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C1 noun /rɪft/

rift

裂缝
Meaning
a serious break in a relationship; a split or crack
Example
A rift developed between the two friends after the argument.
争执后，两个朋友之间产生了裂缝。
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。
C1 noun /rəʊˈbɒt.ɪk ˈsɜː.dʒər.i/

robotic surgery

机器人手术
Meaning
Surgery performed with the assistance of robotic systems to enhance precision and reduce invasiveness.
Example
Robotic surgery enhances precision in complex procedures.
机器人手术提高了复杂程序的精确度。
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。
C1 noun /rɪˈnaʊn/

Renown

声誉; 名声
Meaning
the condition of being known or talked about by many people; fame
Example
The scientist achieved international renown for her discoveries.
这位科学家因其发现而获得了国际声誉。
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。
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。
C1 noun /rɪˌsɛptɪˈvɪti/

receptivity

接受能力
Meaning
The ability or willingness to receive something, especially signals or stimuli.
Example
Her receptivity to new ideas helped improve the project.
她对新思想的接受能力帮助改善了项目。
C1 noun /ˈrɛt.ər.ɪk/

rhetoric

有效或有说服力的演讲或写作的艺术
Meaning
The art of effective or persuasive speaking or writing; skillful use of language to influence others.
Example
Political leaders often use rhetoric to influence people.
政治领导人经常使用修辞来影响人们。
C1 noun, adjective /ˈrɛvərənd/

reverend

牧师，尊敬的
Meaning
A title of respect used for members of the clergy; deserving deep respect.
Example
The Reverend gave an inspiring sermon at the church.
牧师在教堂发表了鼓舞人心的讲道。
C1 verb /ˈrævɪdʒ/

ravage

摧毁
Meaning
to cause severe and extensive damage or destruction
Example
The hurricane ravaged the coastal villages.
飓风摧毁了沿海村庄。
C1 noun /rɪˈspɒndənt/

respondent

响应者
Meaning
A person who replies to something, especially in a survey or legal case
Example
The survey had over 1,000 respondents.
调查有超过1000名响应者。
C1 noun /ˌræʃəˈnæl/

rationale

基本原因
Meaning
the underlying reason or explanation for something
Example
The rationale behind his decision was clearly explained.
他决定背后的理由被清楚地解释了。
C1 adjective /rɪˈper.ə.bəl/

Repairable

可修复的
Meaning
able to be fixed or mended; capable of being repaired
Example
The broken phone is repairable with the right parts.
坏掉的手机可以用正确的部件修复。
C1 noun /raɪt/

rite

仪式
Meaning
a religious or ceremonial act
Example
The wedding rite was performed with great solemnity.
婚礼仪式庄严举行。
C1 noun /rɪˈtriː.vəl/

retrieval

检索
Meaning
The process of getting something back, especially from storage or memory.
Example
The brain's retrieval system helps recall past experiences.
大脑的检索系统帮助回忆过去的经历。
C1 noun /ˈrem.nənt/

Remnant

残余
Meaning
a small remaining quantity of something; a piece of cloth left over after the main piece has been used
Example
Only a remnant of the ancient wall remains.
古老的墙只剩下残余。
C1 noun /rɪˈbʌtəl/

rebuttal

反驳
Meaning
a statement or argument made to oppose or disprove another
Example
Her rebuttal was clear and convincing.
她的反驳清晰而有说服力。
C1 noun /rɪˈpen.təns/

