单词B21

bucket

/ˈbʌk.ɪt/

1. 水桶；桶

A cylindrical container used for holding and carrying liquids or other substances.

例句： She carried a bucket of water to the garden.

同义词： pail, container

bud

/bʌd/

n.; v.

noun 名词

芽；花蕾 A small swelling on a plant that develops into a leaf, flower, or shoot. 例句： The rose buds are beginning to bloom.

verb 动词

发芽；萌芽 To begin to grow or develop. 例句： The trees are budding in spring.

派生词： budding adj. 萌芽的；新兴的

同义词： sprout, shoot, blossom

Buddhism

/ˈbʊd.ɪ.zəm/

1. 佛教

A religion and philosophy based on the teachings of Buddha.

例句： Buddhism emphasizes compassion and mindfulness.

同义词/相关词： Buddhist teachings, Dharma

Buddhist

/ˈbʊd.ɪst/

n.; adj.

1. 佛教徒（n.）

A follower of Buddhism.

例句： He is a devout Buddhist.

2. 佛教的（adj.）

Relating to Buddhism.

例句： Buddhist temples are often beautifully decorated.

派生词： Buddhism n. 佛教

budget

/ˈbʌdʒ.ɪt/

n.; v.; adj.

noun 名词

预算 An estimate of income and expenditure for a set period. 例句： The government has announced a new budget for education.

verb 动词

编预算 To plan how much money will be spent. 例句： We need to budget carefully for the trip.

adj. 经济的；低价的

Affordable or inexpensive.

例句： They stayed in a budget hotel.

同义词： finance, plan, allocate

buffalo

/ˈbʌf.ə.ləʊ/

n.; v.

noun 名词

水牛 A large animal native to Asia and Africa, similar to a cow. 例句： The farmer raised buffalo for milk.

verb 动词（口语）

威吓；困扰 To bully, confuse, or intimidate. 例句： He was buffaloed into signing the agreement.

同义词： bison (for the animal)

buffet

/ˈbʊf.eɪ/

n.; v.

noun 名词

自助餐 A meal where guests serve themselves from a variety of dishes. 例句： The hotel offers a breakfast buffet. 连续冲击（文学/军事） A violent strike or blow. 例句： The ship was buffeted by heavy waves.

verb 动词

连续打击 To strike repeatedly or batter. 例句： The coastline was buffeted by storms.

同义词： meal: smorgasbord; strike: batter, hit

bug

/bʌɡ/

n.; v.

noun 名词

小昆虫；虫例句： There’s a bug crawling on the wall. （非正式）小故障，漏洞例句： The software has a few bugs.

verb 动词

在…上装窃听器例句： The office was bugged by the police.

同义词： insect, defect, glitch

bugle

/ˈbjuː.ɡəl/

n.; v.

noun 名词

军号 A brass wind instrument used in the military. 例句： The bugle sounded at dawn.

verb 动词

吹军号例句： He bugled the call to assemble the troops.

同义词： trumpet, horn

build

/bɪld/

v.; n.

verb 动词

建造，建设 To construct something by putting parts or materials together. 例句： They plan to build a new bridge across the river. 增强（能力、力量、信心等） To develop or increase gradually. 例句： She built her confidence through practice.

noun 名词

体型，身材（尤指体格强壮）例句： He has a muscular build.

派生词： builder n. 建造者；building n. 建筑物

同义词： construct, erect, assemble

builder

/ˈbɪl.dər/

建造者；建筑工人例句： The builders are working on the new library. 同义词： constructor, carpenter

building

/ˈbɪl.dɪŋ/

建筑物；房屋例句： The city center is full of tall buildings. 派生词： building adj. 建造的同义词： structure, edifice, construction

bulb

/bʌlb/

电灯泡例句： The bulb needs to be replaced. 植物球茎例句： Tulip bulbs are planted in autumn. 同义词： lamp, shoot, corm

bulk

/bʌlk/

n.; adj.

大量；体积例句： The bulk of the cargo was food supplies. 大块；大部分例句： He spends the bulk of his time studying.

派生词： bulky adj. 庞大的；笨重的

同义词： mass, volume, main part

bulky

/ˈbʌl.ki/

adj.

