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A2 noun /ˈbʊkstɔːr/

bookstore

书店
Meaning
a shop where books are sold
Example
She spent an entire afternoon browsing in the bookstore.
她整个下午都在书店里逛。
C1 noun /bruːˈtæləti/

brutality

残暴
Meaning
extreme cruelty or violence; savage or inhumane treatment
Example
The brutality of the attack shocked the entire community.
这次攻击的残暴震惊了整个社区。
A2 verb /ˈbɑroʊ/

borrow

借
Meaning
to take temporarily with intention to return; to take on loan
Example
Can I borrow your pen for a moment?
我可以借一下你的笔吗？
A2 noun, verb /bræntʃ/

branch

分支
Meaning
A part of a tree that grows out from the trunk; a division of an organization or subject.
Example
The company opened a new branch in Dhaka.
公司在达卡开设了一个新分支。
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。
A2 noun /biːf/

Beef

牛肉
Meaning
meat from a cow or bull
Example
The restaurant serves the best beef steak in town.
餐厅提供城里最好的牛排。
B1 adverb /ˈbreɪv.li/

Bravely

勇敢地
Meaning
in a way that shows courage and determination
Example
The firefighter bravely entered the burning building.
消防员勇敢地进入燃烧的建筑物。
C1 noun /ˈblɪs.tər/

Blister

水泡
Meaning
a small bubble on the skin filled with serum and caused by friction, burning, or other damage
Example
The new shoes gave her a painful blister on her heel.
新鞋子在她的脚后跟上造成了一个痛苦的水泡。
C2 verb /bɪˈhəʊv/

behove

适当
Meaning
British spelling of 'behoove'; to be appropriate or necessary
Example
It would behove the company to listen to its customers.
公司应该听取客户的意见。
C1 verb /ˈblækən/

blacken

使变黑
Meaning
to make something black or darker; to stain, soil, or tarnish
Example
Smoke from the fire began to blacken the walls.
火灾的烟开始把墙壁熏黑了。
C2 noun /ˈbæn.jən/

Banian

背心
Meaning
a sleeveless undergarment worn next to the skin; vest
Example
He put on a cotton banian under his shirt.
他穿了一件棉质巴尼安在衬衫下。
C2 noun /bɜːrˈlɛsk/

burlesque

滑稽模仿剧
Meaning
A humorous and exaggerated imitation of a serious work; a type of theatrical entertainment involving comedy and parody.
Example
The play was a clever burlesque of traditional opera.
这出戏是对传统歌剧的巧妙滑稽模仿。
B1 verb /breɪk/

brake

Meaning
to slow down or stop a vehicle by applying a brake
Example
He braked suddenly to avoid hitting the dog.
C1 adjective /bræʃ/

brash

无礼
Meaning
self-assertive in a rude, noisy, or overconfident way
Example
His brash comments offended many people at the meeting.
他那无礼的评论在会议上冒犯了许多人。
C2 adjective /ˈbuːtləs/

bootless

无用的
Meaning
Useless or futile; of no benefit.
Example
His bootless attempt to fix the machine only wasted time.
他修理机器的无用尝试只是浪费了时间。
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。
A2 noun /blʌd/

Blood

血液
Meaning
the red liquid that circulates in the arteries and veins of humans and animals, carrying oxygen to and carbon dioxide from the tissues of the body
Example
The doctor took a blood sample for testing.
医生取了一个血样进行测试。
A2 noun /ˈbɪz.nəs/

