regulations
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B2 noun /ˌreɡ.jʊˈleɪ.ʃənz/

regulations

规定
Meaning
Rules or directives made and maintained by an authority.
Example
Strict regulations ensure fair practices.
严格的规定确保公平的做法。
C2 adjective /rɪˈdjuːsəbl̩/

reducible

Meaning
capable of being simplified, lessened, or made smaller
Example
The problem is complex but reducible to a few basic principles.
B1 noun /rɪˈspɒns/

Response

回应; 反应
Meaning
a reaction to something; an answer or reply; the way in which something reacts to external stimulus
Example
The government's response to the crisis was swift and decisive.
政府对危机的回应迅速而果断。
C1 adjective /rɪˈdʌn.dənt/

redundant

多余的
Meaning
Not or no longer needed or useful; superfluous.
Example
The report contained redundant information.
报告包含了多余的信息。
B2 adjective /rɪˈfaɪnd/

Refined

精致的; 纯净的
Meaning
elegant and cultured in appearance, manner, or taste; purified
Example
She has very refined taste in art and music.
她对艺术和音乐有非常精致的品味。
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。
C2 noun /rɪˈmɒnstrəns/

remonstrance

抗议
Meaning
A forceful protest or objection.
Example
The workers’ remonstrance against unfair treatment was ignored.
工人的抗议反对不公平待遇被忽视了。
C1 adjective /ˈrʌɡ.ɪd/

Rugged

粗糙不平；表面不规则；强壮而坚固
Meaning
rough and uneven; having a rough irregular surface; tough and strong
Example
The hikers crossed the rugged mountain terrain.
登山者穿越了崎岖的山地地形。
A1 verb /rʌn/

run

跑步
Meaning
to move quickly on foot; to operate or function
Example
I run every morning for exercise.
我每天早上跑步锻炼。
B2 adjective /ˈrest.ləs/

Restless

焦虑不安
Meaning
unable to rest or relax; constantly moving or fidgeting
Example
The child was restless during the long car journey.
孩子在长时间的车程中坐立不安。
C1 noun /ræmˈbuːtən/

Rambutan

红毛丹
Meaning
a tropical fruit with red spiky skin and white translucent sweet flesh similar to litchi
Example
The rambutan looks scary with its hairy skin but tastes very sweet inside.
红毛丹看起来很吓人，毛茸茸的皮肤，但里面的味道非常甜。
C1 noun /rɪˈmɪʃən/

remission

Meaning
A temporary or permanent decrease or disappearance of disease symptoms; forgiveness of sins or debts.
Example
The patient’s cancer is in remission after the treatment.
B2 noun ˈrɛvənuː

revenue

收入
Meaning
Income, especially when of a company or organization.
Example
The company's revenue grew by 10% this year.
公司的收入今年增长了10%。
A2 noun /rɪˈlɪdʒ.ən/

religion

宗教
Meaning
a system of faith and worship involving belief in a higher power
Example
Freedom of religion is a fundamental human right.
宗教自由是基本人权。
C1 noun /ˈraɪtʃəsnəs/

righteousness

正义
Meaning
the quality of being morally right or justifiable
Example
His life was dedicated to righteousness and truth.
他的一生致力于正义和真理。
C1 noun /rɛnˈdɪʃən/

rendition

演绎
Meaning
a performance or interpretation of a piece of art, music, or text
Example
The singer gave a moving rendition of the classic song.
歌手献上了一场感人的经典歌曲演绎。
B2 adjective rəʊˈbʌst

robust

强壮
Meaning
Strong and healthy; vigorous; able to withstand or overcome adverse conditions.
Example
The robust infrastructure ensures reliable communication.
强大的基础设施确保可靠的通信。
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。
C2 adjective /ˌriːkruːˈdɛsənt/

recrudescent

重新爆发
Meaning
reviving or breaking out again after a period of abatement
Example
Recrudescent tensions threatened the fragile ceasefire.
重新爆发的紧张局势威胁到脆弱的停火协议。
C1 verb /ˈrʌsl/

rustle

沙沙作响
Meaning
To make a soft, light sound like leaves or paper moving.
Example
The leaves rustled gently in the evening breeze.
树叶在傍晚的微风中轻轻地沙沙作响。
C1 noun ˌrɛk.əˈlɛk.ʃən

