biennial
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C2 adjective /baɪˈɛniəl/

biennial

两年一次的
Meaning
happening every two years
Example
The biennial festival attracts thousands of visitors.
这个两年一次的节日吸引了成千上万的游客。
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？
B1 noun /blæk ˈber.i/

Black berry

黑莓
Meaning
a small dark purple or black fruit that grows on bushes
Example
We picked fresh blackberries from the garden for our pie.
我们从花园里摘取了新鲜的黑莓做我们的派。
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。
A2 noun /bɔːrd/

board

Meaning
a flat, thin, rectangular piece of material such as wood; also a group of people managing an organization
Example
The board decided to increase the budget.
A1 noun /bɪt/

Bit

一小块或某物的少量; 短时间或短距离
Meaning
a small piece or quantity of something; a short time or distance
Example
Can you wait a bit longer for me?
你能为我再等一会儿吗？
C2 adjective /bəˈθɛt.ɪk/

bathetic

琐碎的情感
Meaning
displaying insincere or trivial emotion; producing an unintended ridiculous effect through sudden change from serious to silly
Example
The movie's ending was unintentionally bathetic rather than tragic.
电影的结局是琐碎的，而不是悲剧性的。
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 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。
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。
C1 noun /braɪn/

brine

盐水
Meaning
Water saturated with salt, often used for preserving food.
Example
The olives were stored in brine to keep them fresh.
橄榄被保存在盐水中以保持新鲜。
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。
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。
B1 noun /bʊʃ/

bush

灌木丛
Meaning
a plant with many small branches growing close to the ground; a shrub
Example
A rabbit was hiding under the bush.
一只兔子藏在灌木丛下。
C1 noun/adjective /ˈbæstərd/

bastard

私生子
Meaning
a child born to unmarried parents (offensive); also used informally as an insult or to describe something unpleasant
Example
He called him a bastard in anger.
他生气时骂他是私生子。
C2 noun /ˈbɪbliəfaɪl/

bibliophile

书迷
Meaning
A person who loves or collects books.
Example
She is a true bibliophile who spends weekends at old bookstores.
她是一个真正的书迷，周末都在旧书店度过。
C2 adjective /ˈbæti/

batty

疯狂
Meaning
crazy or eccentric in behavior
Example
The old man down the street is a bit batty but harmless.
街上的老人有点疯狂，但无害。
C2 noun /bɪər/

bier

灵柩架
Meaning
a frame or stand on which a coffin or body is placed before burial or cremation
Example
The coffin was placed on the bier during the funeral service.
棺材在葬礼服务期间被放置在灵柩架上。
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。
C1 adjective /ˈbrɪslɪŋ/

bristling

竖毛的; 充满能量
Meaning
full of energy, anger, or excitement; showing bristles standing up
Example
He entered the room bristling with confidence.
他带着自信走进了房间。
C2 noun /ˈbɑːrtərər/

barterer

易货商
Meaning
A person who trades goods or services without using money.
Example
The barterer exchanged fruits for some pottery.
易货商用水果交换了一些陶器。
C2 noun /ˈbiː.təl nʌt/

Betel-nut

槟榔
Meaning
seed of the areca palm tree, often chewed as a stimulant
Example
Betel-nut is commonly chewed in many South Asian countries.
槟榔在许多南亚国家是常见的咀嚼物。
B1 noun /biːst/

