Boast
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B2 noun /boʊst/

Boast

自夸; 吹牛; 骄傲
Meaning
an act of talking with excessive pride about one's achievements
Example
His constant boast about his wealth annoyed everyone.
他不断吹嘘自己的财富让所有人都很烦。
B2 verb /bɪˈwɛər/

beware

小心
Meaning
to be cautious or alert about a potential danger or problem
Example
Beware of the dog near the gate.
小心门口附近的狗。
B2 noun /ˈbeɪ.zəl/

Basil

罗勒
Meaning
an aromatic herb with green leaves used in cooking, especially Italian cuisine
Example
The pasta sauce was flavored with fresh basil.
意大利面酱料中加入了新鲜的罗勒。
B2 noun breɪn ˈtreɪ.nɪŋ

brain-training

大脑训练
Meaning
Mental exercises designed to improve cognitive functions, memory retention, and overall brain performance.
Example
Regular brain-training can improve memory retention.
定期的大脑训练可以提高记忆力。
B2 verb /ˈbɔɪkɑt/

boycott

抵制
Meaning
to refuse to buy, use, or participate in something as a protest
Example
They decided to boycott the company's products.
他们决定抵制公司的产品。
B2 noun /ˈbætəlˌfiːld/

battlefield

战场
Meaning
a place where a battle is fought
Example
The battlefield was covered with the remnants of the fight.
战场上布满了战斗的残余。
B2 adjective /ˈbɪtər/

Bitter

苦; 味道强烈; 表现出愤怒和失望
Meaning
having a sharp, pungent taste; feeling or showing anger and disappointment
Example
The medicine had a bitter taste.
药物有苦味。
B2 adverb /bɪˈfɔːr.hænd/

Beforehand

事先; 提前; 以前
Meaning
in advance; ahead of time; earlier
Example
We prepared everything beforehand.
我们事先准备好了所有的东西。
B2 verb /blɪŋk/

blink

眨眼
Meaning
to close and open the eyes quickly.
Example
She blinked rapidly to clear the dust from her eyes.
她迅速眨眼清除眼中的灰尘。
B2 adjective /ˈbruː.təl/

brutal

残忍
Meaning
extremely cruel or harsh; violent and without feeling
Example
The dictator’s rule was marked by brutal violence.
独裁者的统治充满了残忍的暴力。
B2 noun /bɪtʃ/

Bitch

母狗;
Meaning
a female dog; an unpleasant or spiteful woman (offensive)
Example
The bitch gave birth to five puppies.
那只母狗生下了五只小狗。
B2 noun /ˈbæŋ.ɡəl/

Bangle

手镯
Meaning
a rigid bracelet or anklet worn as jewelry
Example
She wore beautiful gold bangles on her wrists.
她戴着漂亮的金手镯在手腕上。
B2 adjective /ˈbraʊn.ɪʃ/

Brownish

棕色的
Meaning
having a color somewhat like brown; tending toward brown
Example
The old paper had a brownish tint from age.
那张旧纸因岁月的缘故带有棕色的色调。
B2 verb /bɪˈfrɛnd/

befriend

交朋友
Meaning
to act as a friend to someone; to make friends with
Example
She befriended the new student at school.
她在学校与新学生成为了朋友。
B2 noun /ˈbɪʃəp/

bishop

主教
Meaning
a senior member of the Christian clergy, usually in charge of a diocese and empowered to confer holy orders.
Example
The bishop delivered a powerful sermon during Sunday service.
主教在星期天的礼拜中做了一个有力的布道。
B2 adjective /ˈbeə.rə.bəl/

Bearable

可忍受的; 容忍的; 不太不愉快或痛苦
Meaning
able to be endured; tolerable; not too unpleasant or painful
Example
The pain became bearable after taking the medicine.
服药后，疼痛变得可以忍受。
B2 verb /breɪd/

braid

编织
Meaning
to weave together strands of hair or material
Example
She braided her hair before going to school.
她在去学校之前编了头发。
B2 noun /ˈbrɛkdaʊn/

breakdown

故障
Meaning
a failure or collapse of a system or machinery
Example
The car had a breakdown on the highway.
车子在高速公路上发生了故障。
B2 noun /ˈbʌf.ə.loʊ/