Recollection

回忆
Meaning
Remembering past events or information
Example
His recollection of childhood memories was vivid.
他对童年记忆的回忆很生动。
B2 noun /ˈrʊki/

rookie

菜鸟
Meaning
a person who is new to an activity or organization; a beginner
Example
The rookie policeman made a few mistakes on his first day.
新警察在第一天犯了几次错误。
C1 adjective /ˈrʌs.tɪk/

Rustic

简单而不复杂；与乡村地区相关
Meaning
simple and unsophisticated; relating to rural areas
Example
The rustic cottage had wooden beams and a thatched roof.
那座乡村小屋有木梁和茅草屋顶。
C2 noun /ˌriːkəˌpɪtjʊˈleɪʃən/

recapitulation

重述
Meaning
The act of summarizing or repeating the main points of something.
Example
The professor gave a brief recapitulation of the lecture before ending the class.
教授在结束课程之前简要地重述了讲座内容。
C1 noun/verb /ˈræfəl/

raffle

销售彩票
Meaning
A means of raising money by selling numbered tickets, one or more of which are drawn at random for a prize; to sell something in such a lottery.
Example
The charity decided to raffle a bicycle to raise funds.
慈善机构决定通过抽奖出售自行车来筹集资金。
C2 noun /rɪˈpoʊst/

riposte

犀利的反应
Meaning
a quick and clever reply to criticism or an insult
Example
Her sharp riposte left everyone in silence.
她尖锐的反应让所有人都安静了。
A2 verb /rɪˈdjuːs/

reduce

减少
Meaning
to make smaller in size, amount, or degree; to decrease
Example
We need to reduce our expenses this month.
我们需要减少本月的开支。
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 /ˈreɪʃəl/

racial

种族的
Meaning
relating to a race of people
Example
Racial equality is an important issue in many societies.
种族平等是许多社会中的一个重要问题。
C1 adjective /ˌrɛmɪˈnɪsənt/

reminiscent

唤起回忆的
Meaning
Tending to remind one of something; suggestive of something in the past.
Example
The smell of rain is reminiscent of my childhood in the village.
雨的气味让我想起了我在村里的童年。
C2 verb /ˌrɛprɪˈhɛnd/

reprehend

谴责
Meaning
to express disapproval or criticism of someone or something
Example
The teacher reprehended the student for being dishonest.
老师因学生不诚实而批评了他。
C2 noun /ˈreɪləri/

raillery

友好的玩笑
Meaning
good-humored teasing or joking
Example
Their friendship was full of light-hearted raillery.
他们的友谊充满了轻松的玩笑。
C1 noun rɪˈdʌndənsi

redundancy

冗余，过剩
Meaning
The state of being not or no longer needed or useful; superfluousness.
Example
The redundancy in the company's workforce led to many layoffs.
公司员工中的冗余导致了大量裁员。
B1 noun riˈæləti

reality

现实
Meaning
The world or the state of things as they actually exist, as opposed to an idealistic or notional idea.
Example
The reality of the situation was evident.
情况的现实是显而易见的。
C1 adjective /rɪˈpres.ɪv/

Repressive

压制性的
Meaning
restraining freedom or preventing self-expression; oppressive
Example
The repressive government banned all forms of protest.
压制性的政府禁止了所有形式的抗议。
C1 adjective /ˈreɡ.jʊ.lə.tər.i/