Business

生意; 商业; 企业
Meaning
work relating to the production, buying, and selling of goods or services
Example
He started his own business after graduating from university.
他大学毕业后开始了自己的生意。
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。
C2 verb /biˈætɪfaɪ/

beatify

宣圣
Meaning
to make blessed or holy, especially in the Roman Catholic Church, to declare a deceased person to be among the blessed
Example
The pope decided to beatify the martyr for his faith and sacrifice.
教皇决定因其信仰和牺牲而宣圣这位殉道者。
C2 adjective /bɪˈsɒtɪd/

besotted

沉迷的，痴迷的
Meaning
strongly infatuated or obsessed with someone or something
Example
He was completely besotted with her charm.
他完全沉迷于她的魅力。
C2 adjective /ˈbɪliəs/

bilious

胆汁的
Meaning
Relating to bile or an ill-tempered, irritable disposition.
Example
He became bilious after hearing the unfair criticism.
他在听到不公正的批评后变得暴躁。
A2 verb /bɪˈheɪv/

behave

表现
Meaning
to act in a particular way; to conduct oneself
Example
Children should behave well in school.
孩子们应该在学校里表现得很好。
B1 adjective /ˈbrɪliənt/

brilliant

辉煌
Meaning
Exceptionally clever, talented, or impressive; very bright or radiant.
Example
She gave a brilliant performance on stage.
她在舞台上表演得非常出色。
C2 verb /bɪˈteɪk/

betake

前往；转而从事
Meaning
to go or resort to a place or course of action, especially as a response; to apply oneself
Example
After dinner, she betook herself to her room to read.
晚饭后，她去自己的房间读书。
C1 noun/adjective /ˈbaɪ.ɡɒn/

bygone

过去的
Meaning
Something belonging to an earlier time; past and no longer existing.
Example
He often talks about the traditions of bygone days.
他经常谈论过去时代的传统。
A1 adjective /ˈbɔːrɪŋ/

boring

无聊
Meaning
not interesting or exciting; dull.
Example
The lecture was so boring that several students fell asleep.
这场讲座无聊到让几个学生都睡着了。
A1 adjective, adverb, verb /ˈbɛtər/

better

Meaning
of a more excellent or effective type or quality; to surpass or improve
Example
He felt better after taking the medicine.
B1 noun /ˌbækˈjɑːrd/

backyard

幸福
Meaning
an area of land behind a house, typically used for recreation or gardening
Example
The children played football in the backyard.
当她收到奖项时，她无法掩饰自己的幸福。
B2 adjective /ˈbaɪəst/

Biased

偏见
Meaning
showing prejudice for or against someone or something unfairly
Example
The judge was accused of being biased against the defendant.
法官被指控对被告有偏见。
A2 adjective /ˈbeɪ.sɪk/

Basic

基本的; 基础的;
Meaning
fundamental; essential; forming the foundation or starting point
Example
Learning basic English grammar is essential for beginners.
学习基本英语语法对初学者来说是必不可少的。
C1 noun /ˈblæs.fə.mi/

blasphemy

亵渎
Meaning
the act of speaking disrespectfully about God or sacred things
Example
In some countries, blasphemy is a punishable offense.
在某些国家，亵渎是可受处罚的罪行。
C2 noun /bɛl/

belle

美丽的女人
Meaning
A beautiful woman, especially the most attractive woman at a gathering.
Example
She was the belle of the ball that evening.
她是那个晚上舞会的美丽女士。
A2 noun ˈbæl.əns

balance

平衡
Meaning
A condition in which different elements are equal or in the correct proportions.
Example
Balance among powers prevents conflicts.
权力之间的平衡可以避免冲突。
B1 phrase bɛst ˈɛf.ərt

best effort

最大努力
Meaning
The maximum amount of effort or energy that someone can give.
Example
He gave his best effort to complete the task on time.
他为了按时完成任务，付出了最大的努力。
C2 verb /bɪˈdræɡəl/

bedraggle

通过把东西拖过泥水或水使其湿，脏和乱
Meaning
to make something wet, dirty, and untidy by dragging it through mud or water
Example
The children came home bedraggled after playing in the rain.
孩子们在雨中玩耍后，湿漉漉脏兮兮地回家了。
C2 adjective /ˈbeɪnfəl/

baneful

有害的
Meaning
Causing harm, ruin, or destruction; deadly or poisonous.
Example
His baneful influence ruined the community.
他的有害影响摧毁了社区。
C1 adjective /ˈbʊkɪʃ/