Buffalo

水牛
Meaning
a large wild ox with heavy horns; American bison
Example
The buffalo grazed peacefully in the meadow.
水牛在草地上安静地吃草。
B2 noun /ˈbɒmɪŋ/

bombing

轰炸
Meaning
an attack using bombs or explosives
Example
The city was devastated by the bombing.
这座城市在轰炸中被摧毁。
B2 verb /ˈbætər/

batter

反复打击
Meaning
To strike repeatedly with force.
Example
The waves battered the shoreline all night.
波浪整个晚上拍打着海岸线。
B2 verb baɪnd

bind

绑定
Meaning
To tie, fasten, or hold together securely.
Example
This force binds quarks together.
这个力量将夸克绑定在一起。
B2 noun /ˈbɒmər/

Bomber

轰炸机
Meaning
military aircraft designed to drop bombs on targets
Example
The bomber squadron flew over the city at dawn.
轰炸机中队在黎明时飞过城市。
B2 noun /bʌlk/

Bulk

大宗; 大部分;
Meaning
the mass or size of something large; the greater part or majority of something
Example
The bulk of the work was completed before the deadline.
大部分工作在最后期限前完成。
B2 adjective /brɪsk/

Brisk

迅速的; 精力充沛的; 活力四射的
Meaning
quick and energetic; lively; vigorous
Example
She took a brisk walk in the morning to feel energized.
她早晨快步走，感到精力充沛。
B2 noun ˈbʌtərflaɪ ˌpɒpjəˈleɪʃən

Butterfly Population

蝴蝶种群
Meaning
The total number of butterflies in a particular area or ecosystem.
Example
The butterfly population is declining due to habitat loss.
由于栖息地丧失，蝴蝶种群正在减少。
B2 noun /bɪzˈnɛs sʌˈsɛs/

business success

商业成功
Meaning
The achievement of desired outcomes in business operations, typically measured by profitability, growth, and sustainability.
Example
Innovation drives business success.
创新推动商业成功。
B2 noun ˈbænd.wɪdθ

bandwidth

带宽
Meaning
A range of frequencies within a given band, in particular that used for transmitting a signal; the maximum amount of data that can be transmitted in a fixed amount of time.
Example
Increasing bandwidth enhances internet speed.
增加带宽可以提升互联网速度。
B2 noun /ˈbæk.boʊn/

Backbone

脊柱
Meaning
the series of vertebrae extending from the skull to the pelvis; spine
Example
He injured his backbone in the accident.
他在事故中伤了他的脊柱。
B2 verb /bræɡ/

brag

吹嘘
Meaning
to talk proudly about oneself or one's achievements in an annoying way
Example
He always brags about his expensive car.
他总是夸耀自己昂贵的车。
B2 verb /boʊlt/

bolt

突然跑掉; 用螺栓固定某物
Meaning
To move suddenly and quickly; also to fasten something with a bolt.
Example
The horse bolted from the stable after hearing a loud noise.
马在听到一声大响后从马厩冲了出去。
B2 noun /ˈblɒkˌtʃeɪn/

blockchain

区块链
Meaning
A system of recording information in a way that makes it difficult or impossible to change, hack, or cheat the system
Example
Blockchain technology ensures transparency in financial transactions.
区块链技术确保金融交易的透明度。
B2 verb /bɪˈtreɪ/

betray

背叛
Meaning
to be disloyal to; to reveal secrets
Example
He felt betrayed by his closest friend.
他感到被他最亲密的朋友背叛。
B2 noun /bɑnd/

Bond

纽带; 债券
Meaning
a close connection joining two or more people; a certificate of debt issued by a government or corporation
Example
The strong bond between the mother and child was evident.
母亲与孩子之间的强烈纽带是显而易见的。
B2 adjective /boʊld/

