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A2 phrasal verb /bæk ʌp/

back up

支持；备份；后退
Meaning
to support or help someone; to make a copy of data for safety; to move backward
Example
Please back up your files before updating the system.
在更新系统之前，请备份你的文件。
C2 adjective /ˈbrɔːni/

brawny

强壮的
Meaning
Physically strong and muscular.
Example
The brawny man lifted the heavy box with ease.
那位强壮的男子轻松地举起了沉重的盒子。
B1 noun /bʊk ˈsel.ər/

Book seller

书商
Meaning
a person who sells books, especially as a business
Example
The book seller recommended a great novel for my summer reading.
书商推荐了我暑期阅读的一本好小说。
C1 noun /bəˈnæn.zə/

Bonanza

一种突然增加财富、好运或利润的情况或事件
Meaning
a situation or event that creates a sudden increase in wealth, good fortune, or profits
Example
The oil discovery was a bonanza for the small country.
石油的发现对这个小国来说是一个博南萨。
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 noun /beɪl/

bale

捆
Meaning
A large bundle of goods tightly wrapped and bound.
Example
The workers loaded the bale of cotton onto the truck.
工人们将棉花捆装上了卡车。
B2 noun /buˈkeɪ/

Bouquet

花束
Meaning
an attractively arranged bunch of flowers, especially one presented as a gift or carried at a ceremony
Example
The bride carried a beautiful bouquet of white roses down the aisle.
新娘携带着美丽的白玫瑰花束走过过道。
C2 noun /ˈbɛvi/

bevy

群体, 一群
Meaning
A large group of people or things of a particular kind.
Example
A bevy of swans floated on the lake.
一群天鹅在湖面上漂浮。
C1 verb /ˈbæbəl/

babble

胡说
Meaning
to talk rapidly and continuously in a foolish way
Example
The baby babbles all day long.
宝宝整天嘟囔。
A2 adverb /ˈbjuːtɪfəli/

beautifully

优美地
Meaning
in a beautiful or pleasing manner; excellently or skillfully
Example
She sang beautifully at the concert.
她在音乐会上唱得很优美。
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 noun /ˈbeɪleɪ/

Bele

贝雷鱼
Meaning
a type of freshwater fish found in South Asian rivers, known for its distinctive appearance
Example
The bele fish is commonly caught in the rivers of Bangladesh.
贝雷鱼通常在孟加拉国的河流中被捕获。
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。
C2 adjective /ˈbɪloʊɪŋ/

billowing

波动的
Meaning
Describing something that swells or surges outward in waves or large masses.
Example
She walked through the billowing curtains.
她穿过波动的窗帘走了。
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。
C2 verb /bɪˈwɪtʃ/

bewitch

迷住
Meaning
to enchant or fascinate someone as if by magic
Example
The dancer's performance bewitched the audience.
舞蹈家的表演迷住了观众。
B2 noun /bɪd/

Bid

出价; 投标
Meaning
an offer to pay a certain amount for something; an attempt to obtain or achieve something
Example
She made a bid for the antique vase at the auction.
她在拍卖会上出价购买那只古董花瓶。
B2 noun /ˈbɪtərnəs/

Bitterness

苦涩
Meaning
anger and disappointment at being treated unfairly; resentment; a sharp, unpleasant taste
Example
She spoke with bitterness about her former employer.
她谈到了对以前雇主的愤怒。
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。
C1 noun /ˈbɛərnəs/

bareness

赤裸
Meaning
the state of being bare or uncovered; lack of decoration, warmth, or concealment
Example
The bareness of the room made it feel cold and unwelcoming.
房间的赤裸感让人觉得寒冷而不友好。
A2 adjective /blaɪnd/

blind

Meaning
Unable to see because of injury, disease, or a congenital condition.
Example
He has been blind since birth.
B2 interjection /ˈbrɑː.voʊ/

bravo

布拉沃
Meaning
used to express approval, admiration, or praise
Example
The audience shouted 'Bravo!' after the stunning performance.
观众在精彩的表演后大喊“布拉沃！”
C2 noun /ˌbækəˈneɪliə/

bacchanalia

纵酒狂欢
Meaning
A Roman festival of Bacchus celebrated with dancing, drinking, and revelry; any occasion of wild and drunken revelry.
Example
The novel describes the party as a bacchanalia of excess and joy.
小说将这个派对描述为一个过度和欢乐的巴卡纳利亚。
C1 adjective /bəˈnɑːl/ or /ˈbeɪnəl/