庞大的；笨重的例句： The package was too bulky to carry easily. 同义词： massive, cumbersome, large

bull

/bʊl/

公牛例句： The bull charged across the field. （股市）看涨者（比喻用法）例句： He is a bull in the stock market. 同义词： ox, male bovine

bullet

/ˈbʊl.ɪt/

子弹例句： The police found bullets at the crime scene. 项目符号（排版用）例句： Use bullets to list key points in your essay. 同义词： projectile, round, dot

bulletin

/ˈbʊl.ɪ.tɪn/

公告；新闻简报例句： The school released a bulletin about the upcoming exams. 同义词： report, announcement, newsletter

bullion

/ˈbʊl.jən/

金条；银条例句： The bank stores gold bullion as reserves. 同义词： ingot, bar, precious metal

bullish

/ˈbʊl.ɪʃ/

adj.

看涨的（股市等）例句： Investors are bullish on technology stocks. 派生词： bullishness n. 乐观情绪同义词： optimistic, positive, confident

bump

/bʌmp/

n.; v.

撞击；肿块例句： He had a bump on his head after falling. 偶然遇见；轻碰例句： I bumped into an old friend at the store.

派生词： bumpy adj. 不平坦的；颠簸的

同义词： hit, knock, collision

bumpy

/ˈbʌm.pi/

adj.

颠簸的；崎岖不平的例句： The road was bumpy and full of potholes. 同义词： uneven, rough, jolting

bunch

/bʌntʃ/

n.; v.

串；束；群例句： A bunch of grapes hung from the vine. 聚集；打成一团（v.）例句： The children bunched together for the photo. 同义词： cluster, group, bundle

bundle

/ˈbʌn.dəl/

n.; v.

捆；包裹例句： She carried a bundle of clothes to the laundry. 打包出售（v.）例句： The company bundles software with new computers. 同义词： package, parcel, cluster

burden

/ˈbɜː.dən/

n.; v.

noun 名词

负担，重担（实物或抽象）例句： The heavy workload was a burden for the staff. 同义词： load, weight, responsibility

verb 动词

使负担，使烦恼例句： She was burdened with caring for her elderly parents. 派生词： burdensome adj. 繁重的；累赘的

bureau

/ˈbjʊə.rəʊ/

局，办事处，机构例句： The Bureau of Statistics publishes annual reports. 同义词： office, agency, department

bureaucracy

/bjʊəˈrɒk.rə.si/

官僚制度；官僚机构例句： Large corporations often suffer from excessive bureaucracy. 派生词： bureaucratic adj. 官僚的同义词： administration, officialdom, red tape

bureaucratic

/ˌbjʊə.rəˈkræt.ɪk/

adj.

官僚的；繁琐程序的例句： The approval process was too bureaucratic and slow.

burglar

/ˈbɜː.ɡlər/

入室盗窃者例句： The burglars were caught by the police. 同义词： thief, intruder

burglary

/ˈbɜː.ɡlɚ.i/

入室盗窃例句： He was charged with burglary last year. 同义词： theft, break-in, robbery

burial

/ˈber.i.əl/

埋葬；葬礼例句： The burial took place in the local cemetery. 同义词： interment, entombment, funeral

burn

/bɜːn/

v.; n.

verb 动词

燃烧；烧毁例句： The forest burned for days. 烧伤；灼伤例句： He burned his hand on the stove.

noun 名词

烧伤；灼伤例句： She suffered a burn on her arm.

派生词： burner n. 炉具；燃烧器；burnt adj. 烧过的

同义词： ignite, flame, scorch

burst

/bɜːst/

v.; n.

爆炸；迸发例句： The balloon burst suddenly. （情感、笑声等）迸发例句： She burst into laughter.

同义词： explode, break, erupt

bury

/ˈber.i/

埋葬例句： They buried their grandfather in the cemetery. 掩藏，隐藏例句： He buried his feelings and pretended to be happy.

