C2 noun /ˈbɔːbəl/

bauble

小饰品

Meaning

A small, decorative trinket or ornament, often of little value.

Example

She wore a shiny bauble around her neck.

她脖子上戴着一个闪亮的小饰品。

C2 adjective /blaɪð/

blithe

漫不经心

Meaning

Showing a casual and cheerful indifference considered improper or carefree happiness.

Example

She had a blithe disregard for the rules.

她对规则的漠视毫不在意。

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 noun /ˈbʊt.ʃər/

Butcher

屠夫

Meaning

a person whose job is cutting up and selling meat in a shop

Example

The butcher recommended the best cut of beef for our dinner.

屠夫推荐了我们晚餐的最佳牛肉切块。

B1 noun /ˈbæɡɪdʒ/

Baggage

行李; 个人物品;

Meaning

suitcases and bags containing personal belongings; past experiences or problems that affect behavior

Example

Please collect your baggage from the conveyor belt at the airport.

请从机场的传送带上取回您的行李。

C1 adjective /ˌboʊnəˈfaɪdi/

Bonafide

真正的; 真实的; 合法的

Meaning

genuine; authentic; legitimate

Example

She is a bonafide expert in her field.

她是她领域中的真正专家。

A2 adverb /bɪˈjɒnd/

Beyond

超越; 超出设定的界限;

Meaning

further away than; exceeding; more than

Example

The mountains stretched beyond the horizon.

山脉延伸到地平线之外。

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。

B1 noun /ˈbækʌp/

backup

备份

Meaning

a copy of data stored separately to protect against loss

Example

Make sure to have a backup of your important files.

确保备份您的重要文件。

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。

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。

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 /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。

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。

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。

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。

C2 verb /bɪˈdaɪzən/

bedizen

华丽装饰

Meaning

to dress up or decorate in a showy or tasteless way

Example

She was bedizened with cheap jewelry.

她用便宜的珠宝装饰自己。

C2 noun /ˈbrɪɡ.ənd/

brigand

强盗

Meaning

A member of a gang that ambushes and robs people in forests or mountains; a bandit.

Example

The travelers were attacked by brigands in the mountains.

旅行者在山中被强盗袭击。

C1 adjective /bɪˈriːvd/

Bereaved

丧亲

Meaning

having lost a loved one through death

Example

The bereaved family received many condolences.

丧亲的家庭收到了很多慰问。

B1 adverb /ˈbeɪsɪkli/

basically

基本上

Meaning

in the most important or fundamental way; essentially

Example

Basically, the project was a success despite some small issues.

基本上，尽管有一些小问题，项目仍然是成功的。

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。

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。

C2 noun /bænˈdænə/

bandanna

大彩色头巾

Meaning

A large, often brightly colored handkerchief, typically worn on the head or around the neck.

Example

He tied a red bandanna around his neck.

他把一条红色的头巾绑在脖子上。

B1 noun /ˈbæɹɪəz/

barriers

障碍

Meaning

Something that prevents progress or access; obstacles or hindrances.

Example

Language barriers can make communication difficult.

语言障碍可能会使沟通变得困难。

C2 noun /ˈbroʊmaɪd/

bromide

陈词滥调

Meaning

A trite or unoriginal idea or remark; also a chemical compound of bromine.

Example

His speech was full of old bromides about hard work.

他的演讲充满了关于努力工作的老生常谈。

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。

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。

C2 verb /ˈblændɪʃ/

blandish

奉承

Meaning

to flatter or coax someone with kind words or praise in order to influence them

Example

He blandished the officials with compliments to gain their support.

他为了得到支持而奉承官员。

C2 noun /ˈbrɪn.dʒəl/

Brinjal

茄子

Meaning

a large purple vegetable that is white inside; also called eggplant

Example

My mother cooked brinjal curry for lunch.

我妈妈做了茄子咖喱作为午餐。

C1 adjective ˌbjʊə.rəˈkræt.ɪk

bureaucratic

官僚的

Meaning

Involving or characterized by complex rules and procedures that can delay the achievement of goals.

Example

Bureaucratic red tape often delays project approvals.

官僚主义的繁文缛节经常延误项目审批。

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。

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。

C2 noun /bʊr/

Boor

粗人; 粗鲁的人

Meaning

a rough and bad-mannered person; someone who lacks refinement or culture

Example

The wealthy businessman was actually a boor who showed no respect for others.

那位富有的商人实际上是一个粗人，根本没有对别人表示尊重。

B1 noun /bɑːm/

Bomb

炸弹

Meaning

an explosive device designed to cause damage or destruction

Example

The bomb disposal unit carefully defused the explosive device.

