B2 noun /ˈrɛlɪvəns/

relevance

reserve

预定

Meaning

to keep something for future use; to book in advance

Example

I want to reserve a table for dinner.

我想为晚餐预订一张桌子。

B2 verb /reɪp/

rape

强奸

Meaning

to force someone to have sexual intercourse without their consent

Example

The law strictly punishes those who commit rape.

法律严惩那些犯强奸罪的人。

B2 noun/adjective /rɪˈpʌblɪkən/

republican

共和党人

Meaning

a member or supporter of a republican political party or system

Example

The republican candidate won the election.

共和党候选人赢得了选举。

B2 noun /ˈruːstər/

rooster

公鸡

Meaning

A male domestic chicken, especially one that crows.

Example

The rooster crowed at dawn, waking up the whole village.

公鸡在黎明时分打鸣，唤醒了整个村庄。

B2 verb /rɪˈvɜːs/

reverse

反转

Meaning

to change something to the opposite direction, position, or result

Example

She quickly reversed the car out of the driveway.

她迅速把车从车道上倒了出来。

B2 noun/verb /rɪˈmɑːrk/

remark

Meaning

something that is said; a comment

Example

She made a remark about the weather.

她对天气做了一个评论。

B2 noun /ˈrest.ləs.nəs/

Restlessness

不安

Meaning

the inability to rest or relax as a result of anxiety or boredom

Example

His restlessness during the long meeting was obvious to everyone.

在长时间的会议中，他的不安对每个人都很明显。

B2 noun /ˌref.jʊˈdʒiː/

Refugee

难民

Meaning

a person who has been forced to leave their country in order to escape war, persecution, or natural disaster

Example

The refugee camp provided temporary shelter for thousands of displaced families.

难民营为成千上万的流离失所的家庭提供了临时庇护。

B2 verb /rɪˈzɛnt/

resent

怨恨

Meaning

to feel bitterness or displeasure about something or someone

Example

She began to resent the constant criticism from her boss.

她开始对老板的不断批评感到愤恨。

B2 adjective /ˈræp.ɪd/

Rapid

快速的；迅速的；急速的；

Meaning

happening in a short time or at a fast pace

Example

The rapid growth of technology has changed our daily lives.

技术的快速增长改变了我们的日常生活。

B2 verb /riːp/

reap

收获

Meaning

to cut or gather a crop; to receive as a consequence of actions

Example

Farmers reap wheat in the late summer.

农民在夏末收割小麦。

B2 noun /ˌrɪəlɪˈzeɪʃən/

realization

实现

Meaning

the act of becoming fully aware of something as a fact

Example

Her realization of the problem helped solve the issue.

她对问题的实现帮助解决了问题。

B2 adjective /ˈrek.ləs/

Reckless

鲁莽的; 冒失的; 危险的;

Meaning

acting without thinking about consequences; careless; dangerous;

Example

His reckless driving caused a serious accident.

他的鲁莽驾驶导致了严重的事故。

B2 adjective /rɪˈliːvd/

relieved

松了一口气

Meaning

feeling happy and less worried after something stressful has been removed or resolved

Example

She felt relieved after hearing the good news.

听到好消息后，她感到松了一口气。

B2 noun /rɪˈfjuː.zəl/

Refusal

拒绝; 拒绝接受

Meaning

the act of saying no to something or not accepting something

Example

His refusal to cooperate made the project more difficult.

他拒绝合作让项目变得更难。

B2 verb /ˈrʌm.bəl/

rumble

幸福

Meaning

to make a continuous deep, resonant sound

Example

Thunder rumbled in the distance.

当她收到奖项时，她无法隐藏自己的幸福。

B2 adverb /ˈred.ɪ.li/

Readily

乐意地; 容易地; 毫不犹豫

Meaning

willingly; easily; without hesitation

Example

She readily agreed to help with the project.