同义词： inter, entomb, hide

bus

/bʌs/

公共汽车例句： I take the bus to work every day. 同义词： coach, minibus

bush

/bʊʃ/

灌木丛例句： The rabbit hid in the bush. （澳大利亚）荒野地带例句： They went hiking in the bush. 同义词： shrub, thicket, scrub

bushel

/ˈbʊʃ.əl/

蒲式耳（容量单位，约等于35.24升）例句： They harvested 30 bushels of wheat. 同义词： measure, unit

business

/ˈbɪz.nɪs/

商业；生意例句： She runs her own business. 职业；事务例句： It’s none of your business.

派生词： businesslike adj. 务实的；高效的

同义词： trade, commerce, occupation, profession

businesslike

/ˈbɪz.nɪs.laɪk/

adj.

务实的；高效的例句： He gave a businesslike response to the inquiry. 同义词： efficient, practical, professional

busy

/ˈbɪz.i/

adj.

忙碌的例句： She is always busy with work. 活跃的；繁忙的例句： The street was busy with shoppers. 派生词： busily adv. 忙碌地；busiest adj./superlative 忙碌的同义词： occupied, active, engaged

but

/bʌt/

conj.; prep.; n.

但是，然而（conjunction）例句： I wanted to go, but I was too tired. 除…之外（prep.）例句： Everyone but John was invited. 障碍，缺点（n.）例句： There is no but about it — you must comply.

同义词： however, except, yet

butcher

/ˈbʊtʃ.ər/

n.; v.

屠夫（n.）例句： The butcher sells fresh meat every day. 屠杀，残杀（v.）例句： The invading army butchered hundreds of civilians. 派生词： butchery n. 屠宰；屠杀同义词： slaughterer, killer, carnage

butchery

/ˈbʊtʃ.ər.i/

屠宰；屠杀例句： The butchery of animals must follow strict hygiene rules. 同义词： slaughter, massacre, carnage

butt

/bʌt/

n.; v.

（烟头）残余部分例句： Please dispose of cigarette butts properly. 主要部分，末端例句： The butt of the rifle is made of wood. 撞击；顶撞（v.）例句： The goat butted the fence. 同义词： end, tip, strike

butter

/ˈbʌt.ər/

n.; v.

黄油（n.）例句： Spread some butter on the toast. 涂黄油（v.）例句： She buttered the bread before toasting it. 同义词： margarine (for butter substitute)

butterfly

/ˈbʌt.ər.flaɪ/

蝴蝶例句： The garden was full of colorful butterflies. 同义词： lepidopteran (学术用语)

button

/ˈbʌt.ən/

n.; v.

纽扣（n.）例句： The shirt has white buttons. 按钮；开关（n.）例句： Press the button to start the machine. 扣上（v.）例句： She buttoned her coat before going out. 同义词： fastener, switch, knob

buy

/baɪ/

v.; n.

买；购买例句： I need to buy some groceries. 购买的东西（n.）例句： This was a good buy. 派生词： buyer n. 买方；购买者同义词： purchase, acquire, obtain

buyer

/ˈbaɪ.ər/

买家；购买者例句： The buyer inspected the house before purchasing. 同义词： purchaser, customer, consumer

buzz

/bʌz/

n.; v.

嗡嗡声（n.）例句： I heard the buzz of bees in the garden. 发出嗡嗡声（v.）例句： The bees buzzed around the flowers. 流言；新闻例句： There’s a buzz about the new project in the office. 同义词： hum, murmur, drone

/baɪ/

prep.; adv.

在…旁边；沿着例句： He walked by the river. 由；通过例句： The book was written by an expert. 到…时；在…之前（时间）例句： Please submit the report by Friday.

bygone

/ˈbaɪ.ɡɒn/

adj.; n.

过去的；往昔的例句： Bygone eras are often romanticized in literature. 往事（n.）例句： Memories of bygone days made her smile. 同义词： past, former, previous

bypass

/ˈbaɪ.pɑːs/

n.; v.

绕行道路；旁路（n.）例句： The city built a bypass to reduce traffic in the center. 绕过；避开（v.）例句： The software can bypass security restrictions. 同义词： detour, circumvent, avoid

by-product

/ˌbaɪˈprɒd.ʌkt/

副产品；意外结果例句： Plastic waste is a by-product of many industrial processes. 同义词： secondary product, spin-off, consequence

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