Beast

野兽
Meaning
a large or dangerous animal; a cruel or unpleasant person
Example
The lion is a fierce beast of the jungle.
狮子是丛林中凶猛的野兽。
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。
B1 noun /ˈbaɪər/

buyer

买家
Meaning
a person who makes a purchase
Example
The buyer inspected the car before making payment.
买家在付款之前检查了这辆车。
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。
C1 adjective /ˈblʌdləs/

bloodless

无血
Meaning
without bloodshed; lacking violence or vitality
Example
The revolution was surprisingly bloodless.
这场革命出奇地没有流血。
C2 verb /ˈbækbaɪt/

backbite

背后说坏话
Meaning
to speak negatively about someone who is not present; to slander behind someone’s back
Example
It is wrong to backbite your colleagues behind their backs.
在背后说同事的坏话是不对的。
C1 adjective /bəˈroʊk/

baroque

巴洛克风格
Meaning
relating to a highly ornate and extravagant style of art, architecture, or music from the 17th and early 18th centuries; excessively elaborate or complex
Example
The church was decorated in a baroque style with intricate details.
教堂以复杂的巴洛克风格装饰，细节繁复。
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。
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。
C1 adjective, noun /ˈbʊrʒ.wɑː/

bourgeois

布尔乔亚
Meaning
Relating to the middle class, often with materialistic values or conventional attitudes.
Example
The novel criticizes the bourgeois lifestyle of the city dwellers.
这本小说批评了城市居民的布尔乔亚生活方式。
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。
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。
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。
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。
B1 noun, verb /ˈbændɪdʒ/

bandage

绷带
Meaning
a strip of material used to cover or protect a wound; to cover or wrap a wound with such material
Example
The nurse carefully bandaged his injured arm.
护士给他受伤的手臂包扎了。
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 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。
C1 noun /baɪl/

Bile

胆汁
Meaning
a bitter greenish-brown alkaline fluid that aids digestion and is secreted by the liver and stored in the gallbladder
Example
The liver produces bile to help digest fats.
肝脏产生胆汁来帮助消化脂肪。
C2 noun /ˌbʌkəˈnɪər/

buccaneer

海盗
Meaning
a pirate, especially one active in the Caribbean during the 17th and 18th centuries
Example
The buccaneer sailed across the Caribbean in search of treasure.
这位海盗在加勒比海中航行，寻找宝藏。
B2 noun /biːk/

Beak

鸟嘴
Meaning
the hard pointed part of a bird's mouth
Example
The eagle has a sharp beak for tearing meat.
鹰有一个锋利的鸟嘴来撕裂肉。
A2 noun /ˈbeɪsˌbɔːl/

baseball

棒球
Meaning
a sport in which two teams try to score runs by hitting a ball and running around bases
Example
He loves watching baseball games on TV.
他喜欢在电视上观看棒球比赛。
C1 adjective /ˈbleɪmləs/

blameless

无辜
Meaning
innocent of wrongdoing; not deserving blame
Example
She remained calm and blameless throughout the investigation.
她在整个调查过程中保持冷静和无辜。
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。
B1 noun /ˈbaɪbəl/

bible

圣经
Meaning
the Christian scriptures consisting of the Old and New Testaments; also used for any authoritative book
Example
She reads the Bible every morning.
她每天早晨读圣经。
B2 adjective /ˌbaɪəˈlɒdʒɪkl̩/

biological

生物学的
Meaning
relating to the science of biology or to life and living organisms
Example
She is studying biological sciences at university.
她在大学学习生物科学。
C1 noun /bɑːrˈbeəriən/

Barbarian

野蛮人; 未开化者;
Meaning
a person from an uncivilized group; someone who is cruel or brutal
Example
The ancient Romans considered anyone outside their empire to be barbarians.
古罗马人认为所有在他们帝国之外的人都是野蛮人。
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。
C1 verb /ˈbɪkər/

bicker

为琐事争吵
Meaning
To argue or quarrel about trivial matters.
Example
The children began to bicker over the last piece of cake.
孩子们开始为了最后一块蛋糕而争吵。
C1 noun /blɪs/

Bliss

极致的幸福；极大的喜悦
Meaning
perfect happiness; great joy
Example
She felt pure bliss while watching the beautiful sunset.
她在观看美丽的日落时感到纯粹的幸福。
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。
C2 verb /bɪˈlaɪ/

belie

掩饰
Meaning
To give a false impression of something; to contradict.
Example
His calm face belied his inner anxiety.
他平静的面容掩饰了他内心的焦虑。
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 noun /ˈbenɪˌfæktər/