她乐意地同意帮助项目。

B2 noun /red liːf/

Red leaf

红叶

Meaning

red-colored leafy vegetable; amaranth leaves used as greens

Example

Red leaf is rich in iron and is commonly eaten in Bengali households.

红叶富含铁，并且在孟加拉家庭中经常食用。

B2 verb /ˌriːjuˈnaɪt/

reunite

重聚

Meaning

to bring together again after separation

Example

The family was reunited after many years.

这个家庭在许多年后重新团聚。

B2 noun /rɪˈmaɪndər/

reminder

提醒

Meaning

something that helps you remember a fact, event, or action that you need to do or recall

Example

He set a reminder to call his mother on her birthday.

他设置了一个提醒，提醒自己在母亲的生日打电话给她。

B2 verb /rɪˈkruːt/

recruit

招募

Meaning

to enlist or hire people for a job, service, or membership

Example

The company is trying to recruit more software engineers.

这家公司正在努力招募更多的软件工程师。

B2 adverb /rɪˈɡɑrdləs/

regardless

不管

Meaning

without paying attention to the current situation or condition

Example

She will go to the party regardless of the weather.

她将去派对，不管天气如何。

B2 adjective /rɪˈzɜːrvd/

Reserved

内向的; 保守的

Meaning

slow to reveal emotion or opinions; restrained in manner

Example

She is quite reserved and doesn't talk much in meetings.

她相当内向，在会议中很少讲话。

B2 adverb /rɪˈmɑːrkəbli/

remarkably

引人注目地

Meaning

in a way that is worthy of attention or notice; surprisingly

Example

She did remarkably well in the competition.

她在比赛中表现得引人注目。

B2 noun /rɪˈsɪp.i.ənt/

Recipient

接收者

Meaning

a person who receives something

Example

She was the recipient of the prestigious award.

她是这个著名奖项的接收者。

B2 noun /ˌriː.əˈʃʊr.əns/

Reassurance

安慰

Meaning

comfort or confidence given to someone to remove their fears or doubts

Example

She needed reassurance that everything would be okay.

她需要得到安慰，以确认一切都会好起来。

B2 verb /ˈrendər/

render

提供

Meaning

to provide or give; to make or cause to become

Example

The artist renders the scene beautifully.

艺术家美丽地渲染了场景。

B2 verb /ˈrɛnəˌveɪt/

renovate

翻新

Meaning

to restore something old to a good state or to improve it

Example

They decided to renovate the old house before moving in.

他们决定在搬进之前修复旧房子。

B2 verb /ˈreɡjəleɪt/

regulate

监管；调节；规范；控制

Meaning

to control or maintain according to rules or laws

Example

The government regulates food safety.

政府对食品安全进行监管。

B2 verb /rɪˈkɔːl/

recall

回忆

Meaning

to bring (a memory, fact, or situation) back into one's mind

Example

I can't recall the last time we met.

我记不得我们上次见面是什么时候。

B2 adverb /ˈræp.ɪd.li/

Rapidly

快速地; 迅速

Meaning

at a fast speed; quickly

Example

The company is rapidly expanding into new markets.

公司正在迅速拓展新市场。

B2 noun /ˌrep.ɪˈtɪʃ.ən/

Repetition

重复

Meaning

the action of repeating something that has already been said or written

Example

Constant repetition helps students memorize vocabulary effectively.

持续的重复帮助学生有效地记忆词汇。

B2 adjective /rɪˈɡret.ə.bəl/

Regrettable

令人遗憾的; 不幸的; 可惜的

Meaning

causing or deserving regret; unfortunate; deplorable

Example

It is regrettable that so many talented people left the company.

很遗憾这么多有才华的人离开了公司。

B2 adjective /ˈrɪɡ.ər.əs/

rigorous

严格

Meaning

Extremely thorough and demanding in analysis or practice.

Example

A rigorous study plan helps students achieve better results.