Bookish

爱读书的; 学术的
Meaning
studious; scholarly; devoted to reading and studying
Example
She was known for her bookish nature and love of literature.
她以书本亲和的天性和对文学的热爱而闻名。
B2 noun /broʊtʃ/

brooch

Meaning
a decorative jewelry pin that is attached to clothing
Example
She wore a beautiful silver brooch on her jacket.
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。
B1 noun /bʌɡ/

Bug

小虫
Meaning
a small insect; a defect in a computer program
Example
I found a bug crawling on my bed sheets.
我在我的床单上发现了一只小虫在爬行。
C2 noun /ˈbælæst/

ballast

压舱物
Meaning
heavy material used to stabilize a ship or vehicle
Example
The ship was loaded with ballast to remain steady in the storm.
船只装载了压舱物，以便在风暴中保持稳定。
B1 verb/noun /bɔːr/

bore

使……感到无聊
Meaning
Verb: To make someone feel uninterested or tired; Noun: A dull or tiresome person.
Example
The lecture began to bore the students.
讲座开始让学生感到无聊。
C2 noun /boʊl/

bole

树干
Meaning
the trunk of a tree
Example
The bole of the tree was thick and strong.
树干又粗又强壮。
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。
C1 noun /ˈbɑn.dɪdʒ/

Bondage

奴役; 囚禁
Meaning
the state of being a slave; the state of being under the control of a force or influence
Example
The people fought to escape from the bondage of oppression.
人们为了摆脱压迫的束缚而斗争。
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。
C2 noun /bəˈsuːn/

bassoon

一种大号木管乐器
Meaning
a large woodwind instrument with a deep sound
Example
The orchestra featured a beautiful bassoon solo.
乐团演奏了美妙的巴松独奏。
A2 noun /ˈbɪznəsˌwʊmən/

businesswoman

女商人
Meaning
a woman who works in business, especially one who owns or manages a company
Example
The businesswoman expanded her company into international markets.
这位女商人将她的公司扩展到国际市场。
C1 noun /ˈbæs.ti.ən/

bastion

堡垒, 防御工事
Meaning
a stronghold or fortification; a place or institution strongly defending particular principles
Example
The castle stood as a bastion against enemy attacks.
这座城堡作为抵御敌人攻击的堡垒而屹立。
C1 verb /brɔɪl/

broil

烤
Meaning
To cook food by direct heat, usually under a grill or over a fire.
Example
She broiled the chicken until it was golden brown.
她把鸡肉烤到金黄色。
C2 noun /ˌbenɪˈdɪkʃən/

Benediction

祝福
Meaning
a blessing, especially a ceremonial one; an expression of good wishes
Example
The priest gave his benediction to the newlyweds.
牧师给新婚夫妇带来了祝福。
A1 noun /ˈbeɪbi/

baby

婴儿
Meaning
a very young child, especially one newly or recently born
Example
The baby is sleeping peacefully in the crib.
婴儿正在婴儿床上安静地睡觉。
C1 verb /blæntʃ/

blanch

变得苍白
Meaning
to turn pale from shock, fear, or to briefly boil food to remove skin or prepare it
Example
She blanched at the sight of blood.
她看到血后吓得脸色苍白。
C2 noun /brəˈkeɪd/

brocade

织锦
Meaning
a rich fabric woven with a raised pattern, often in gold or silver thread
Example
She wore a beautiful brocade dress to the wedding.
她在婚礼上穿着一件漂亮的织锦裙子。
B1 noun /baɪˈɒlədʒi/

biology

生物学
Meaning
The scientific study of living organisms.
Example
Biology explains how plants and animals function.
生物学解释了植物和动物是如何运作的。
C1 noun /ˈblɒk.ɪdʒ/

Blockage

阻塞
Meaning
an obstruction that makes movement or flow difficult or impossible
Example
The drain blockage caused water to overflow in the kitchen.
排水管的阻塞导致水在厨房溢出。
A1 adjective /bɪɡ/

big

大
Meaning
large in size, extent, or importance
Example
They moved into a big house with plenty of space.
他们搬进了一座大房子，那里有很多空间。
C2 noun /bleɪn/

