下面是 “bold” 的牛津＋雅思学术风格词条（含读音、释义、例句、派生词、同义词）。
bold
/bəʊld/
adj.
一、核心释义（Oxford）
1. 勇敢的；大胆的
Willing to do things that are difficult, dangerous, or that might shock people.
例句： It was a bold decision to start a business during a recession.
2. 醒目的；显眼的（颜色或图案）
Strong and noticeable; not afraid to be different.
例句： The artist uses bold colours in her paintings.
3. 自信而直率的；鲁莽的（有时含不礼貌）
Confident to the point of being impolite.
例句： Don’t be so bold with your teacher.
4.（字体）黑体的，加粗的
Printed in thicker and darker type.
例句： The key words are printed in bold.
二、常见搭配（Collocations）
bold attempt / move / step 大胆的尝试／行动／步骤 make a bold claim 做出大胆的断言 bold colours / patterns 鲜明的颜色／图案 in bold type 用黑体字
三、派生词（Derivatives）
boldly adv. 大胆地；勇敢地 boldness n. 大胆；勇敢
四、同义词（Synonyms）
表示“大胆、勇敢”
brave daring courageous fearless audacious（更正式、略激进）
表示“醒目的、显眼的”
striking vivid prominent
五、雅思例句（IELTS-style）
Researchers made a bold claim that the new drug could eliminate the disease entirely. The university’s new logo uses bold colours to enhance visual impact.
下面是 “bolt” 的牛津＋雅思词典式词条（含读音、释义、派生词、同义词）。
bolt
/bəʊlt/
verb / noun
一、核心释义（Oxford）
A. noun 名词
1. 螺栓；插销
A long metal pin or bar used to fasten things.
例句： Tighten the bolts before starting the machine.
2. 闪电（a bolt of lightning）
A sudden flash of lightning.
例句： A bolt of lightning hit the tree.
3. 一卷（布）
A long piece of cloth rolled into a cylinder.
例句： The shop sells bolts of silk.
B. verb 动词
1. 迅速逃跑；猛冲（动物或人）
To move suddenly and quickly, especially to escape.
例句： The horse bolted as soon as the gate opened.
2. 狼吞虎咽（食物）
To eat food very quickly.
例句： He bolted his breakfast and ran out.
3. 用插销闩上
To fasten a door or window with a bolt.
例句： Remember to bolt the door before you go to bed.
二、派生词（Derivatives）
bolted adj. 被拴住的；用螺栓固定的 bolting n./adj. 狼吞虎咽；奔逃
三、常见搭配（Collocations）
a bolt of lightning 一道闪电 bolt the door 插上门闩 bolt upright 突然直立；一下子坐直 bolt down food 狼吞虎咽
四、同义词（Synonyms）
表示“逃跑”
dash sprint flee run off
表示“锁住、闩住”
fasten secure lock
表示“狼吞虎咽”
gulp gobble devour
五、雅思例句（IELTS-style）
The athlete bolted from the starting line, gaining an early advantage in the race. A bolt of lightning caused a temporary power outage in the city centre.
下面是 “bomb” 的牛津＋雅思学术风格词条（含读音、释义、派生词、同义词）。
bomb
/bɒm/
n.; v.
一、核心释义（Oxford）
A. noun 名词
1. 炸弹
An explosive weapon designed to cause destruction.
例句： The soldiers defused a bomb before it could explode.
2. 惨败（口语，非正式）
Something that fails completely, especially a performance or plan.
例句： The movie was a bomb at the box office.
B. verb 动词
1. 投炸弹于；轰炸
To attack or destroy with a bomb.
例句： The city was bombed during the war.
2. （口语）惨败；大失利
To fail completely.
例句： The candidate bombed in the debate.
二、常见搭配（Collocations）
atomic / nuclear bomb 原子弹 / 核弹 time bomb 定时炸弹；潜在危险 bomb disposal / bomb squad 拆弹 / 拆弹小组 bomb attack / bomb blast 炸弹袭击 / 爆炸 bomb the city / target 轰炸城市 / 目标
三、派生词（Derivatives）
bombard v. 轰炸；猛烈攻击 bomber n. 轰炸机；轰炸者 bombing n. 爆炸；轰炸行动
四、同义词（Synonyms）
n. 炸弹
explosive device shell
v. 轰炸
attack shell strike
口语：惨败
flop fail collapse
五、雅思例句（IELTS-style）
During World War II, many cities were bombed heavily, causing massive destruction. The new product bombed in the market due to poor marketing strategies.