Regulatory

监管
Meaning
Having the power to control or govern something through rules and regulations.
Example
The government enforces regulatory policies for financial stability.
政府执行金融稳定的监管政策。
C1 noun /ˌræm.ɪ.fɪˈkeɪ.ʃən/

ramification

后果
Meaning
a consequence of an action or event, often complex or unwelcome.
Example
The new law has serious social ramifications.
新法律有严重的社会后果。
C1 noun /rɪˈsaɪtl/

recital

独奏会
Meaning
A performance of music, dance, or poetry, usually by a soloist.
Example
She gave a piano recital at the concert hall.
她在音乐会中举办了钢琴独奏会。
B1 verb /rɪˈviːl/

reveal

揭示
Meaning
to make known or show something that was hidden
Example
The investigation revealed the truth.
调查揭示了真相。
B2 adjective /ˌrez.ɪˈden.ʃəl/

residential

住宅
Meaning
Designed for people to live in.
Example
The institution was fully residential.
该机构是完全住宅性质的。
C1 noun rɪˈdʒɛn.ər.ə.tɪv ˈfɑːr.mɪŋ

regenerative farming

再生农业
Meaning
Agricultural practices that improve soil health and biodiversity.
Example
Regenerative farming improves soil fertility and biodiversity.
再生农业提高土壤肥力和生物多样性。
B2 noun /rɪˈstreɪnt/

Restraint

克制; 自我控制
Meaning
the action of keeping someone or something under control; self-control
Example
She showed great restraint in not responding to the criticism.
她在不回应批评时表现出极大的克制。
C1 verb /rɪˈmjuːnəreɪt/

remunerate

支付
Meaning
To pay someone for services or work done.
Example
The company will remunerate employees fairly for their overtime.
公司将公平地支付员工的加班费。
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 /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。
A2 adverb /ˈriː.sənt.li/

Recently

最近
Meaning
in the recent past; not long ago
Example
I recently moved to a new apartment.
我最近搬到了一个新公寓。
C1 adjective /ˈruːfəl/

rueful

遗憾的
Meaning
Expressing sorrow, regret, or pity.
Example
He gave a rueful smile after losing the match.
他在输掉比赛后露出了遗憾的笑容。
C1 noun ˈremnənts

remnants

残余
Meaning
A small remaining quantity of something; a surviving trace.
Example
The remnants of the wall are still visible.
墙的残余部分仍然可见。
C2 adjective /ræpˈtɔːriəl/

raptorial

猛禽
Meaning
Relating to birds of prey or predatory behavior.
Example
The eagle is a raptorial bird with sharp talons.
鹰是一个猛禽，拥有锋利的爪子。
C1 verb /ˌriːˈvaɪ.t̬əl.aɪz/

revitalize

重振
Meaning
To restore energy and effectiveness to something.
Example
The new policies aim to revitalize the economy.
新政策旨在重振经济。
C2 noun /ˈrɛkjʊzənt/

recusant

拒抗者
Meaning
a person who refuses to submit to authority or comply with rules
Example
The recusant opposed the new law.
拒抗者反对了新法律。
C2 noun /rɪˈpʌɡ.nəns/

repugnance

厌恶
Meaning
intense disgust or strong aversion towards something
Example
She felt deep repugnance at the cruelty of the act.
她对这个行为的残忍感到深深的厌恶。
A2 verb /rɪˈmeɪn/

remain

留下
Meaning
to stay in the same place; to continue to exist
Example
Only a few guests remain at the party.
只有少数客人留在派对上。
C1 noun /ˈreɪdiəns/

radiance

光辉
Meaning
the quality of shining with bright light; a glowing or beaming quality
Example
Her face was filled with radiance after hearing the good news.
她在听到好消息后，脸上充满了光辉。
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。
B1 noun /rɪˈkwɛst/

request

Meaning
a formal or polite demand for something
Example
She made a request for additional time to complete the project.
C1 noun /ˈriːbeɪt/

rebate

折扣/退款
Meaning
a partial refund given to someone who has paid too much money for something
Example
The store offered a rebate on bulk purchases.
商店对大宗购买提供了折扣。
C1 adjective /rɪˈtæl.i.ə.tɔːr.i/

retaliatory

报复性
Meaning
Taking action in response to another's action, characterized as punitive, revengeful, or counteractive.
Example
The country imposed retaliatory tariffs in response to trade sanctions.
该国对贸易制裁实施了报复性关税。
C1 noun /ˈrəʊ.bɒt əˈsɪs.tɪd prəˈsiː.dʒərz/

robot-assisted procedures

机器人辅助程序
Meaning
Medical operations performed with the help of robotic systems to enhance precision and control.
Example
Robot-assisted procedures reduce human error.
机器人辅助程序减少了人为错误。
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 /ˌriːkriˈeɪt/