Benefactor

捐赠人; 慈善家; 赞助人
Meaning
a person who gives money or other help to support a person or cause; a patron
Example
The anonymous benefactor donated millions to the hospital.
匿名捐助者向医院捐赠了数百万。
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。
C2 noun /ˈbækənæl/

bacchanal

狂欢派对
Meaning
A noisy party involving drinking and revelry.
Example
The festival turned into a wild bacchanal by midnight.
节日到半夜变成了一个狂欢派对。
C1 noun /ˈbʌrə, ˈbʊrə/

borough

区
Meaning
A town, district, or administrative division, especially one with its own local government.
Example
Brooklyn is a borough of New York City.
布鲁克林是纽约市的一个区。
B1 noun /bɪərd/

Beard

胡子
Meaning
hair that grows on the chin and lower cheeks of a man's face
Example
He grew a long beard during the winter months.
他在冬天长了一根长胡子。
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。
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 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 adjective /ˈbleɪzɪŋ/

Blazing

燃烧的; 炽热的
Meaning
burning fiercely; extremely hot; very bright
Example
The blazing sun made the day extremely hot.
炽热的太阳使得这一天异常炎热。
C2 verb /bɪˈleɪbə/

belabour

过分强调
Meaning
to explain something repeatedly or with excessive detail; to criticize or attack verbally at length
Example
The teacher did not belabour the point once the students understood it.
当学生已经理解后，老师没有过分强调这一点。
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, 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。
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。
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 /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。
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。
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 /ˈbeɪlɔːr/

bailor

寄托人
Meaning
a person who temporarily transfers possession of goods or property to another under a bailment agreement
Example
The bailor entrusted the valuable artwork to the museum for safekeeping.
寄托人把艺术品交给了博物馆。
C2 noun /ˈbʊlwərk/

bulwark

防线
Meaning
A strong wall or defensive structure; something that provides protection or support.
Example
The fortress walls served as a bulwark against enemy attacks.
堡垒的墙壁作为抵御敌人攻击的防线。
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; verb /breɪs/

brace

支架；做好准备
Meaning
a device that supports or strengthens something; to prepare mentally or physically for something difficult
Example
She braced herself for the strong wind.
她为强风做好了准备。
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。
C2 verb /bɪˈkɑːm/

becalm

平静
Meaning
to make calm or still; to deprive a sailing vessel of wind
Example
The captain tried to becalm the anxious crew.
船长试图安抚焦虑的船员。
B1 adjective /blæŋk/

blank

空白
Meaning
showing no expression or containing nothing written, printed, or recorded.
Example
Her face went blank when she heard the bad news.
当她听到坏消息时，她的脸变得空白。
C2 noun /baɪˈmɛstər/

bimester

两个月的时间段
Meaning
A period of two months.
Example
The academic program is divided into six bimesters.
学术项目分为六个学期。
C2 noun /ˈbreɪziər/

Brazier

黄铜工人
Meaning
a worker in brass; a portable container for burning charcoal or coal
Example
The brazier crafted beautiful brass ornaments.
这个黄铜工人制作了美丽的黄铜饰品。
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。
A2 adverb /bɪˈsaɪdz/

Besides

此外
Meaning
in addition to; moreover; furthermore
Example
Besides being smart, he is also kind.
除了聪明，他还很友好。
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.
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。
A2 noun /brɪdʒ/

