example
The loud noise frightened the child.
巨大的噪音吓到了孩子。
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。
B1 noun /ˌfɜːrst ˈeɪd/

first aid

急救
Meaning
Immediate assistance given to a sick or injured person until full medical treatment is available
Example
He gave first aid to the injured cyclist before the ambulance arrived.
在救护车到来之前，他为受伤的自行车手进行了急救。
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。
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。
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 /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。
B1 noun /ˌfɜːrst eɪd kɪt/

first aid kit

急救箱
Meaning
A collection of medical supplies for giving initial treatment in emergencies
Example
I always keep a first aid kit in my car for emergencies.
我总是在车里备有急救箱以应对紧急情况。
B1 noun /ˈfæn.si/

Fancy

幻想; 幻觉或想象
Meaning
a feeling of liking or wanting something; imagination or fantasy
Example
The child had a fancy for becoming a famous astronaut when he grew up.
孩子长大后希望成为一名著名的宇航员。
B1 adjective /fɜːrm/

Firm

坚固的; 稳定的; 强大的; 不屈服于压力的
Meaning
solid; stable; strong; not yielding to pressure
Example
She has a firm grip on the rope.
她紧握着绳子。
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。
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。
B1 adverb /ˈfriːli/

Freely

自由地; 没有限制;
Meaning
without restriction; openly; willingly
Example
She spoke freely about her experiences during the interview.
她在面试中自由地谈论了她的经历。
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 noun /ˈfeɪ.ljər/

Failure

失败
Meaning
lack of success; an unsuccessful person, enterprise, or thing
Example
The project's failure was due to poor planning and communication.
项目的失败是由于计划和沟通不良。
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。
B1 adverb /ˈfriːkwəntli/

Frequently

频繁; 定期; 多次
Meaning
often; regularly; many times
Example
She frequently visits her grandmother on weekends.
她在周末经常探望她的祖母。
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 adjective /faɪˈnænʃəl/

financial

金融的
Meaning
relating to money, banking, or finance
Example
He made a sound financial decision by investing wisely.
他通过明智的投资做出了稳健的金融决策。
B1 noun /ˈfɔːr.mæt/

Format

格式
Meaning
the way in which something is arranged or set out; the shape, size, and presentation of a book or document
Example
Please submit your report in PDF format by the end of the week.
请在本周末之前以PDF格式提交您的报告。
B1 noun /ˈfjuː.əl/

Fuel

燃料
Meaning
a material such as coal, gas, or oil that is burned to produce heat or power
Example
The rising cost of fuel has affected transportation and heating expenses worldwide.
燃料成本的上升影响了全球的交通和供暖费用。
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。
B1 noun fləʊ

flow

流动
Meaning
The action or fact of moving along in a steady, continuous stream
Example
The flow of information must be secured.
信息流必须被确保。
B1 noun /feɪθ/

Faith

信念; 信任; 宗教信仰;
Meaning
complete trust or confidence in someone or something; strong belief in religion
Example
She had unwavering faith in her team's ability to succeed.
她对她的团队成功的能力有着坚定不移的信念。
B1 noun /ˈfiːdbæk/

feedback

反馈
Meaning
information or opinions about how well someone is doing something
Example
She asked her teacher for feedback on her essay.
她向老师请求关于她作文的反馈。
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。
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。
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。
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.
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。
B1 verb /ˈfɛri/

ferry

渡船运输
Meaning
to transport by boat; to carry back and forth
Example
The boat ferried passengers across the river.
船把乘客运过了河。
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。
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。
B1 adjective /ˈfɔːrmər/

former

前任
Meaning
Having been previously in a particular role or position.
Example
He is a former president of the association.
他是该协会的前任主席。
B1 adverb /ˈfeər.li/

Fairly

公正地; 适度地; 合理地
Meaning
in a just manner; moderately; reasonably
Example
The test was fairly easy, but some questions were challenging.
测试相当简单，但一些问题具有挑战性。
B1 noun /ˈfʌŋkʃən/

function

功能
Meaning
An activity or purpose natural to or intended for a person or thing.
Example
The main function of the heart is to pump blood.
心脏的主要功能是泵送血液。
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。
B1 noun fəˈsɪl.ɪ.tiz

facilities

设施
Meaning
A place, amenity, or piece of equipment provided for a particular purpose.
Example
Facilities improve industrial productivity.
设施提高了工业生产力。
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。
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。
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。
B1 noun /ˈfɪnɪʃ laɪn/

finish line

终点线
Meaning
The line or point at the end of a race or competition where participants complete it.
Example
She sprinted towards the finish line and won the race.
她冲向终点线并赢得了比赛。
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 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.