banal

平庸
Meaning
Lacking originality; boringly obvious and commonplace.
Example
His speech was full of banal clichés.
他的演讲充满了平庸的陈词滥调。
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。
C1 verb /bɪˈsɛt/

beset

Meaning
to trouble, harass, or attack on all sides
Example
The village was beset by constant floods.
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。
C2 noun /briːtʃ/

breech

Meaning
The back part of a gun barrel; a position of a baby in the womb where the buttocks or feet come out first at birth.
Example
The rifle was loaded through the breech.
C2 noun /ˈbɪɡ.ə.mi/

bigamy

重婚
Meaning
The act of marrying one person while still legally married to another.
Example
He was charged with bigamy after his second marriage was discovered.
在他第二次婚姻被发现后，他因重婚被指控。
C2 noun /bɒmˈbeɪ dʌk/

Bombay duck

邦贝鱼
Meaning
a type of lizardfish found in coastal waters, commonly eaten dried and salted in South Asia
Example
Bombay duck is a popular delicacy when dried and fried.
邦贝鱼干燥并油炸后是一种受欢迎的美食。
C1 noun /bɪˈtreɪər/

Betrayer

背叛者; 不忠者
Meaning
a person who betrays someone or something; one who is disloyal
Example
The betrayer was exposed and faced severe consequences.
背叛者被曝光并面临严重后果。
C2 adjective /ˈbɔːdi/

bawdy

猥亵
Meaning
humorously indecent or obscene, often in a sexual way
Example
The comedian’s bawdy jokes made the audience laugh and blush.
喜剧演员的猥亵笑话让观众笑了并且脸红。
C1 noun /ˈbɛd.rɒk/

bedrock

基础
Meaning
the solid rock layer beneath the soil; the fundamental basis of something
Example
Trust is the bedrock of a healthy relationship.
信任是健康关系的基础。
C1 adjective /ˈbɒt.əl ɡriːn/

Bottle-green

瓶绿色
Meaning
a dark green color similar to that of a green glass bottle
Example
She wore a beautiful bottle-green dress to the evening party.
她穿了一件漂亮的瓶绿色连衣裙参加晚宴。
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 ˌbaɪ.oʊ.dɪˈvɝː.sə.t̬i

biodiversity

生物多样性
Meaning
The variety of life in the world or in a particular habitat or ecosystem.
Example
Rainforests are home to immense biodiversity.
雨林是巨大的生物多样性的家园。
B2 noun ˈbaɪ.əʊˌfjuː.əl

biofuel

生物燃料
Meaning
A fuel derived immediately from living matter, as opposed to fossil fuels derived from long-dead biological matter.
Example
Biofuels reduce dependence on conventional energy sources.
生物燃料减少了对传统能源来源的依赖。
C2 verb /ˈbaʊdləˌraɪz/

bowdlerize

去除冒犯性部分
Meaning
to remove or modify parts of a text considered offensive or inappropriate
Example
The editor bowdlerized the novel to make it suitable for children.
编辑将小说修改，以使其适合儿童。
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。
A2 noun /ˈbjuː.ti/

Beauty

美丽
Meaning
the quality of being pleasing to look at; attractiveness
Example
The beauty of the sunset took my breath away.
夕阳的美丽让我屏住了呼吸。
C2 verb /ˈblækˌbɔːl/

blackball

排除
Meaning
to exclude someone socially or vote against their membership in a group or club
Example
He was blackballed from the club after the controversy.
他因争议被俱乐部除名。
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 /bɜːrd/

bird

鸟
Meaning
a warm-blooded animal with feathers and wings that usually lays eggs and can often fly
Example
A bird was singing on the tree branch.
一只鸟在树枝上唱歌。
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 noun /ˌbɒmbərˈdɪər/

bombardier

炸弹员
Meaning
a member of a bomber crew responsible for releasing bombs
Example
The bombardier released the bombs with precision.
炸弹员精确地投下了炸弹。
C2 noun /ˈbærəˌɡræf/

barograph

记录气压变化的仪器
Meaning
an instrument that records changes in atmospheric pressure
Example
The scientist checked the barograph for pressure variations.
科学家检查了气压计以查看压力变化。
C2 noun /ˈbrɪk.bæt/