下面是 “bona fide” 的牛津＋雅思学术风格词条（含读音、释义、派生词、同义词）。
bona fide
/ˌbəʊ.nə ˈfaɪ.di/
adj.; adv.
一、核心释义（Oxford）
1. 真诚的；真实的
Genuine; real; done in good faith.
例句： She is a bona fide expert in her field.
2. 合法的；有效的
Legally valid or authentic.
例句： He made a bona fide claim to the property.
二、常见搭配（Collocations）
bona fide resident / member / buyer 合法居民／成员／买家 bona fide offer / reason / evidence 真正的报价／理由／证据 in bona fide 以善意、真实的方式
三、派生词（Derivatives）
bona fides n. 真诚证明；信誉（复数形式常用） e.g. The candidate presented his bona fides to the committee.
四、同义词（Synonyms）
genuine real authentic legitimate valid
五、雅思例句（IELTS-style）
Only bona fide students are allowed to apply for the scholarship. The agreement was signed in bona fide to protect both parties’ interests.
下面是 “bond” 的牛津＋雅思学术风格词条（含读音、释义、派生词、同义词）。
bond
/bɒnd/
n.; v.
一、核心释义（Oxford）
A. noun 名词
1. 联结；纽带
A strong connection or relationship between people, groups, or countries.
例句： The shared experience created a strong bond between them.
2. 债券
A financial certificate that promises to repay borrowed money with interest.
例句： He invested in government bonds to earn a stable income.
3. 契约；保证；合同
A legal or formal agreement.
例句： The company signed a bond to guarantee delivery.
4. （化学）键
A connection between atoms in a molecule.
例句： Water molecules have strong hydrogen bonds.
B. verb 动词
1. 建立紧密联系
To develop a close relationship.
例句： The team bonded over shared challenges.
2. 用胶水或化学物质粘合
To join things securely together.
例句： The technician bonded the glass pieces with epoxy.
二、常见搭配（Collocations）
family / emotional / social bond 家庭／情感／社会纽带 bond with someone 与某人建立联系 bond market / bond investment 债券市场／投资 chemical / hydrogen bond 化学键／氢键
三、派生词（Derivatives）
bonding n. 建立联系；键合 bonded adj. 粘合的；受保证的 bondholder n. 债券持有人
四、同义词（Synonyms）
表示“联系、纽带”
tie connection relationship
表示“债券”
security debenture
表示“粘合”
attach fasten glue
五、雅思例句（IELTS-style）
Strong social bonds within a community can improve overall well-being. Many investors prefer government bonds for their relative safety. The workshop allowed students to bond through team-building exercises.
下面是 “bone” 的牛津＋雅思学术风格词条（含读音、释义、派生词、同义词）。
bone
/bəʊn/
n.; v.
一、核心释义（Oxford）
A. noun 名词
1. 骨头
The hard parts that form the skeleton of humans and animals.
例句： The doctor said his leg bones had healed well.
2. （非正式）人或动物的骨骼或骨质部分
The bones of a chicken.
例句： She picked the meat off the bones.
3. （比喻）基础；本质
The essential part or structure of something.
例句： The argument has the bones of truth but lacks evidence.
B. verb 动词
1. 剔骨；去骨
To remove bones from meat or fish.
例句： He boned the fish carefully before cooking.
2. （口语）努力学习或工作
Bone up on = study intensively.
例句： She boned up on the topic before the exam.
二、常见搭配（Collocations）
break a bone 骨折 bone marrow 骨髓 bare bones 基本结构 to the bone 彻底 cut / pick / remove bones 剔骨
三、派生词（Derivatives）
boneless adj. 无骨的 bony adj. 瘦骨嶙峋的；多骨的 bonehead n. 傻瓜（口语）
四、同义词（Synonyms）
表示“骨头”
skeleton part os (医学术语)
表示“去骨”
debone strip
五、雅思例句（IELTS-style）
Calcium is essential for strong bones. The chef boned the chicken before cooking it for the banquet. The skeleton showed that the bones were unusually well-preserved.