严格的学习计划帮助学生取得更好的成绩。

B2 noun /ˈrɪk.ʃɔː/

Rickshaw

人力车

Meaning

a light two-wheeled passenger vehicle drawn by one or more people

Example

We took a rickshaw to reach the busy marketplace.

我们乘坐人力车前往繁忙的市场。

B2 noun /ræɡ/

Rag

旧布；用来清洁的破旧衣物

Meaning

a piece of old cloth used for cleaning; worn-out clothing

Example

She used an old rag to clean the dusty table.

她用一块旧布擦拭了满是灰尘的桌子。

B2 adjective /rɪˈzɪstənt/

resistant

抗性

Meaning

not affected by something; able to oppose or withstand

Example

This fabric is resistant to water and stains.

这块布料对水和污渍具有抗性。

B2 noun /rɪˈbel.jən/

Rebellion

起义

Meaning

an act of armed resistance to an established government or leader

Example

The rebellion against the king lasted for three years.

反抗国王的起义持续了三年。

B2 noun rɪˈpʌb.lɪk

republic

共和国

Meaning

A state in which supreme power is held by the people and their elected representatives, with an elected or nominated president rather than a monarch.

Example

A republic is governed by representatives of the people.

共和国由人民的代表治理。

B2 verb /reɪl/

rail

抗议

Meaning

to complain or protest strongly about something

Example

He railed against the unfair decision.

他抗议不公平的决定。

B2 adjective /rɪˈfreʃ.ɪŋ/

Refreshing

清新

Meaning

making one feel energized and renewed; pleasantly new or different

Example

The cool breeze was refreshing after the hot day.

在炎热的日子之后，凉爽的微风让人感觉清新。

B2 noun /ˈreb.əl/

Rebel

叛徒

Meaning

a person who resists authority or control

Example

The young rebel refused to follow the school rules.

那个年轻的叛徒拒绝遵守学校的规定。

B2 verb /rɒt/

rot

腐烂

Meaning

to decay or decompose; to become corrupt

Example

The fruit will rot if left in the sun.

水果如果暴露在阳光下会腐烂。

B2 noun /ˌrɛfəˈriː/

referee

裁判

Meaning

a person who oversees a game or match to ensure the rules are followed

Example

The referee stopped the game after a foul.

裁判在犯规后暂停了比赛。

B2 noun /ræk/

Rack

架子

Meaning

a framework or structure for holding or storing things

Example

She hung her coat on the rack by the door.

她把外套挂在门旁的架子上。

B2 noun rɪˈkruːt.mənt

recruitment

招聘

Meaning

The action of finding new people to join an organization or support a cause.

Example

Recruitment strengthens the workforce.

招聘增强了劳动力。

B2 noun ˌrɛzɪɡˈneɪʃən

resignation

辞职

Meaning

The acceptance of something undesirable but inevitable; giving up.

Example

Her resignation from the position was unexpected.

她辞去了职位，这是出乎意料的。

B2 noun /roʊst/

Roast

烤肉

Meaning

Meat cooked by dry heat in an oven or over an open fire

Example

The Sunday roast was perfectly cooked and very tender.

周日的烤肉被煮得非常完美，肉质非常嫩。

B2 noun /ˈræŋkɪŋ/

ranking

排名

Meaning

a position in a list or hierarchy, especially in terms of performance or importance

Example

His ranking in the competition improved after each round.

他在比赛中的排名在每一轮之后都有所提高。

B2 noun /ˈruːlɪŋ/

ruling

裁决

Meaning

an official decision made by a judge or authority.

Example

The court’s ruling favored the defendant.

法院的裁决对被告有利。

B2 adjective /rɪˈnjuː.ə.bəl/

renewable

可再生

Meaning

Able to be renewed or replaced naturally; not depleted when used.

Example

Renewable resources minimize environmental damage.

可再生资源减少环境损害。

B2 verb /ˈroʊ.teɪt/

rotate

旋转

Meaning

to turn around a central point or axis

Example

The Earth rotates on its axis once every 24 hours.