Brickbat

一块砖块；严厉的批评或谴责
Meaning
a piece of brick, especially one used as a missile; harsh criticism or censure
Example
The angry protesters threw brickbats at the building windows.
愤怒的抗议者将砖块扔向建筑物的窗户。
C1 noun /ˈbed sted/

Bed stead

床架
Meaning
the framework of a bed; a bed frame without bedding
Example
The wooden bed stead was very sturdy.
木质床架非常坚固。
C1 noun/adjective/verb /bʌf/

buff

影迷 / 打磨
Meaning
A fan or enthusiast; also to polish or shine something.
Example
He is a movie buff who watches films every weekend.
他是一个电影迷，每个周末都看电影。
A1 verb /baɪ/

buy

买
Meaning
to get something by paying money for it; to purchase
Example
I want to buy a new car this year.
我今年想买一辆新车。
B2 noun, verb /blæst/

blast

爆炸, 强烈撞击
Meaning
a strong gust of wind, an explosion, or a loud sound; to destroy or shatter by explosion
Example
The explosion sent a powerful blast through the building.
爆炸通过大楼发送了一股强劲的爆风。
C2 noun /beɪz/

baize

一种粗糙的羊毛布料
Meaning
A type of coarse woolen cloth, often green, used for covering tables such as billiard tables.
Example
The old card table was covered with worn baize.
旧的扑克牌桌上覆盖着磨损的贝兹布料。
C2 noun /ˈbɑːr.bər/

Barbar

理发师
Meaning
a person whose job is to cut men's hair and shave or trim beards
Example
The barber gave him a perfect haircut for his wedding.
理发师为他的婚礼剪了一个完美的发型。
A1 adjective /bɛst/

best

最好
Meaning
Of the highest quality, excellence, or standing.
Example
She is the best student in the class.
她是班里最好的学生。
B1 noun /ˈbʌb.əl/

bubble

气泡
Meaning
a thin sphere of liquid enclosing air or gas; a temporary state of inflated value or excitement
Example
The children chased the bubbles in the air.
孩子们在空中追逐气泡。
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 noun /ˌbɪbliəʊˈmeɪniə/

bibliomania

书籍癖
Meaning
An extreme obsession with collecting or possessing books.
Example
His bibliomania led him to fill every room with books.
他的书籍癖使他把每个房间都塞满了书。
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。
B1 verb /ˈbɔːrdɪŋ/

boarding

登机
Meaning
Getting on or into a ship, aircraft, or other vehicle.
Example
The explorers were boarding the ship at the port.
探险者们正在港口登船。
C1 noun /bɑːm/

balm

香膏
Meaning
A soothing ointment or something that provides comfort or relief.
Example
The balm helped relieve the pain from her sunburn.
香膏帮助缓解她的晒伤疼痛。
C1 adjective /bəˈlɪdʒ.ər.ənt/

belligerent

好战或侵略性
Meaning
Hostile and aggressive, ready to fight or argue.
Example
His belligerent attitude often leads to conflicts.
他好战的态度常常导致冲突。
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。
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.
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。
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。
B2 noun /ˈbrændɪŋ/

branding

创建和推广品牌或公司身份的过程
Meaning
The process of creating and promoting a brand or company identity.
Example
Effective branding is key to building customer loyalty.
有效的品牌营销是建立客户忠诚度的关键。
C2 adjective /ˈbʌmpʃəs/

bumptious

自负的
Meaning
Arrogantly self-assertive or conceited.
Example
The bumptious student interrupted the teacher several times.
那个自负的学生打断了老师好几次。
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 noun /brɪˈɡeɪd/

brigade

消防队
Meaning
A large group of people organized for a specific purpose, especially a military unit.
Example
The fire brigade arrived quickly to put out the flames.
消防队迅速赶来扑灭火焰。
A2 noun ˈbʌt.ən

button

按钮
Meaning
A small disk or knob sewn onto a garment, either to fasten it by being pushed through a slit made for the purpose, or for decoration.
Example
Press the button to activate the device.
按下按钮以激活设备。
B2 noun, verb /ˈbʌŋkər/

bunker

地堡
Meaning
a reinforced underground shelter; to place or store something in a protected place
Example
They hid in a bunker during the air raid.
空袭期间他们躲在地堡里。
C2 noun /ˈbriːzˌweɪ/

breezeway

有顶走道
Meaning
A roofed outdoor passage, often connecting two buildings.
Example
The breezeway connected the house to the garage.
有顶走道将房子与车库连接在一起。
C2 noun /ˈbɪlɪŋzˌɡeɪt/

billingsgate

粗俗或侮辱性的语言
Meaning
Coarse or abusive language; vulgar or offensive speech.
Example
The heated argument quickly descended into billingsgate.
激烈的争论迅速转化为粗俗的语言。
C1 noun /ˈbʊl.ək/