Blain

水泡
Meaning
an inflammatory swelling or sore on the skin; a blister or pustule
Example
The doctor examined the blain on his arm.
医生检查了他手臂上的水泡。
A2 noun /ˈblæŋ.kɪt/

Blanket

毯子
Meaning
a large piece of woolen or similar material used as a covering for warmth
Example
She wrapped herself in a warm blanket on the cold night.
她在寒冷的夜晚把自己裹在温暖的毯子里。
C2 adjective /beɪˈkoʊniən/

baconian

贝科尼安
Meaning
Relating to the philosopher Francis Bacon or his method of scientific reasoning.
Example
The researcher followed a Baconian approach to observation and experimentation.
研究人员遵循了一种贝科尼安的方法来进行观察和实验。
B1 noun /bʌntʃ/

Bunch

束; 丛; 捆
Meaning
a number of things of the same type fastened together or occurring close together
Example
She picked a bunch of flowers from the garden for her mother.
她为母亲从花园里摘了一束花。
C2 verb /ˈbɜːrnɪʃ/

burnish

Meaning
To polish something by rubbing; to enhance or improve.
Example
He burnished the old table until it shone.
C1 noun /ˈbaɪ.lɔː/

by-law

地方性法规
Meaning
A rule made by a company, organization, or local authority to control the actions of its members.
Example
The city council passed a new by-law regulating street vendors.
市议会通过了一项新的地方法规，规范街头小贩。
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。
C2 noun /ˈbroʊɡən/

brogan

厚重鞋
Meaning
A heavy, sturdy shoe, often made of leather.
Example
The farmer wore old brogans while working in the field.
农民在田间工作时穿着旧布罗根鞋。
C1 noun /bəˈtɒn/

baton

Meaning
A thin stick carried by a conductor to direct an orchestra, or used as a symbol of authority.
Example
The conductor raised his baton to begin the symphony.
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。
C2 noun /bəˈfuːn/

buffoon

小丑
Meaning
A ridiculous but amusing person; a clown or jester.
Example
He acted like a buffoon at the party, making everyone laugh.
他在派对上像个小丑一样表演，让每个人都笑了。
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。
C2 verb /bɪˈfɪt/

befit

适合
Meaning
to be suitable for; to be appropriate to
Example
Formal attire befits the seriousness of the occasion.
正式的服装适合这个场合的严肃性。
C2 noun /ˈbuːbi/

booby

傻瓜
Meaning
a foolish or gullible person; a silly individual
Example
He felt like a booby after making such a simple mistake.
犯了这么简单的错误后，他觉得自己像个傻瓜。
C1 phrase ˌbaɪ.oʊ.daɪˈvɜː.sɪ.ti ˌprez.əˈveɪ.ʃən

biodiversity preservation

生物多样性保护
Meaning
The protection and conservation of the variety of life in all its forms, including different species, genetic diversity, and ecosystems.
Example
Biodiversity preservation is critical for ecological balance.
生物多样性保护对生态平衡至关重要。
C2 adjective /bɪˈfɒɡd/

befogged

困惑的, 模糊的
Meaning
Confused or clouded in mind; made unclear like being surrounded by fog.
Example
His mind felt befogged after the long and exhausting meeting.
在漫长而令人疲惫的会议后，他的思维感到困惑。
C1 verb /ˈbəʊl.stər/

bolster

增强
Meaning
To support or strengthen; to prop up.
Example
The new policy aims to bolster economic growth.
新政策旨在促进经济增长。
C1 noun /ˈblɛm.ɪʃ/

blemish

瑕疵
Meaning
A small mark or flaw that spoils the appearance of something.
Example
The mirror had a small blemish on the surface.
镜子表面有一个小瑕疵。
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 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 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。
C2 noun /ˈbɛnɪsən/

benison

祝福
Meaning
A blessing or benefit.
Example
The rain was a benison for the drought-stricken farmers.
这场雨对受旱灾影响的农民来说是一种祝福。
C2 verb /breɪz/

braze

焊接
Meaning
To join two pieces of metal by heating and melting a filler metal into the joint.
Example
The mechanic brazed the broken pipe to fix the leak.
机械师通过加热焊接破损的管道来修复泄漏。
A2 noun /ˈbʌt.ər.flaɪ/