Bold

大胆; 自信; 勇敢
Meaning
brave; confident; daring
Example
He made a bold decision to start his own business.
他做出了大胆的决定，开始了自己的生意。
B2 noun /ˈbɒdiɡɑːrd/

bodyguard

保镖
Meaning
a person employed to protect someone from harm
Example
The celebrity arrived with her bodyguard.
那位名人带着她的保镖到达了。
B2 noun /ˈbev.ər.ɪdʒ/

Beverage

饮料
Meaning
a drink, especially one other than water
Example
Would you like a hot or cold beverage with your meal?
你想要和你的餐一起喝热的还是冷的饮料？
B2 noun /bædʒ/

badge

徽章
Meaning
A small emblem or sign worn to show membership, authority, or achievement.
Example
The police officer showed his badge to identify himself.
警察展示了他的徽章来证明自己的身份。
B2 noun /ˈbjʊəroʊ/

bureau

办事处/机构
Meaning
An office or agency that provides services or manages specific duties.
Example
The travel bureau helped them plan their vacation.
旅游局帮助他们规划假期。
B2 verb /buːst/

boost

提升
Meaning
To increase, improve, or raise something.
Example
The company launched a campaign to boost sales.
公司启动了一项活动以提升销售。
B2 noun /brum/

Broom

扫帚
Meaning
a long-handled brush of bristles or twigs, used for sweeping
Example
She used an old broom to sweep the fallen leaves from the porch.
她用一把旧扫帚清扫从门廊掉落的树叶。
B2 noun /buːθ/

booth

电话亭
Meaning
a small enclosed space or area used for a specific purpose, such as voting or selling.
Example
He went into the voting booth to cast his ballot.
他进入了投票亭，准备投票。
B2 noun /ˈbænər/

banner

Meaning
a large printed sign used for advertisements or announcements
Example
The company displayed a banner to advertise their new product.
B2 adjective /bɪˈliːvəbl̩/

believable

可信的
Meaning
Able to be trusted or accepted as true or reasonable.
Example
Her story was so detailed that it sounded believable.
她的故事如此详细，以至于听起来很可信。
B2 noun/verb /beɪt/

bait

Meaning
Food or lure used to attract fish or animals; to deliberately provoke or annoy.
Example
He used worms as bait to catch fish.
B2 noun /ˈbrʌðərhʊd/

brotherhood

兄弟情谊
Meaning
The relationship between brothers; an association of people with common interests
Example
The soldiers shared a strong sense of brotherhood.
士兵们分享了强烈的兄弟情谊。
B2 verb, noun, adjective /baʊnd/

bound

有界的 / 受限的
Meaning
To move with large strides or jumps; also refers to being tied, limited, or certain.
Example
The dog bounded across the field with joy.
狗带着快乐跳过了田野。
B2 noun /ˈbækɪŋ/

Backing

支持
Meaning
help or support; financial or material support
Example
The project received backing from several major investors.
该项目获得了多个主要投资者的支持。
B2 noun ˈbleɪzə

blazer

西装外套
Meaning
A coloured jacket worn by members of a club, team, or school as part of a uniform.
Example
He looked sharp in his navy blue blazer at the event.
他在活动中穿着海军蓝色的西装外套，看起来很时尚。
B2 noun /ˈboʊld.nəs/

Boldness

大胆; 勇气
Meaning
willingness to take risks; confidence and courage in behavior
Example
Her boldness in confronting the problem impressed everyone.
她在面对问题时的大胆让所有人都印象深刻。
B2 adjective /bɪˈlʌvɪd/

beloved

心爱
Meaning
dearly loved, highly regarded
Example
She was the beloved queen of the kingdom.
她是王国中深受喜爱的女王。
B2 adjective /ˌbaɪəʊdɪˈɡreɪdəbl/

biodegradable

可生物降解的
Meaning
Capable of being decomposed by natural biological processes, typically by bacteria or other living organisms, without causing harm to the environment.
Example
Biodegradable materials break down naturally without harming the environment.
可生物降解的材料自然分解，不会对环境造成伤害。
B2 noun ˈbɛntʃˌmɑːr.kɪŋ