Repentance

悔改
Meaning
the action of repenting; sincere regret or remorse
Example
His genuine repentance moved everyone in the courtroom.
他真正的悔改感动了法庭上的所有人。
C1 noun/verb /rɪˈpriːv/

reprieve

Meaning
A temporary relief or delay from something unpleasant; to postpone or cancel punishment.
Example
The prisoner was granted a last-minute reprieve from execution.
C1 adjective /rɪˈtɔːrɪkəl/

rhetorical

修辞的
Meaning
relating to the art of effective or persuasive speaking or writing; often a question asked to make a point rather than get an answer
Example
He asked a rhetorical question during the debate.
他在辩论中提出了一个修辞性问题。
C1 verb ˈrɛk.tɪ.faɪ

rectify

纠正
Meaning
To correct mistakes or make something right.
Example
The company took steps to rectify its financial mistakes.
公司采取了措施来纠正其财务错误。
C1 noun /rɪˈmɛmbrəns/

remembrance

纪念
Meaning
the act of remembering or honoring someone or something
Example
A service was held in remembrance of the fallen soldiers.
为阵亡士兵举行了纪念仪式。
C1 noun /ˈrɛvərəns/

reverence

崇敬
Meaning
deep respect for someone or something
Example
The students showed reverence to their teacher.
学生们向他们的老师表达了崇敬。
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 verb /ˈrɛzəneɪt/

resonate

共鸣
Meaning
To produce or be filled with a deep, full, and reverberating sound; to evoke a feeling or memory.
Example
Her words resonated with the audience.
她的话在听众中产生了共鸣。
C1 verb /rɪˈlɛnt/

relent

让步，变得温和
Meaning
to become less severe, harsh, or strict
Example
After hours of begging, she finally relented.
经过几个小时的恳求，她终于心软了。
C1 noun /ˌriː.əˈdʒʌst.mənt/

readjustment

Meaning
The act of changing or correcting something again to make it suitable or balanced.
Example
After moving to a new city, he went through a period of readjustment.
C1 adjective /ˈriːɡəl/

regal

皇家
Meaning
Resembling or fit for a king; majestic or royal.
Example
The queen entered the hall with a regal presence.
女王带着皇家气质走进大厅。
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 verb /rɪˈnɛɡ/

renege

违约
Meaning
to go back on a promise, agreement, or commitment
Example
The company reneged on its promise to increase wages.
公司违背了他们提高工资的承诺。
C1 adjective /rɪˈsɛptɪv/

receptive

善于接受
Meaning
Willing to listen to or accept new ideas, suggestions, or experiences.
Example
She was receptive to feedback from her colleagues.
她对同事们的反馈持开放态度。
C1 verb /ˌrekəˈlekt/

recollect

回忆
Meaning
to remember something; to recall from memory
Example
I can't recollect where I put my keys.
我记不起来我把钥匙放在哪里了。
C1 noun /ˈrɛtrəsˌpɛkt/

retrospect

回顾
Meaning
the act of looking back on or reviewing past events
Example
In retrospect, the decision seemed unwise.
回顾来看，那个决定似乎不明智。
C1 noun /rɪˈpjuːt/

repute

名誉
Meaning
the opinion generally held of someone or something; reputation
Example
He is a scholar of great repute in his field.
他在他的领域享有很高的名誉。
C1 noun /rɪˌmjuː.nəˈreɪ.ʃən/

Remuneration

报酬; 薪酬; 奖金
Meaning
money paid for work or services; compensation or reward
Example
The job offers excellent remuneration and benefits.
这份工作提供了优厚的报酬和福利。
C1 verb /riˈdʒɔɪn/

rejoin

重新加入
Meaning
to join again or return to a group, place, or activity
Example
After a short break, she decided to rejoin the team.
短暂休息后，她决定重新加入团队。
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/verb /rɪˈlæps/

relapse

复发
Meaning
to return to a worse condition, especially after improvement; a deterioration after recovery
Example
After months of progress, he suffered a relapse.
经过几个月的进展后，他遭遇了复发。
C1 noun /ˈriːpər/

reaper

割草和收获作物的人或机器
Meaning
a person or machine that cuts and gathers crops
Example
The reaper moved slowly through the golden fields.
瑞珀缓缓地穿过金色的田野。
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。
C1 verb /ræsp/

rasp

Meaning
to speak in a rough, harsh voice or to scrape with a coarse sound
Example
He rasped out a warning before collapsing.
C1 noun /ˈrʌp.tʃər/