Butter-fly

蝴蝶
Meaning
a flying insect with large colorful wings
Example
The beautiful butterfly landed on the flower.
美丽的蝴蝶停在花朵上。
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。
C1 verb; noun /beltʃ/

belch

打嗝
Meaning
to expel air noisily from the stomach through the mouth; to emit or pour out suddenly and forcefully
Example
After drinking the soda, he belched loudly.
喝了汽水后，他大声打嗝。
A1 noun /bæk/

Back

背部
Meaning
the rear surface of the human body from the shoulders to the hips; the spine
Example
She hurt her back while lifting heavy boxes.
她在搬重箱子时伤了背部。
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。
C2 adjective /ˈbʊərɪʃ/

boorish

粗鲁
Meaning
Rude, insensitive, and lacking manners or refinement.
Example
His boorish behavior ruined the dinner party.
他的粗鲁行为毁了晚宴。
A2 noun/verb /ˈbætəl/

battle

战斗
Meaning
A fight between armed forces or a struggle to achieve or resist something.
Example
The soldiers prepared for the final battle.
士兵们为最后的战斗做好了准备。
A1 noun, verb /baɪk/

bike

自行车
Meaning
a bicycle or motorcycle; to ride a bicycle
Example
He biked to school every day.
他每天骑自行车去学校。
C2 noun ˌbaɪ.oʊ.əˈveɪ.lə.bɪl.ə.ti

bioavailability

身体吸收能力
Meaning
The degree to which a substance can be absorbed and used by the body.
Example
Turmeric's bioavailability increases when consumed with black pepper.
姜黄的生物可利用性在与黑胡椒一起食用时增加。
A1 noun /bɔːl/

ball

球
Meaning
a round object used in games or sports
Example
The children played with a ball in the park.
孩子们在公园里玩球。
A1 noun /ˈbɛdruːm/

bedroom

卧室
Meaning
A room used for sleeping in.
Example
The children were playing in the bedroom.
孩子们正在卧室里玩耍。
A2 noun /bɪər/

beer

啤酒
Meaning
An alcoholic drink made from yeast-fermented malt flavored with hops.
Example
He ordered a glass of cold beer at the bar.
他在酒吧点了一杯冰凉的啤酒。
A1 adjective /blæk/

Black

黑色
Meaning
having the darkest color; the opposite of white
Example
She wore a beautiful black dress to the party.
她穿了一件漂亮的黑色连衣裙去参加聚会。
C2 verb /bɪˈnʌm/

benumb

使麻木
Meaning
to make physically numb or without sensation; to make mentally dull or insensitive
Example
The freezing wind seemed to benumb his fingers within minutes.
刺骨的寒风几分钟内就使他的手指麻木了。
C2 noun /ˌbuː.ɡənˈvɪl.i.ə/

Bougainvillea

九重葛
Meaning
a tropical climbing plant with colorful bracts surrounding small flowers
Example
The bougainvillea climbing over the garden wall creates a beautiful purple display.
攀爬在花园墙上的九重葛创造了美丽的紫色展示。
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。
C1 noun /ˈbjuːɡəl/

Bugle

军号
Meaning
a brass musical instrument similar to a trumpet but without valves, used especially for military calls
Example
The soldier played the bugle to signal the start of the ceremony.
士兵吹响军号以示仪式开始
C2 adjective /ˈbrɪndl̩d/

brindled

斑驳
Meaning
Having a brownish or tawny color with streaks or spots of another color.
Example
The farmer owned a brindled cow with distinctive stripes.
农民拥有一头带有显著条纹的斑驳奶牛。
B1 verb /blɛs/

bless

祝福
Meaning
to give divine favor; to ask for God's favor
Example
The priest blessed the congregation.
牧师祝福了会众。
C1 noun /ˈbeɪ.zəl siːdz/