地球每24小时围绕其轴线旋转一次。

B2 adjective ˈræd.ɪ.kəl

radical

能够带来根本性变化，反对传统的信仰或系统

Meaning

Capable of bringing fundamental changes opposite to conventional beliefs or systems.

Example

The leader proposed radical economic reforms.

领导人提议进行激进的经济改革。

B2 noun /ˈriːzənɪŋ/

reasoning

推理

Meaning

the process of thinking about something in a logical way in order to form a conclusion or judgment

Example

Her reasoning for leaving was clear and logical.

她离开的推理是清晰和合逻辑的。

B2 noun /rɪˈfɔːr.mər/

Reformer

改革者

Meaning

a person who works to bring about positive changes in society or institutions

Example

The social reformer dedicated her life to improving education for all children.

社会改革者致力于改善所有儿童的教育。

B2 noun /rɛlm/

realm

Meaning

A kingdom or domain; a field or area of activity or interest.

Example

He is well known in the realm of science.

B2 adverb /ruːˈtiːnli/

routinely

定期地

Meaning

as part of a regular procedure; habitually

Example

The staff routinely checks the equipment for safety.

工作人员定期检查设备的安全性。

B2 adjective /rɪˈstrɪk.tɪd/

Restricted

有限制的或控制的；受限制的

Meaning

limited or controlled; subject to restrictions

Example

Access to this area is restricted to authorized personnel only.

进入此区域仅限授权人员。

B2 noun /rɪb/

Rib

肋骨

Meaning

one of the curved bones that protect the chest and lungs

Example

He broke his rib in the accident.

他在事故中断了一根肋骨。

B2 adjective /ˈruː.tɪd/

Rooted

根深蒂固的

Meaning

deeply established; firmly fixed

Example

His beliefs are deeply rooted in tradition.

他的信念深深扎根于传统。

B2 noun /rɪm/

rim

边缘

Meaning

the outer edge or border of a circular object

Example

The coffee cup had a chip on its rim.

咖啡杯的边缘有个裂痕。

B2 adjective /ˈrændəm/

Random

随机

Meaning

without pattern or predetermined order; happening by chance

Example

She selected a random book from the library shelf.

她从书架上挑选了一本随机的书。

B2 verb /rɪˈɡeɪn/

regain

恢复

Meaning

to get back something that was lost; to recover

Example

He regains his strength after the illness.

他在生病后恢复了力量。

B2 noun ˌrɛvəˈluːʃən

revolution

革命

Meaning

A forcible overthrow of a government or social order, in favor of a new system.

Example

The story is set during the French Revolution.

故事发生在法国大革命期间。

B2 adjective /ˈruː.mi/

Roomy

宽敞的; 有很多空间的

Meaning

spacious; having a lot of room

Example

The apartment is very roomy with spacious bedrooms.

公寓非常宽敞，拥有宽大的卧室。

B2 verb rɪˈstɔːr

restore

恢复

Meaning

To bring back to a former or original state; to reinstate.

Example

Restoring the tradition of student politics is necessary.

恢复学生政治传统是必要的。

B2 noun /ˈrɔɪəlti/

royalty

皇室成员 / 特许权使用费 (作者收入)

Meaning

Members of a royal family or payment made to the owner of a patent, copyright, or natural resource.

Example

The author receives a royalty for every book sold.

作者从每本卖出的书中获得特许权使用费。

B2 noun /ˈraɪfəl/

Rifle

步枪

Meaning

a gun with a long barrel that is fired from the shoulder

Example

The soldier carried a rifle during the mission.

士兵在任务中携带着步枪。

B2 noun rɪˈzɪl.i.əns

resilience

韧性

Meaning

The ability to recover quickly from difficulties; toughness.

Example

Testing the resilience of wood is crucial.

测试木材的韧性是至关重要的。

B2 verb /rɪˈzaɪd/

reside

居住

Meaning

to live or dwell in a particular place

Example

They reside in a large house near the river.