benchmarking

标准定义与比较分析
Meaning
Comparing with a specific industry or competitor to set the best standards.
Example
Companies use benchmarking to assess their performance.
公司利用基准测试来评估其表现。
B2 adjective /blʌnt/

blunt

钝的，直率的
Meaning
not sharp; direct and straightforward in speech
Example
Her blunt remarks offended some people.
她直率的评论冒犯了某些人。
B2 adjective /bɪˈzɑːr/

bizarre

离奇
Meaning
very strange or unusual, especially so as to cause interest or amusement
Example
He told a bizarre story that no one could believe.
他讲了一个离奇的故事，没有人能相信。
B2 noun bækˈtɪə.ri.ə

bacteria

细菌
Meaning
A member of a large group of unicellular microorganisms which have cell walls but lack organelles and an organized nucleus.
Example
Specialized bacteria aid in waste decomposition.
专门的细菌有助于废物分解。
B2 noun, verb /bɒb/

bob

上下摆动
Meaning
a short sudden movement up and down; to move quickly up and down
Example
The small boat began to bob on the waves.
小船开始在波浪上上下摆动。
B2 noun /bleɪd/

Blade

刀片
Meaning
a sharp flat cutting edge of a knife, sword, or tool
Example
The blade of the knife needs to be sharpened.
刀刃需要磨锐。
B2 adjective /bɪˈheɪvjərəl/

behavioral

行为的
Meaning
relating to the way a person or animal acts
Example
The psychologist studied the child's behavioral patterns.
心理学家研究了孩子的行为模式。
B2 noun /baɪˈɒɡrəfi/

Biography

传记
Meaning
an account of someone's life written by someone else; the story of a person's life
Example
I'm reading a fascinating biography of Albert Einstein.
我正在阅读一部关于阿尔伯特·爱因斯坦的迷人传记。
B2 noun /bɪˈliːvər/

believer

信徒
Meaning
a person who believes in something, especially a religious faith, idea, or principle
Example
She is a strong believer in hard work and honesty.
她坚信努力工作和诚实。
B2 adverb /ˈbruːtəli/

brutally

残酷地
Meaning
in a cruel, violent, or harsh manner; in a very direct and blunt way
Example
The prisoners were treated brutally by the guards.
警卫残酷地对待这些囚犯。
B2 noun /ˈblʌn.dər/

blunder

一个愚蠢或疏忽的错误；判断中的严重错误。
Meaning
A stupid or careless mistake; a serious error in judgment.
Example
His blunder cost the company a fortune.
他的错误让公司损失了巨大的财富。
B2 noun /bluːz/

blues

蓝调
Meaning
a feeling of sadness; a style of music with melancholy themes
Example
Listening to blues music always calms him down.
听蓝调音乐总是让他平静下来。
B2 adverb /ˈblʌnt.li/

Bluntly

直言不讳; 直率地
Meaning
in a direct way without trying to be polite; frankly
Example
He told her bluntly that she was wrong.
他直接告诉她她错了。
B2 noun ˈbaɪ.əs

bias

偏见, 偏袒
Meaning
Prejudice in favor of or against one thing, person, or group compared with another, usually in a way considered to be unfair.
Example
The judge must remain free from bias.
法官必须保持公正。
B2 noun /bɪˈtreɪəl/

Betrayal

背叛; 不忠
Meaning
the action of betraying one's country, group, or person; disloyalty
Example
His betrayal of their friendship hurt her deeply.
他对他们友谊的背叛深深伤害了她。
B2 noun /brest/

Breast

胸部
Meaning
the front surface of a person's or animal's body between the neck and the stomach
Example
The baby fell asleep on her mother's breast.
宝宝在母亲的胸部入睡。
B2 noun /brɪŋk/

brink

边缘
Meaning
The edge or point just before a significant event or change.
Example
The company was on the brink of bankruptcy.
公司处于破产的边缘。
B2 verb /ˈbrɪdʒɪŋ/

bridging

建设桥梁，建立连接
Meaning
The action of building a bridge over something; connecting or reducing the distance between two things.
Example
The new initiative is bridging the gap between urban and rural development.
新举措正在缩小城市与乡村发展的差距。
B2 adverb /ˈbəʊld.li/