Bridge

桥
Meaning
a structure carrying a road, path, railway, etc. across a river, road, or other obstacle
Example
The old stone bridge has connected the two towns for over a century.
这座古老的石桥已经连接这两个城市超过一个世纪。
B1 verb /bʌmp/

bump

撞击
Meaning
To hit something or someone by accident; to knock against something.
Example
He accidentally bumped into the door.
他不小心撞到了门。
C2 adjective /ˈbʌmblɪŋ/

bumbling

笨拙
Meaning
Acting in a clumsy, awkward, or confused way.
Example
The bumbling waiter spilled the drinks on the table.
那个笨拙的服务员把饮料撒在桌子上。
C1 verb /bɪˈlɪtl/

belittle

贬低
Meaning
To make someone or something seem less important or less valuable.
Example
He often belittled his coworkers to feel superior.
他经常贬低同事以感到优越。
B1 noun /ˈbæŋkər/

banker

银行家
Meaning
a person who works in or manages a bank
Example
The banker approved the loan after reviewing the documents.
银行家在审查文件后批准了贷款。
B2 noun /biːd/

Bead

珠子
Meaning
a small round object with a hole through it for threading
Example
She made a necklace with colorful beads.
她用彩色的珠子做了项链。
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。
C2 adverb /ˈbruːskli/ or /ˈbrʌskli/

brusquely

粗鲁地
Meaning
in a blunt, abrupt, or rude manner
Example
She brusquely dismissed the suggestion.
她粗鲁地拒绝了这个建议。
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 noun/verb /ˈbrækɪt/

bracket

金属支架
Meaning
A support attached to a wall for holding something; also, to group things together.
Example
The shelf was held up by a strong metal bracket.
架子被一个强大的金属支架支撑。
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。
C1 verb /bruːd/

brood

Meaning
to think deeply about something that makes one unhappy; also, a group of young birds hatched at the same time
Example
He sat alone, brooding over his failures.
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。
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 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 /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。
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 verb /ˈbleɪzən/

blazon

展示
Meaning
to display prominently or vividly
Example
The slogan was blazoned across the banner in bold letters.
该标语用粗体字显示在横幅上。
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。
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。
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。
C2 noun /blæk biː/

Black-bee

黑蜜蜂
Meaning
a large dark-colored bee that makes a loud buzzing sound
Example
The black-bee was buzzing around the flowers in the garden.
黑蜜蜂在花园里的花丛中嗡嗡作响。
C1 noun /buːn/

boon

恩赐
Meaning
A thing that is helpful or beneficial.
Example
The internet is a boon to modern education.
互联网是现代教育的恩赐。
C2 noun /boʊ/

beau

男友
Meaning
a male admirer or boyfriend; a fashionable young man
Example
She arrived at the party with her beau.
她和她的男友一起到达了派对。
C1 adjective /bɪˈnaɪn/

benign

Meaning
Gentle, kind, or not harmful (especially of a disease or tumor).
Example
The doctor assured her that the tumor was benign.
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。
C2 noun /ˈbroʊmiːn/

bromine

溴
Meaning
a dark red, dense, toxic liquid element used in making dyes, flame retardants, and medications
Example
Bromine is commonly used in water treatment chemicals.
溴通常用于水处理化学品中。
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。
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。
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 noun /ˈboʊsən/

boatswain

甲板长
Meaning
a ship's officer in charge of equipment and the crew
Example
The boatswain supervised the sailors on deck.
波茨温监督甲板上的水手。
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。
C2 adjective /ˈbræsi/

brassy

张扬的
Meaning
loud and showy in a way that lacks good taste; resembling brass in color or sound
Example
She wore a brassy necklace that caught everyone’s attention.
她戴着一条张扬的项链，吸引了所有人的注意。
A1 verb /bɪˈliːv/

believe

相信
Meaning
to think that something is true; to have faith in
Example
I believe in hard work and dedication.
我相信努力工作和奉献。
C1 noun/verb /ˈbæntər/

banter

打趣
Meaning
playful and friendly exchange of teasing remarks
Example
The colleagues enjoyed some light banter during the meeting.
同事们在会议期间享受了一些轻松的班特。
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。
B1 verb /beɪð/

bathe

洗澡
Meaning
to wash oneself; to clean the body with water
Example
I bathe every morning before going to work.
我每天早上上班前洗澡。