他们住在河边的一座大房子里。

B2 adjective /ˈroʊlɪŋ/

rolling

滚动

Meaning

moving in gentle undulations; moving forward by turning over and over

Example

They drove through the rolling hills of the countryside.

他们开车穿过乡村的滚动山丘。

B2 adjective /rɪˈsɔːrsfəl/

resourceful

Meaning

Having the ability to find quick and clever ways to overcome difficulties.

Example

She is very resourceful when it comes to solving unexpected problems.

B2 verb /rɪˈnuː/

renew

Meaning

to make something new again or extend its period of validity

Example

I need to renew my passport before traveling.

B2 noun, verb /ræŋks/

ranks

军衔

Meaning

Positions within a group, especially in a hierarchy or organization.

Example

He quickly moved up the ranks of the army.

他迅速在军队中晋升。

B2 verb /ˌriːˈbɪld/

rebuild

重建

Meaning

to build something again after it has been damaged or destroyed

Example

The villagers worked together to rebuild the bridge after the flood.

村民们一起努力，在洪水后重建了桥梁。

B2 noun /ˈraɪvəl/

Rival

竞争对手; 对手;

Meaning

a person or thing competing with another for the same objective or for superiority in the same field

Example

The two companies have been business rivals for decades.

这两家公司已经是商业竞争对手几十年了。

B2 verb /rɪˈzɪst/

resist

抵抗

Meaning

to oppose or fight against; to withstand

Example

He could not resist the temptation.

他无法抵抗诱惑。

B2 verb /ˌriːəˈreɪndʒ/

rearrange

重新安排

Meaning

to change the order or position of something

Example

She decided to rearrange the furniture in her living room.

她决定重新安排客厅里的家具。

B2 noun ˈrɛstɪŋ pleɪs

resting place

安息地

Meaning

A place where someone or something rests, especially a burial site.

Example

The resting place of the martyrs is near the river.

烈士的安息地靠近河流。

B2 noun /ˈreɪ.zɪnz/

Raisins

葡萄干

Meaning

dried grapes, often used in cooking and baking

Example

She added raisins to the oatmeal cookies for extra sweetness.

她在燕麦饼干中加入了葡萄干，以增加甜味。

B2 noun /ˈrɛfjuːdʒ/

refuge

避难所

Meaning

a place that provides shelter or protection from danger or distress

Example

The villagers took refuge in the temple during the storm.

村民们在风暴期间躲进了寺庙避难。

B2 verb /rɪˈstreɪn/

restrain

抑制

Meaning

to hold back or control; to limit or restrict

Example

Please restrain your dog.

请控制你的狗。

B2 adjective /ˈrɪtʃ.u.əl/

Ritual

仪式

Meaning

relating to religious or ceremonial practices

Example

The wedding ceremony included many traditional ritual elements.

婚礼仪式包括许多传统的仪式元素。

B2 adjective /ˈræʃ.ən.əl/

Rational

理性; 合理; 逻辑

Meaning

based on reason and logic; sensible and practical

Example

She made a rational decision based on the available facts.

她根据可用的事实做出了理性的决定。

B2 noun /ˈreɪ.zən/

Raisin

葡萄干

Meaning

dried grape

Example

She added raisins to the oatmeal cookies for extra sweetness.

她在燕麦饼干里加了葡萄干以增加甜味。

B2 adjective /ˈruːθ.ləs/

Ruthless

无情的; 残忍的; 毫无怜悯的

Meaning

showing no pity or compassion; cruel; merciless

Example

The ruthless dictator showed no mercy to his enemies.

那个冷酷的独裁者对他的敌人毫不留情。

B2 noun /rɪˈlaɪ.əns/

Reliance

依赖

Meaning

the state of depending on something or someone for support or help

Example

His reliance on technology is concerning.