炸弹拆除单位小心地引爆了爆炸装置。

B2 verb /bleɪz/

blaze

熊熊火焰

Meaning

to burn brightly or powerfully

Example

The fire blazed for hours before it was brought under control.

火焰持续燃烧了几个小时，直到它被控制住。

A2 noun /ˈbɪs.kɪt/

Biscuit

饼干

Meaning

a small, hard, dry cake; a cookie

Example

Children love to eat chocolate biscuits with milk.

孩子们喜欢吃巧克力饼干配牛奶。

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。

C2 noun /bɛk/

beck

召唤手势 / 小溪

Meaning

a gesture of beckoning; a small stream or brook (chiefly Northern English)

Example

The servant came at his master's beck and call.

仆人应主人召唤立即到来。

C2 noun /ˈblʌfər/

bluffer

虚张声势的人

Meaning

a person who pretends to be more confident, skilled, or knowledgeable than they really are; someone who deceives others by bluffing

Example

Everyone eventually realized that he was just a bluffer with no real experience.

大家最终意识到他只是个虚张声势的人。

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。

C2 verb /ˈbraʊˌbiːt/

browbeat

威胁 / 强迫

Meaning

To intimidate or bully someone into doing something

Example

The lawyer tried to browbeat the witness.

律师试图威胁证人。

B2 verb /ˈbraɪtən/

brighten

使明亮

Meaning

to make something lighter or more colorful; to improve mood or make happier

Example

A few kind words can brighten someone's day.

几句善意的话可以让人的一天变得明亮。

C2 adjective /ˈblaɪðsəm/

blithesome

愉快

Meaning

cheerful, carefree, and full of joy

Example

She entered the room with a blithesome smile that lifted everyone's spirits.

她带着愉快的笑容走进房间，大家的心情都变好了。

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。

C1 verb /ˈbɛkən/

beckon

招手示意

Meaning

to signal or call someone to come closer, often with a gesture; to attract or invite

Example

She beckoned him to come closer with a wave of her hand.

她挥手示意他走近一些。

A2 noun /ˈbʌdi/

buddy

朋友

Meaning

a close friend or companion, used informally

Example

He went to the movies with his best buddy.

他和他最好的朋友一起去看电影。

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。

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。

C1 noun /brɛdθ/

breadth

宽度

Meaning

The distance or measurement from side to side; width; a wide range.

Example

The breadth of his knowledge impressed everyone.

他的知识宽度给大家留下了深刻印象。

A1 conjunction /bɪˈkɔːz/

because

因为

Meaning

for the reason that; since

Example

He stayed home because it was raining.

他因为下雨待在家里。

B2 noun /beɪ/

Bay

海湾

Meaning

a broad inlet of the sea where the land curves inward

Example

The boats are anchored in the bay.

船只停泊在海湾。

A2 noun, verb /bɑːr/

bar

酒吧, 阻止

Meaning

a counter where drinks are served; to prevent or block

Example

They decided to meet at the bar after work.

他们决定下班后在吧见面。

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。

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。

B2 noun /bent/

Bent

倾向; 倾向性

Meaning

a natural inclination or talent; a strong interest or liking for something

Example

She has a natural bent for music and art.

她对音乐和艺术有天生的倾向。

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。

A2 verb /bɪˈlɒŋ/

belong

属于

Meaning

to be in the right place or to be a member of a group

Example

She felt she truly belonged to the team.

她觉得她真的属于这个团队。

A2 adverb /ˈbæk.wərdz/

Backwards

向后; 逆序

Meaning

in the direction that is behind; in reverse order

Example

He counted backwards from ten to one.

他从十数到一，倒着数。

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。

A2 noun /brænd/

brand

品牌

Meaning

a type of product manufactured by a company under a particular name

Example

Nike is a popular brand of sportswear.

Nike 是一个受欢迎的运动服品牌。

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 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 /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。

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。

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。

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。

A1 noun /ˈbʌt.ər/

Butter

黄油

Meaning

a pale yellow edible fatty substance made by churning cream

Example

He spread butter on his toast for breakfast.

他在早餐时把黄油涂在了他的烤面包上。

Meaning

Concise and exact use of words in writing or speech.

Example

The brevity of the speech kept the audience engaged.

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。

B2 noun ˈbɪz.nɪs ˈfaɪ.næns

business finance

商业财务

Meaning

The area of finance that deals with sources of funding and the capital structure of corporations.

Example

Effective business finance enhances profitability.

有效的商业财务提高了盈利能力。

B1 noun /ˈbeɪ.kɪŋ ˈsoʊ.də/

Baking Soda

泡打粉

Meaning

sodium bicarbonate used in cooking and baking as a leavening agent

Example

Add a teaspoon of baking soda to make the cake fluffy.