Boldly

大胆地; 毫不畏惧
Meaning
in a confident and brave way; without fear
Example
She boldly stepped forward to face the challenge.
她勇敢地迈步向前，迎接挑战。
B2 noun /brɑː/

bra

文胸
Meaning
a woman's undergarment worn to support and cover the breasts
Example
She bought a comfortable bra for everyday wear.
她买了一件舒适的文胸用于日常穿着。
B2 noun, verb /ˈblækmeɪl/

blackmail

敲诈
Meaning
the act of demanding money or advantage by threatening to reveal secrets; to force someone to act by using such threats
Example
He tried to blackmail her by threatening to reveal the documents.
他试图用威胁公布文件来敲诈她。
B2 noun ˈbluː.prɪnt

blueprint

详细规划
Meaning
A detailed plan or framework for a work or project, a pre-planned structure.
Example
The architect presented a blueprint for the new building.
建筑师为新建筑提出了详细规划。
B2 noun /ˈbætʃələr/

Bachelor

单身汉; 拥有大学学位的人
Meaning
an unmarried man; a person who holds a first degree from a university
Example
He remained a bachelor all his life and earned a bachelor's degree in engineering.
他一生都保持单身，并获得了工程学位。
B2 adjective /bliːk/

bleak

阴郁的
Meaning
cold, miserable, or without hope
Example
The future seemed bleak after the economic downturn.
经济衰退后，未来显得阴郁。
B2 noun /ˈbæŋkrʌptsi/

bankruptcy

破产
Meaning
the state of being unable to pay debts owed, declared by a legal process
Example
The company declared bankruptcy after months of financial struggles.
公司在经历了几个月的财务困难后宣布破产。
B2 noun /ˈbroʊ.kər/

Broker

经纪人
Meaning
a person who buys and sells goods or assets for others; an intermediary
Example
The stock broker helped me invest my money wisely.
股票经纪人帮助我明智地投资我的钱。
B2 adverb /ˈbrɔːdli/

broadly

广泛地
Meaning
in a general or wide manner.
Example
The rules are broadly similar across all regions.
规则在所有地区大体相似。
B2 adjective /bəˈtænɪkəl/

botanical

植物学的
Meaning
relating to plants or plant life
Example
She works at the botanical garden.
她在植物园工作。
B2 verb /blʌf/

bluff

Meaning
to deceive someone by pretending to have strength, knowledge, or resources that one does not actually possess
Example
He tried to bluff his way into the exclusive club.
B2 noun /biːt/

Beet

甜菜
Meaning
a plant with a round dark red root that is eaten as a vegetable
Example
Roasted beet with goat cheese makes a delicious salad.
烤甜菜配山羊奶酪做成美味的沙拉。
B2 noun /ˈbɛərɪŋ/

bearing

举止 / 姿态
Meaning
a person's way of standing or moving; relevance or connection to something
Example
Her calm bearing impressed everyone in the room.
她平静的姿态给房间里的每个人留下了深刻印象。
B2 noun /ˈblæk.smɪθ/

Blacksmith

铁匠
Meaning
a person who makes and repairs things made of iron
Example
The blacksmith hammered the hot iron into a horseshoe.
铁匠把热铁打成了马蹄铁。
B2 noun /briz/