他对技术的依赖令人担忧。

B2 noun/verb /ræft/

raft

筏

Meaning

A flat structure made of logs or planks tied together, used as a boat or floating platform; to travel or transport on such a structure.

Example

They built a raft to cross the river.

他们建造了一只筏子来过河。

B2 noun /ˈruːmər/

Rumour

流言; 八卦; 新闻

Meaning

a currently circulating story or report of uncertain or doubtful truth; gossip

Example

There's a rumour that the company will close next month.

有传言说公司将在下个月关闭。

B2 noun /rɪˈvendʒ/

Revenge

复仇

Meaning

the action of inflicting hurt or harm on someone for an injury or wrong suffered at their hands

Example

She sought revenge against those who betrayed her trust.

她寻求复仇，针对那些背叛她信任的人。

B2 noun /ˌrek.riˈeɪ.ʃən/

Recreation

娱乐活动; 使某物再次存在的过程

Meaning

an activity that is done for enjoyment; the process of making something exist again

Example

The park provides recreation facilities for children and adults.

公园为儿童和成人提供娱乐设施。

B2 noun ˌriːkənˈstrʌkʃn

reconstruction

重建

Meaning

The action or process of reconstructing or being reconstructed.

Example

The reconstruction project took years.

重建项目花了几年时间。

B2 noun /ˈriːteɪlər/

retailer

零售商

Meaning

a person or business that sells goods to consumers rather than to other businesses

Example

The retailer offers discounts on electronic products.

零售商提供电子产品的折扣。

B2 noun/verb rɪˈfɔːm

reform

改革

Meaning

Make changes in (something, typically a social, political, or economic institution or practice) in order to improve it.

Example

Reform in the education system was a priority.

教育系统的改革是优先事项。

B2 noun /ˈreɪsɪzəm/

racism

种族主义

Meaning

the belief that some races are superior to others, leading to unfair treatment or prejudice

Example

The organization works to eliminate racism in all forms.

该组织致力于消除所有形式的种族主义。

B2 noun /ˈrɛnəˌsɑːns/

renaissance

文艺复兴

Meaning

a revival of art, culture, or learning; a period of renewed interest and growth

Example

The city experienced a cultural renaissance during the 1990s.

这座城市在1990年代经历了文化复兴。

B2 noun rɪˈtɛnʃən

retention

保持

Meaning

The continued possession, use, or control of something

Example

The retention of information is essential for academic success.

信息的保持对学术成功至关重要。

B2 noun /ˈreɪn.dʒər/

ranger

巡护员

Meaning

A person responsible for protecting and managing forests, parks, or natural areas.

Example

The park ranger guided the tourists through the forest trail.

公园巡护员带领游客走过森林小道。

B2 adverb /rɪˈpɔːtɪdli/

reportedly

据报道

Meaning

according to what is said or believed, although not confirmed

Example

The company has reportedly agreed to the new terms.

公司 reportedly 已同意新的条款。

B2 verb /ˈreɪn.dʒɪŋ/

ranging

波动

Meaning

Extending or varying between limits.

Example

The temperatures are ranging from 15 to 30 degrees this week.

本周气温在15到30度之间波动。

B2 adjective /ræʃ/

rash

草率, 鲁莽

Meaning

Acting quickly without careful consideration; reckless.

Example

It was a rash decision to invest without research.

没有研究就投资是一个鲁莽的决定。

B2 adjective /ˈrɪdən/

ridden

充斥

Meaning

Full of or dominated by something unpleasant.

Example

The country was ridden with corruption.

这个国家充斥着腐败。

B2 noun /ˌrɛɡ.jʊˈleɪ.ʃən/

regulation

由权威制定和维护的规则或指令

Meaning

A rule or directive made and maintained by an authority.

Example

Government regulation ensures fair business practices.

政府规则确保公平的商业实践。

B2 adverb /ˈraɪtli/

Rightly

正确地; 适当地; 公正地

Meaning

correctly; properly; justly

Example

She rightly pointed out the mistakes in the report.