recreate

重新创建
Meaning
to create or produce something again, especially a new version of something lost or destroyed
Example
The team recreated the lost dataset from backups.
团队从备份中重新创建了丢失的数据集。
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。
A2 noun /reɪt/

rate

费率
Meaning
the cost or price of something, or the amount at which something happens
Example
The rate of inflation is increasing every year.
通货膨胀率每年都在上升。
C2 adjective rɪˈtɛn.tɪv

retentive

记忆力强
Meaning
Having strong memory or the ability to retain information for a long time.
Example
Students with a retentive memory excel in academics.
记忆力强的学生在学术上表现优异。
C2 verb (archaic/rare) /rɛk/

reck

在乎
Meaning
To care about or be concerned with (something); to have regard for.
Example
He does not reck the dangers of his actions.
他不在乎自己行为的危险。
C1 noun /rɪˈpʌlʃən/

Repulsion

排斥
Meaning
a feeling of intense distaste or disgust; a force under the influence of which objects tend to move away from each other
Example
She felt a strong repulsion towards the idea of eating insects.
她对吃昆虫这个想法感到强烈的排斥。
A1 noun, verb /rɛst/

rest

Meaning
to cease work or movement in order to relax or recover strength
Example
He needs to rest after the long journey.
B1 noun rɔː mətɪˈrɪəlz

raw materials

原材料
Meaning
The basic material from which a product is made.
Example
The factory imports raw materials for production.
工厂进口原材料用于生产。
C1 noun ˌriː.pɚˈkʌʃ.ənz

repercussions

后果
Meaning
The unintended consequences or effects of an action or event.
Example
The new policy had unintended repercussions on the economy.
新的政策对经济产生了意外的影响。
C1 verb /ˈrʌm.ɪdʒ/

rummage

杂乱地翻找
Meaning
to search through something in a disorderly way
Example
He rummaged through the drawer for his keys.
他在抽屉里翻找钥匙。
C1 noun /ˈrɛtɪsəns/

reticence

沉默
Meaning
the quality of being reserved or unwilling to speak freely
Example
His reticence made it difficult to know what he was thinking.
他的沉默让人很难知道他在想什么。
C2 verb /rɪˈvaɪl/

revile

谴责
Meaning
to criticize in an abusive or angrily insulting manner
Example
The politician was reviled by the public for his corruption.
政治家因腐败而被公众谴责。
B2 adjective /rɪˈmuːvəbəl/

removable

可拆卸的
Meaning
able to be removed or taken away
Example
This phone has a removable battery.
这款手机有一块可拆卸的电池。
C1 adjective /ˈroʊ.ɡɪʃ/

Roguish

调皮的; 狡猾的
Meaning
mischievous; playfully dishonest
Example
His roguish smile suggested he was up to some mischief.
他的调皮笑容暗示着他正在策划一些恶作剧。
C1 noun /ˌrɛpəˈreɪʃən/

reparation

赔偿
Meaning
the making of amends for a wrong done by paying money or helping those who were wronged
Example
The government offered reparations to the victims of the conflict.
政府向冲突受害者提供了赔偿。
C1 noun /ˈroʊ.lɪŋ bɔːrd/

Rolling board

擀面板
Meaning
a flat wooden or marble surface used for rolling out dough
Example
She placed the dough on the rolling board.
她把面团放在了擀面板上。
C1 noun /rɪˈsɜː.dʒəns/

resurgence

复兴
Meaning
An increase or revival after a period of little activity, popularity, or occurrence.
Example
The city saw a resurgence in tourism after the pandemic.
这座城市在大流行后看到了旅游业的复兴。
C2 adjective /ˈroʊziət/

roseate

玫瑰色的，乐观的
Meaning
Having a pink color; optimistic or idealistic.
Example
She looked at the future with roseate optimism.
她以玫瑰色的乐观主义看待未来。
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 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。
C1 noun /rɪˈvʌlʃən/

revulsion

厌恶
Meaning
a strong feeling of disgust or repulsion
Example
She felt revulsion at the sight of the cruel act.
她看到残忍的行为时感到厌恶。
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。
C1 noun /ˈrɑːstər/