Bullock

牛犊
Meaning
a young bull; a castrated bull used for farm work
Example
The farmer used a bullock to plow the field.
农民用牛犊来耕地。
A1 noun /bæɡ/

bag

包
Meaning
a container made of flexible material, used for carrying items
Example
She carried her books in a bag.
她把书放在包里。
B1 noun /bʌn/

Bun

小圆包
Meaning
a small round bread roll, often sweet
Example
I bought fresh buns from the bakery this morning.
我今天早上从面包店买了新鲜的小圆包。
B1 adverb /ˈbraɪtli/

brightly

明亮地
Meaning
in a way that gives off a lot of light; in a vivid, cheerful, or intelligent manner
Example
The stars shone brightly in the clear night sky.
星星在清澈的夜空中明亮地闪耀。
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。
C2 noun /bel ˈæp.əl/

Bell apple

钟铃苹果
Meaning
a tropical fruit with a crisp texture and sweet taste, scientifically known as Syzygium malaccense
Example
The bell apple tree produces beautiful red fruits that are popular in tropical regions.
钟铃苹果树结出美丽的红色水果，在热带地区很受欢迎
C1 adjective /ˈboʊɡəs/

bogus

伪造的
Meaning
false, fake, or not genuine
Example
The police arrested him for using a bogus ID card.
警方因他使用伪造的身份证而逮捕了他。
C2 noun /ˌbræɡəˈdoʊʃioʊ/

braggadocio

吹嘘行为
Meaning
boastful or arrogant behavior; empty boasting
Example
His endless braggadocio annoyed everyone at the party.
他无休止的吹嘘行为让派对上的每个人都感到厌烦。
A2 preposition /bɪˈloʊ/

below

下面
Meaning
At a lower level or position than something else.
Example
The basement is below the ground floor.
地下室在一楼下面。
A2 noun /ˈbɪljən/

billion

Meaning
the number 1,000,000,000 (one thousand million)
Example
The company is worth more than a billion dollars.
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。
C2 verb /bɪˈtaɪd/

betide

发生
Meaning
to happen or occur, usually of something that befalls someone
Example
Woe betide anyone who breaks the rules.
打破规则的人会遭受后果。
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。
A1 noun /breɪk/

break

休息
Meaning
A pause in work or during an activity or event.
Example
Short breaks refresh your mind.
短暂的休息可以让你的思维焕然一新。
B1 noun /ˈbriːðɪŋ/

breathing

幸福
Meaning
the process of taking air into and expelling it from the lungs.
Example
Deep breathing can help you relax.
当她收到奖项时，她无法隐藏自己的幸福。
C2 noun /blæk ˈkɑːr.də.məm/

Black Cardamom

黑豆蔻
Meaning
a large aromatic spice pod with a smoky flavor, commonly used in Indian and Middle Eastern cooking
Example
Add black cardamom to the curry for a rich, smoky flavor.
在咖喱中加入黑豆蔻，增添丰富的烟熏味。
C2 noun /ˈbrɪmˌstoʊn/

brimstone

Meaning
Sulfur, especially when considered as fiery and associated with hell or divine punishment.
Example
The preacher spoke of fire and brimstone to warn the congregation.
C2 verb /bɪˈhuːvz/

behooves

有必要
Meaning
third person singular form of 'behoove'; means it is proper or necessary
Example
It behooves every citizen to follow the law.
每个公民都应该遵守法律。
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。
C2 verb /bɪˈdɔːb/

bedaub

涂抹
Meaning
to smear or cover with a sticky or dirty substance
Example
The children bedaubed the wall with paint.
孩子们用油漆涂抹了墙。
B1 noun /brif/