她正确地指出了报告中的错误。

B2 verb /rɪˈvaɪv/

revive

复苏

Meaning

To bring back to life, consciousness, or activity.

Example

The paramedics managed to revive the unconscious man.

急救员成功让昏迷的男子复苏。

B2 noun /raɪˈnɒs.ər.əs/

Rhinoceros

犀牛

Meaning

a large, heavy animal with thick skin and one or two horns on its nose

Example

The rhinoceros charged through the grassland.

犀牛冲过草原。

B2 noun /ˈrem.ə.di/

Remedy

药物；治疗；补救办法

Meaning

a medicine or treatment for a disease; a solution to a problem

Example

This herbal remedy helps with headaches.

这种草药治疗有助于缓解头痛。

B2 noun /ˈrækɪt/

racket

球拍 / 喧闹

Meaning

A piece of equipment used to hit the ball in sports like tennis or badminton; also a loud noise or an illegal scheme.

Example

He bought a new tennis racket for the match.

他为比赛买了一把新网球拍。

B2 noun, verb /rɪər/

rear

后面 / 抚养

Meaning

the back part of something; to bring up or raise children or animals

Example

The mother cat reared her kittens in a quiet corner.

母猫在安静的角落里抚养她的猫仔。

B2 adjective /ˈreɪsɪst/

racist

种族主义者

Meaning

showing or feeling discrimination or prejudice against people of other races

Example

He was accused of making racist comments.

他被指控发表种族主义的评论。

B2 noun /rɪˈzembləns/

Resemblance

相似

Meaning

the state of being alike or similar; similarity in appearance or character

Example

There's a strong resemblance between the two sisters.

这两个姐妹之间有着强烈的相似性。

B2 verb /rɪˈzɛmbəl/

resemble

像

Meaning

to look like or be similar to something or someone

Example

She resembles her mother in both appearance and mannerisms.

她在外貌和举止上都像她母亲。

B2 noun, verb /ˈriːteɪl/

retail

零售

Meaning

the sale of goods to the public in small quantities for use or consumption rather than for resale

Example

The company specializes in the retail of clothing and accessories.

公司专注于服装和配件的零售业务。

B2 adjective /ˈrɪdʒ.ɪd/

Rigid

严格

Meaning

hard and stiff; not able to bend; strict and unwilling to change

Example

The company has a rigid dress code that all employees must follow.

公司有严格的着装要求，所有员工都必须遵守。

B2 noun /ˈrɛzərvwɑːr/

reservoir

水库

Meaning

A large natural or artificial lake used as a source of water supply.

Example

The city built a new reservoir to ensure enough drinking water for its residents.

这座城市建造了一个新的水库，以确保为居民提供足够的饮用水。

B2 noun /roʊˈteɪʃən/

Rotation

旋转; 转动; 自转

Meaning

the action of rotating around an axis or center; a single turn

Example

The Earth's rotation takes 24 hours to complete.

地球的自转需要24小时才能完成。

B2 noun /rɪˈhɜːr.səl/

Rehearsal

彩排; 演出排练

Meaning

a practice performance of a play, concert, or other work for later public performance

Example

The final rehearsal before opening night went perfectly.

开幕夜前的最后一次彩排非常完美。

B2 adjective ˌriːprəˈdʌktɪv

reproductive

繁殖的

Meaning

Relating to the reproduction of offspring.

Example

The reproductive cycle of pests can cause rapid infestations.

害虫的繁殖周期可能导致快速的感染。

B2 verb /rɪˈvɜːrt/

revert

恢复

Meaning

to return to a previous state, condition, or practice

Example

The system will revert to its original settings after the update.

系统将在更新后恢复到原始设置。

B2 noun /ˈroʊ.lɪŋ pɪn/

Rolling pin

擀面杖

Meaning

a cylindrical tool used for rolling out dough or pastry

Example

Roll the dough flat with a rolling pin.

用擀面杖把面团擀平。