roster

名单
Meaning
A list or plan showing people’s duties or times when they are scheduled.
Example
The manager updated the staff roster for next week.
经理更新了下周的员工名单。
C2 adjective /raɪˈpɛə.ri.ən/

riparian

位于河流或其他水道的岸边或与之相关的
Meaning
Relating to or situated on the banks of a river or other watercourse.
Example
Riparian vegetation helps prevent soil erosion along rivers.
河岸植被有助于防止河流沿岸的土壤侵蚀。
A2 noun ˈrɛlətɪvz

Relatives

亲戚
Meaning
A person connected by blood or marriage; a kinsman or kinswoman.
Example
Relatives can help you build a complete family tree.
亲戚们可以帮助你建立完整的家族树。
B1 noun riˈækʃən

reaction

反应
Meaning
An action performed or a feeling experienced in response to a situation or event.
Example
The arrests triggered a reaction.
逮捕引发了反应。
C1 verb /rɪˈdʒɛnəreɪt/

regenerate

再生
Meaning
to grow or produce again; to renew or restore
Example
The lizard can regenerate its lost tail.
蜥蜴可以再生它失去的尾巴。
C1 verb /rɪˈdrɛs/

redress

纠正
Meaning
to set right, remedy, or compensate for a wrong or grievance
Example
The company promised to redress the complaints of its customers.
公司承诺纠正客户的投诉。
C1 verb /rɪˈɡrɛs/

regress

Meaning
To return to a former or less developed state.
Example
Without proper guidance, the child's progress began to regress.
C1 adjective /rɪˈtaɪərɪŋ/

retiring

害羞
Meaning
Shy and reserved; avoiding social contact.
Example
She is a quiet, retiring woman who avoids attention.
她是一个安静、害羞的女人，避免引起注意。
C2 noun /ˌrɛv.əˈkeɪ.ʃən/

revocation

撤销
Meaning
The act of officially canceling or withdrawing something.
Example
The court ordered the revocation of his license.
法院命令撤销他的许可证。
B2 adjective /rɪˈspek.tɪv/

Respective

各自的; 相关的
Meaning
belonging to each individual; particular to each
Example
The students returned to their respective classrooms after lunch.
学生们在午餐后回到了各自的教室。
A2 noun /ˈrɛsɪpi/

recipe

食谱
Meaning
a set of instructions for preparing a particular dish, including a list of the ingredients required
Example
I found a great recipe for chocolate cake.
我找到了一个很棒的巧克力蛋糕食谱。
B2 noun /reɪk/

Rake

耙子
Meaning
a garden tool with a long handle and prongs for gathering leaves; to gather with a rake
Example
He used a rake to gather the fallen autumn leaves.
他用耙子收集掉落的秋天叶子。
B1 noun /ruːˈtiːn/

routine

日常工作, 习惯, 固定顺序
Meaning
A sequence of actions regularly followed; a fixed program.
Example
A well-structured routine improves productivity.
一个良好的结构化的日常生活提高了生产力。
C2 adjective /ˈrɛstɪv/

restive

不安定的
Meaning
unable to stay still or silent; restless and impatient
Example
The crowd grew restive as they waited for the concert to begin.
人群在等待音乐会开始时变得不安定。
C2 adjective /ˈræŋ.kər.əs/

rancorous

充满怨恨的
Meaning
Characterized by bitterness or resentment.
Example
Their rancorous debate lasted for hours.
他们充满怨恨的辩论持续了几个小时。
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 adjective /raɪp/

Ripe

成熟的; 准备食用
Meaning
fully developed and ready to eat; mature; ready for action or use
Example
The bananas are ripe and ready to eat.
香蕉已经成熟，准备食用。
A2 verb riˈsaɪklɪŋ

recycling

回收
Meaning
The process of converting waste materials into new materials and objects to prevent waste.
Example
Recycling plastic helps in reducing waste.
回收塑料有助于减少废物。
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。
C1 noun /ˌres.ɪˈteɪ.ʃən/