Brief

简短; 简洁
Meaning
a concise statement of the facts; a set of instructions given to a person about a job or task
Example
The lawyer received a detailed brief about the upcoming court case.
律师收到了有关即将到来的法院案件的详细简报。
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。
C2 noun /ˈbriːtʃɪz/

Breeckes

膝盖长度裤子
Meaning
knee-length trousers; short pants
Example
He wore riding breeches for the equestrian event.
他为马术比赛穿了膝盖长度裤子。
B2 noun /ˈbæŋkrʌpt/

Bankrupt

破产
Meaning
a person unable to pay debts; having no money; completely lacking in something
Example
The company went bankrupt after years of poor financial management.
公司在多年糟糕的财务管理后破产了。
B1 adjective /ˈbælənst/

balanced

平衡的
Meaning
keeping or showing a sensible and fair view or position; evenly arranged
Example
A balanced diet is essential for good health.
均衡的饮食对健康至关重要。
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。
C2 adjective /ˈboʊvaɪn/

bovine

与牛相关的
Meaning
relating to cattle; showing a dull or sluggish nature
Example
Her bovine expression revealed no emotions.
她的牛性表情没有表达任何情感。
B2 noun /broʊtʃ/

brooch

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

banking

银行业务或银行服务
Meaning
the business or services provided by a bank
Example
Online banking has made financial transactions easier.
在线银行业务使金融交易变得更容易。
B1 noun /ˈbeɡər/

Beggar

乞丐
Meaning
a person who lives by asking for money or food
Example
The beggar sat by the temple asking for alms.
乞丐坐在寺庙旁乞讨。
C1 adjective /ˈbæʃ.fəl/

Bashful

害羞的; 胆小的; 谦虚的; 容易尴尬
Meaning
shy; timid; modest; easily embarrassed
Example
The bashful child hid behind her mother when meeting strangers.
那个害羞的孩子在遇到陌生人时躲在她妈妈后面。
C2 adjective /bɪˈfʌdld/

befuddled

困惑的
Meaning
confused, unable to think clearly
Example
He looked befuddled after hearing the complex instructions.
在听到复杂的指示后，他看起来很困惑。
B2 noun ˈbreɪk.θruː

breakthrough

突破
Meaning
A sudden, dramatic, and important discovery or development.
Example
The breakthrough opens doors for new technology.
这个突破为新技术打开了大门。
C2 adjective /ˈbreɪsɪŋ/

bracing

清新的
Meaning
Invigorating, refreshing, or providing strength and energy.
Example
The hikers enjoyed the bracing mountain air.
远足者享受着清新的山间空气。
A1 verb /brɪŋ/

bring

带来
Meaning
to carry or take something to a place; to come with something
Example
Please bring your books to class tomorrow.
请明天把你的书带到课堂。
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。
C1 noun /bʊk ˈbaɪn.dər/

Book binder

图书装订工
Meaning
a person whose job is to fasten the pages of books together and put covers on them
Example
The old book binder carefully restored the antique manuscript.
老图书装订工仔细恢复了古老的手稿。
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。
B1 noun /bʌlb/

bulb

Meaning
a rounded glass part of an electric lamp that produces light when lit; also an underground storage organ in some plants
Example
The light bulb burned out, so she replaced it with a new one.
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。
C2 verb /blæsˈfiːm/

blaspheme

亵渎
Meaning
to speak irreverently about God or sacred things
Example
He was accused of blaspheming during the heated argument.
他在激烈的争论中被指控亵渎。
C1 adjective/verb /ˈbæntərɪŋ/

bantering

开玩笑
Meaning
characterized by good-humored teasing or joking
Example
They had a bantering conversation at the café.
他们在咖啡馆进行了幽默的对话。
B1 verb /braʊz/

browse

浏览
Meaning
To look at or skim through casually, especially online or in a store
Example
She likes to browse books in the library.
她喜欢在图书馆浏览书籍。
C1 verb /bɪˈstoʊ/

bestow

授予
Meaning
To give or present something as a gift or honor.
Example
The king bestowed honors upon the brave soldiers.
国王授予勇敢的士兵荣誉。
C1 verb /ˈbædʒər/

badger

烦扰, 打扰
Meaning
To repeatedly ask or annoy someone with demands or questions.
Example
The reporter kept badgering the politician with questions.
记者不断用问题打扰政治人物。
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.