Basil Seeds

罗勒种子
Meaning
small black seeds from the basil plant, often used in drinks and desserts
Example
I added basil seeds to my lemonade for a refreshing drink.
我在柠檬水中加入了罗勒种子，制作了一种清爽的饮品。
C2 adjective /bɪˈnaɪtɪd/

benighted

黑暗的，无知的
Meaning
In a state of intellectual or moral ignorance; overtaken by darkness.
Example
The explorers were lost in the benighted forest without any guide.
探险者在没有向导的情况下迷失在黑暗的森林中。
C2 adverb /bɪˈtaɪmz/

betimes

早早
Meaning
early; in good time
Example
She rose betimes to finish her work.
她早起以完成工作。
A1 noun /bed/

Bed

床
Meaning
a piece of furniture for sleep or rest, typically a framework with a mattress
Example
She made her bed every morning before going to work.
她每天早上在去工作之前都会整理床铺。
B1 adjective /brɔːd/

Broad

宽广的; 广阔的; 覆盖大面积的
Meaning
wide; extensive; covering a large area
Example
The river is very broad at this point.
这条河在这一点上非常宽广。
C2 noun /ˌbæstərdaɪˈzeɪʃən/

bastardization

扭曲 / 退化
Meaning
the act of corrupting, degrading, or misrepresenting something
Example
Critics called the remake a bastardization of the original film.
评论家称重拍版是原电影的扭曲。
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。
C2 adjective /bɪˈhoʊldən/

beholden

感激或负债
Meaning
indebted or obliged to someone for a service or help
Example
He felt beholden to his mentor for all the guidance.
他对他的导师感到感激，因为得到所有的指导。
C2 verb /ˈbækˌslaɪd/

backslide

倒退
Meaning
To relapse into bad habits, undesirable practices, or moral decline.
Example
After months of progress, he began to backslide into old habits.
经过几个月的进展，他开始回到旧习惯中。
A2 noun /bɒs/

boss

老板
Meaning
a person who is in charge of a worker, group, or organization
Example
Her boss gave her a new project to complete.
她的老板给她分配了一个新的项目来完成。
C1 verb /bɔːl/

bawl

大声哭泣
Meaning
to shout or cry loudly
Example
The baby bawled all night, keeping everyone awake.
宝宝整晚哭个不停，吵醒了所有人。
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。
B1 verb /bɜːrst/

burst

爆裂
Meaning
to break open suddenly; to be full of something
Example
The balloon bursts with a loud pop.
气球突然爆炸发出响亮的声音。
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 /biːm/

beam

光束 / 横梁
Meaning
a ray or shaft of light; a long piece of wood or metal used to support weight
Example
A beam of sunlight entered through the window.
一束阳光穿过窗户。
B2 verb /ˈbænɪʃ/

banish

放逐
Meaning
to send someone away from a place as punishment; to get rid of
Example
The king banished the traitor from the kingdom.
国王将叛徒赶出了王国。
C2 noun /ˌbædɪˈnɑːʒ/

badinage

玩笑，幽默对话
Meaning
Playful and humorous conversation; banter.
Example
The friends enjoyed a light badinage over coffee.
朋友们在咖啡旁享受轻松的玩笑。
C1 verb bɪˈkwiːð

bequeath

遗赠
Meaning
Leave something to someone in a will; pass down or hand down to the next generation.
Example
The scientist bequeathed his research papers to the university.
科学家把他的研究论文遗赠给了大学。
C1 noun /bʌm/

bum

臀部
Meaning
informal term for the buttocks; also a homeless or lazy person
Example
He sat on his bum all day doing nothing.
他整天坐在臀部上什么都不做。
C2 adjective /ˈbrækɪʃ/

brackish

咸淡水
Meaning
Slightly salty, often describing water that is a mix of fresh and seawater.
Example
The river estuary contained brackish water.
河口含有咸淡水。
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。