Recitation

朗诵
Meaning
the action of reciting or repeating aloud from memory
Example
The poetry recitation contest was held in the auditorium.
诗歌朗诵比赛在礼堂举行。
C1 noun /ˌriːhəˌbɪlɪˈteɪʃən/

rehabilitation

幸福
Meaning
the process of restoring someone or something to health or normal life through training or therapy
Example
After the accident, he went through months of rehabilitation to walk again.
她无法掩饰自己获得奖项时的喜悦。
A2 verb /roʊl/

roll

滚动
Meaning
to move by turning over and over on an axis
Example
She rolled the ball down the hill.
她把球滚下了山坡。
C2 noun /ˈrɛkwiəm/

requiem

安魂曲
Meaning
A mass, music, or ceremony for the repose of the souls of the dead.
Example
The choir performed a requiem in memory of the late leader.
合唱团为已故领导人表演了安魂曲。
C1 verb /rɪˈkɔɪl/

recoil

后退
Meaning
To suddenly spring back in fear, horror, or from force such as a gun's kickback.
Example
She recoiled at the sight of the snake.
她看到蛇时吓得后退。
C2 adjective /ˈrɛɡnənt/

regnant

在位
Meaning
Reigning; currently holding power, authority, or dominance.
Example
The regnant queen introduced several reforms during her reign.
在位的女王在她的统治期间进行了几项改革。
B2 noun /rɪˈlʌk.təns/

Reluctance

不情愿; 犹豫
Meaning
unwillingness to do something; hesitation
Example
He showed reluctance to accept the job offer.
他表现出不情愿接受工作提议。
C1 noun /ˌrek.ənˌsɪl.iˈeɪ.ʃən/

reconciliation

和解
Meaning
The restoration of friendly relations; the action of making one view or belief compatible with another.
Example
The peace treaty was a major step toward reconciliation.
和平条约是迈向和解的重要一步。
C1 noun /rʌk/

Ruck

推搡; 混乱的人群
Meaning
a situation where a crowd of people are pushing against each other; a disorderly crowd
Example
There was a ruck at the football match.
足球比赛中发生了推搡。
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.
C2 noun /ˈræŋ.kər/

rancor

怨恨
Meaning
A feeling of deep and bitter anger or resentment.
Example
There was a rancor between the two rivals that never faded.
这两位对手之间有一种怨恨，永远没有消失。
B1 verb /rɪd/

rid

清除
Meaning
to remove or get rid of something
Example
I need to rid the house of all the clutter.
我需要把家里的杂乱清理掉。
C2 adjective /rɪˈkʌmbənt/

recumbent

躺着
Meaning
lying down or in a resting position
Example
He was found recumbent on the sofa after a long day.
他在长时间的一天后被发现躺在沙发上。
C1 noun /ˈroʊz ˈwɔː.tər/

Rose-water

玫瑰水
Meaning
a flavored water made by steeping rose petals in water, used in cooking and cosmetics
Example
She added a few drops of rose-water to the dessert.
她在甜点中加入了几滴玫瑰水。
C2 verb /rɪˈɡeɪl/

regale

娱乐
Meaning
To entertain or amuse someone with stories, food, or drink.
Example
He regaled us with stories of his travels around the world.
他用他的旅行故事来娱乐我们。
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 noun /ˈreɪ.dɑːr/

Radar

雷达
Meaning
a system for detecting the presence, direction, distance of aircraft, ships by sending out radio waves
Example
The radar detected an unknown aircraft approaching the base.
雷达探测到一架未知的飞机接近基地。
C1 adjective /ræpt/

Rapt

着迷的
Meaning
completely fascinated or absorbed by what one is seeing or hearing
Example
The children listened with rapt attention to the storyteller.
孩子们专心听故事讲述者的话。
A2 noun /ˈrɛkɔːd/

record

记录
Meaning
a written or spoken account of something
Example
I kept a record of all the meetings.
我记录了所有的会议。
C2 verb /rɛtʃ/

retch

幸福
Meaning
to make the sound and movement of vomiting without bringing anything up
Example
The smell of spoiled food made him retch violently.
腐烂的食物气味使他剧烈地呕吐。