下面是 “bonus” 的牛津＋雅思学术风格词条（含读音、释义、派生词、同义词）。
bonus
/ˈbəʊ.nəs/
n.
一、核心释义（Oxford）
1. 奖金；额外津贴
An extra payment made to someone, usually as a reward for good work.
例句： Employees received a year-end bonus for their performance.
2. 附加好处；意外收获
Something extra that is good and unexpected.
例句： The hotel offers free breakfast as a bonus for guests.
二、常见搭配（Collocations）
year-end / annual bonus 年终／年度奖金 performance bonus 绩效奖金 bonus payment 奖金支付 receive / earn a bonus 获得／挣到奖金 bonus feature / track 附加功能／曲目
三、派生词（Derivatives）
bonused adj. 获得奖金的 bonus point n. 加分 bonusing n. 发放奖金（少用）
四、同义词（Synonyms）
reward perk incentive extra dividend
五、雅思例句（IELTS-style）
Many companies offer performance bonuses to motivate employees. Getting free tickets to the concert was an unexpected bonus. The annual bonus provides a financial cushion at the end of the year.
下面是 “book” 的牛津＋雅思学术风格词条（含读音、释义、派生词、同义词）。
book
/bʊk/
n.; v.
一、核心释义（Oxford）
A. noun 名词
1. 书籍
A set of pages bound together containing text or illustrations.
例句： She borrowed a book from the library.
2. 账簿；记录簿
A record of financial accounts or other information.
例句： The accountant checked the company’s books.
3. 合同；预订凭证（少见）
A document recording an arrangement.
例句： He showed his hotel booking at the reception.
B. verb 动词
1. 预订（座位、票、住宿等）
To arrange in advance for someone to have a seat, room, or ticket.
例句： I booked a table at the restaurant for 7 pm.
2. 把……登记入册
To record something officially.
例句： The library staff booked the new arrivals into the system.
3. 依法登记或控告（口语/法律）
To register a person for a crime.
例句： He was booked for speeding.
二、常见搭配（Collocations）
book a ticket / hotel / flight 预订票／酒店／航班 check / borrow / return a book 查阅／借阅／归还书籍 open / close the books 开账簿／结账 book in advance / online 提前／在线预订
三、派生词（Derivatives）
booking n. 预订；预约 bookable adj. 可预订的 booklet n. 小册子 bookish adj. 爱读书的；书卷气的;
bookcase n.书橱
bookshelf n.书架
bookstore n.书店
四、同义词（Synonyms）
n. 书籍
volume publication tome
v. 预订
reserve schedule arrange
五、雅思例句（IELTS-style）
It is advisable to book flights well in advance to get better prices. The library has a wide range of books on environmental science. Many tourists book guided tours online before arriving at the destination.
下面是 “boom” 的牛津＋雅思学术风格词条（含读音、释义、派生词、同义词）。
boom
/buːm/
n.; v.
一、核心释义（Oxford）
A. noun 名词
1. 繁荣期；激增
A period of rapid economic growth or increase.
例句： The technology industry experienced a boom in the 1990s.
2. 隆隆声；低沉响声
A deep, resonant sound.
例句： The boom of the drums echoed through the hall.
3. （悬臂式）伸缩杆；吊杆
A long bar or pole used for support or lifting.
例句： The crane’s boom lifted the container onto the ship.
B. verb 动词
1. 急速发展；迅速增长
To increase rapidly or prosper.
例句： The housing market is booming in the city.
2. 发出低沉的响声
To make a deep, resonant sound.
例句： Thunder boomed across the valley.
二、常见搭配（Collocations）
economic / business / population boom 经济／商业／人口繁荣 booming industry / sector 繁荣行业 boom in sales / demand 销售／需求激增 thunder / gun / drum boom 雷声／枪声／鼓声 crane / ship / boom arm 吊臂／船吊杆
三、派生词（Derivatives）
booming adj. 繁荣的；迅速发展的 boomer n. 增长迅速的人或事（口语，可指婴儿潮一代）
四、同义词（Synonyms）
表示“繁荣、增长”
surge upsurge expansion growth
表示“隆隆声”
rumble roar thud
五、雅思例句（IELTS-style）
The city has seen a booming economy thanks to foreign investments. The booming sound of the fireworks could be heard for miles. There has been a boom in online shopping over the past decade.
❄🌸Snow Cherry Blossom🌸❄ 