Breeze

微风
Meaning
a gentle wind; something that is achieved with ease
Example
The cool ocean breeze made the hot summer day more pleasant.
清凉的海风让炎热的夏日更加宜人。
B2 noun/verb /bʌk/

buck

Meaning
A male deer; also to resist or oppose strongly.
Example
The horse began to buck wildly as the rider tried to hold on.
B2 noun /beɪs/

bass

低沉的男性嗓音 / 贝斯吉他
Meaning
the lowest adult male singing voice; also, low-frequency sounds in music or a type of fish
Example
He played the bass guitar at the concert.
他在音乐会弹奏了贝斯吉他。
B2 noun/verb /ˌbærɪˈkeɪd/

barricade

障碍物
Meaning
a barrier erected to block or defend against movement; to block a passage with obstacles
Example
Protesters built a barricade across the street.
抗议者在街道上建造了一个障碍物。
B2 noun /bʌd/

Bud

花苞
Meaning
An undeveloped or immature flower before it opens
Example
The rose bud will bloom into a beautiful flower in a few days.
玫瑰花苞将在几天内绽放成一朵美丽的花。
B2 noun /ˈbærəl/

barrel

大桶
Meaning
a large cylindrical container used to hold liquids
Example
The wine was stored in a wooden barrel.
酒被储存在一个木制的大桶中。
B2 noun /ˈbaɪoʊ ˌdeɪtə/

Bio-data

简历
Meaning
biographical data; a resume or curriculum vitae containing personal and professional information
Example
Please submit your bio-data along with the job application.
请将您的简历与求职申请一起提交。
B2 noun /bætʃ/

batch

一次性生产或处理的物品数量
Meaning
a quantity of items produced or processed at one time
Example
She baked a fresh batch of cookies this morning.
她今天早上烤了一批新鲜的饼干。
B2 noun /ˈbækdrɒp/

backdrop

背景
Meaning
a painted cloth or other structure used behind a stage
Example
The backdrop for the play was a beautiful mountain scene.
戏剧的背景是一幅美丽的山景。
B2 noun ˈbɛriəl saɪt

burial site

埋葬地点
Meaning
A place where a dead body is buried.
Example
The burial site of the martyrs was near the riverbank.
烈士的埋葬地点靠近河岸。
B2 noun /ˈbeə.rər/

Bearer

持有者；文件持有者
Meaning
a person who carries or brings something; holder of a document
Example
The bearer of this message must deliver it quickly.
这个信息的持有者必须快速送达它。
B2 noun /braʊ/

brow

额头
Meaning
the part of the face above the eyes; forehead
Example
She wiped the sweat from her brow.
她擦去了额头上的汗水。
B2 noun /ˈbælət/

ballot

选票
Meaning
a process of voting, usually in secret; the paper used to record a vote
Example
Voters cast their ballot in the election.
选民在选举中投下了选票。
B2 noun, verb /ˈblɒsəm/

blossom

开花
Meaning
a flower or mass of flowers on a tree or plant; to develop or flourish
Example
The small garden began to blossom in spring.
小花园在春天开始开花。
B2 noun /ˈboʊlər/

bowler

投球员
Meaning
a person who delivers the ball in cricket; also a type of hard felt hat with a rounded crown
Example
The bowler took three wickets in the first over.
投球员在第一轮中拿下了三个wicket。
B2 noun /ˈbriː.ðɪŋ tɛkˌniːks/

breathing techniques

呼吸技巧
Meaning
Methods of controlling breathing to achieve relaxation and improve health.
Example
Breathing techniques help in reducing stress and anxiety.
呼吸技巧有助于减少压力和焦虑。
B2 adjective /bɪˈkʌmɪŋ/

becoming

得体
Meaning
attractive, suitable, or flattering to the wearer or situation
Example
That dress is very becoming on her.
那件衣服看起来很合适。
B2 noun /ˈbʌn.dəl/