加入一茶匙泡打粉使蛋糕更加松软。

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。

A1 noun /ˈbɪldɪŋ/

building

建筑

Meaning

A structure with a roof and walls, such as a house, school, or office.

Example

The old building was renovated into a museum.

这座旧建筑被翻新并改建为博物馆。

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。

C2 noun /breɪ/

brae

山坡

Meaning

A hillside or slope, especially in Scotland.

Example

They climbed up the grassy brae to see the sunset.

他们爬上了长满草的山坡去看日落。

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。

C1 noun /ˈboʊ.ə/

Boa

蟒蛇

Meaning

a large non-venomous snake that kills prey by constriction

Example

The boa constrictor wrapped around its prey.

波阿蛇缠绕着它的猎物。

A2 adjective /ˈbroʊkən/

Broken

破损的; 损坏的; 断裂的

Meaning

damaged; not working; fractured

Example

The broken window needs to be replaced immediately.

破损的窗户需要立即更换。

C2 noun /ˈbaɪpɛd/

biped

双足动物

Meaning

An animal that walks on two feet.

Example

Humans are examples of biped creatures.

人类是双足动物的例子。

C1 adjective /ˈbaɪtɪŋ/

Biting

咬; 刺骨寒冷; 尖锐的批评

Meaning

extremely cold; sharply critical or harsh

Example

The biting cold made everyone shiver.

刺骨的寒冷让所有人都颤抖了。

C2 noun /ˈbʌɡəˌbuː/

bugaboo

鬼怪 / 恐惧

Meaning

An object of fear or worry; an imagined cause of anxiety.

Example

The threat of inflation became a political bugaboo.

通货膨胀的威胁变成了一个政治上的恐惧。

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。

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。

C1 verb /bɪˈmoʊn/

bemoan

感到遗憾

Meaning

To express discontent or sorrow over something.

Example

Critics bemoaned the lack of diversity in the film.

评论家对电影中的多样性缺乏表示遗憾。

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。

A2 noun /ˈbʌtərflaɪ/

butterfly

蝴蝶

Meaning

an insect with large, often brightly colored wings that flies during the day

Example

A beautiful butterfly landed on the flower.

一只美丽的蝴蝶停在花上。

B1 noun /ˈbeɪ.kɪŋ ˈpaʊ.dər/

Baking Powder

泡打粉

Meaning

a dry chemical leavening agent used to increase volume and lighten texture in baked goods

Example

The recipe calls for two teaspoons of baking powder.

这个食谱需要两茶匙泡打粉。

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 /bɜːrθ/

Birth

出生; 起源; 开端;

Meaning

the emergence of a baby or young from the body of its mother; the beginning or origin of something

Example

The birth of their first child was a joyful moment.

他们第一个孩子的出生是一个喜悦的时刻。

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。

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。

C1 noun /bɒmˈbɑːrdmənt/

bombardment

轰炸

Meaning

a continuous attack with bombs or other projectiles

Example

The city endured a heavy bombardment during the war.

这座城市在战争期间承受了猛烈的轰炸。

A2 noun /brɛθ/

breath

呼吸

Meaning

The air taken into or expelled from the lungs during breathing.

Example

He took a deep breath before speaking.

他在讲话前深深地吸了一口气。

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。

C1 noun /ˈbeɪsbɔːrd/

baseboard

踢脚线

Meaning

A narrow board running along the bottom of an interior wall, covering the joint between wall and floor.

Example

The carpenter painted the baseboard white.

木匠把踢脚线涂成了白色。

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。

C1 verb, noun /ˈbreɪnˌwɒʃ/

brainwash

洗脑

Meaning

to manipulate someone into adopting certain beliefs by repeated pressure or propaganda; the act or process of such manipulation

Example

The group tried to brainwash new members with constant propaganda.

这个组织试图给新成员洗脑。

A2 verb /bɛr/

bear

承受

Meaning

to carry; to endure; to give birth to; to support

Example

She cannot bear the pain anymore.

她再也承受不了这种痛苦了。

A1 noun /bʌs/

Bus

公共汽车

Meaning

a large motor vehicle carrying passengers by road

Example

I take the bus to work every morning.

我每天早上乘公共汽车上班。

C1 adjective /ˈbeɪs.ləs/

Baseless

没有根据的; 无根据的; 不合理的

Meaning

without foundation; groundless; unfounded

Example

The accusations against him were completely baseless.

对他的指控完全没有根据。

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。

Meaning

to trouble, harass, or attack on all sides

Example

The village was beset by constant floods.