Bundle

包裹; 捆
Meaning
a collection of things or quantity of material tied or wrapped up together
Example
The mailman delivered a bundle of letters to our house.
邮递员把一包信送到了我们的家。
B2 noun /ˈbækˌsaɪd/

backside

背部
Meaning
the rear part or surface of something; informal term for the buttocks
Example
The kids slid down the hill on their backside.
孩子们从山坡上滑下来，屁股着地。
B2 noun /bækˈtɪəriəm/

bacterium

细菌
Meaning
A single microscopic organism belonging to the group of bacteria.
Example
The doctor explained that a single bacterium can multiply rapidly under the right conditions.
医生解释说，一个单一的细菌在适当的条件下可以迅速繁殖。
B2 adjective /ˈbɒdɪli/

bodily

身体的
Meaning
relating to or concerning the body
Example
He suffered bodily harm in the accident.
他在事故中受到了身体伤害。
B2 verb /blʌʃ/

blush

脸红
Meaning
to become red in the face due to embarrassment or shyness
Example
She blushed when he complimented her.
她在他夸奖她时脸红了。
B2 noun/adjective /ˈbʌmpər/

bumper

保险杠
Meaning
A protective bar at the front or back of a vehicle; also used to describe something unusually large or successful.
Example
The farmer celebrated a bumper harvest this year.
农民今年庆祝了一个丰收的年份。
B2 noun, verb /bəˈfeɪ/ (noun), /ˈbʌfɪt/ (verb)

buffet

Meaning
A meal where guests serve themselves from a variety of dishes arranged on a table; also means to strike repeatedly (as a verb).
Example
We enjoyed a large buffet at the wedding reception.
B2 verb /buːm/

boom

轰鸣
Meaning
to make a loud deep sound; to grow or increase rapidly
Example
The thunder boomed across the sky.
雷声在天空中轰鸣。
B2 noun /ˈbrɔːd.bænd/

broadband

宽带
Meaning
a high-capacity transmission technique using a wide range of frequencies.
Example
Broadband internet has become a necessity in modern homes.
宽带互联网已成为现代家庭的必需品。
B2 verb/noun /buː/

boo

Meaning
To show disapproval by shouting 'boo'; or a sound made to surprise or scare.
Example
The audience began to boo the bad performance.
B2 noun /ˈbɒtəni/

botany

植物学
Meaning
the scientific study of plants
Example
She is studying botany at the university.
她在大学里学习植物学。
B2 noun/verb /bruːz/

bruise

Meaning
As a noun: an injury appearing as a purple or blue mark on the skin; As a verb: to injure without breaking the skin
Example
He got a bruise on his arm after falling.
B2 verb /bɑːrk/

bark

吠叫
Meaning
to make a sharp sound like a dog; to speak angrily
Example
The dog barks at strangers.
狗对陌生人大叫。
B2 verb /blɛnd/

blend

混合
Meaning
to mix things together smoothly; to combine harmoniously
Example
She blends the ingredients carefully.
她小心地混合了配料。
B2 adjective /ˈbʌmpi/

Bumpy

崎岖不平的；颠簸的
Meaning
having an uneven surface; rough; jolting
Example
The bumpy road made the car ride very uncomfortable.
颠簸的路让汽车的行驶变得非常不舒服。
B2 noun /ˈbiː.təl/

Beetle

甲虫
Meaning
a hard-bodied insect with wing covers
Example
The black beetle scurried across the garden path.
黑色的甲虫快速地穿过了花园小路。
B2 noun /ˈbɑː.li/

Barley

大麦
Meaning
a cereal grain used for food, brewing beer, and animal feed
Example
The farmer harvested barley from his fields in autumn.
农民在秋天从他的田地里收获了大麦。
B2 adjective /ˌbaɪˈlɪŋɡwəl/

bilingual

双语的
Meaning
Able to speak two languages fluently.
Example
She grew up in a bilingual household speaking both English and Spanish.
她在一个双语家庭中长大，既说英语也说西班牙语。
B2 noun /ˌbɛnɪˈfɪʃəri/

beneficiary

受益人
Meaning
a person who receives something, especially money or property, from a will or insurance policy
Example
She is the sole beneficiary of her father’s estate.
她是她父亲遗产的唯一受益人。
B2 noun bjʊəˈrɒk.rə.si

bureaucracy

官僚主义
Meaning
A system of government in which most of the important decisions are made by state officials rather than by elected representatives.
Example
Excessive bureaucracy can slow down decision-making.
过度的官僚主义会减缓决策过程。