Rupture

破裂; 关系的断裂
Meaning
breaking or bursting apart; breakdown of relations
Example
The rupture in the pipeline caused a massive oil spill.
管道中的断裂造成了大规模的石油泄漏。
C1 adjective /ˌret.rəˈspek.tɪv/

Retrospective

回顾的
Meaning
looking back on or dealing with past events or situations
Example
The museum held a retrospective exhibition of the artist's work.
博物馆举办了这位艺术家的回顾展。
C1 noun /rʌsk/

Rusk

干饼干；烤面包
Meaning
a hard, dry biscuit or twice-baked bread; a type of crisp, sweet biscuit
Example
The baby enjoyed eating the soft rusk with milk.
宝宝喜欢吃奶时吃软脆饼干。
C1 adjective, noun /rɪˈsiːvəbl/

receivable

应收款项
Meaning
Money that is owed to a company and is expected to be paid.
Example
The company's receivables increased significantly this quarter.
公司的应收账款在本季度大幅增加。
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 adjective /ˈræspi/

raspy

沙哑
Meaning
having a harsh, rough, or grating sound
Example
His raspy voice revealed years of smoking.
他的沙哑声音揭示了多年的吸烟。
C1 noun /ˈriːkɔːrs/

recourse

求助，援助
Meaning
a source of help or protection in a difficult situation
Example
The students had no recourse but to appeal to the principal.
学生们除了向校长上诉外别无选择。
C1 noun /rɪˈpɑːzɪtɔːri/

repository

仓库
Meaning
a place where things are stored or kept for safekeeping
Example
The library serves as a repository of knowledge.
图书馆作为知识的仓库。
C1 verb /reɪv/

rave

赞扬
Meaning
to speak or write about something with great enthusiasm or admiration
Example
Critics rave about the new movie.
评论家们对新电影赞不绝口。
C1 noun /rəˈviːn/

ravine

峡谷
Meaning
A deep, narrow valley with steep sides.
Example
The river carved a deep ravine through the mountains.
河流在山脉中切割出一条深深的峡谷。
C1 noun /rɪdʒ/

ridge

山脊或山顶
Meaning
a long, narrow hilltop, mountain range, or raised strip
Example
We walked along the mountain ridge.
我们沿着山脊走。
C1 noun /ˈruː.bi/

Ruby

红宝石
Meaning
a precious red gemstone; a deep red variety of corundum
Example
The ruby ring was her most treasured possession.
那枚红宝石戒指曾是她最珍贵的财物。
C1 adjective /ˌruː.dɪˈmen.tər.i/

Rudimentary

基本的; 初级的; 不完全发展的; 发展初期阶段的
Meaning
basic; elementary; undeveloped; in the earliest stage of development
Example
She has only rudimentary knowledge of French.
她对法语的了解只是初步的。
C1 verb /ˈræʃənaɪz/

rationlize

合理化
Meaning
to justify or explain something with logical reasons, even if not appropriate or true
Example
He tried to rationlize his mistake by blaming the system.
他试图通过指责系统来合理化他的错误。
C1 verb /ˈrɪvɪt/

rivet

用铆钉固定 / 吸引注意
Meaning
to fasten or secure with a rivet; to hold someone’s attention firmly
Example
The craftsman riveted the metal plates together.
工匠用铆钉把金属板固定在一起。
C1 verb /rɪˈsɪprəˌkeɪt/

reciprocate

回应
Meaning
To respond to an action or gesture by making a corresponding one.
Example
She smiled at him, and he reciprocated with a warm hug.
她对他微笑，他以温暖的拥抱回应。
C1 verb /rænt/

rant

大喊大叫
Meaning
to speak or shout in an angry, uncontrolled way
Example
He ranted about the unfair treatment at work.
他在工作中大声抱怨不公正的待遇。
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 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。
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。
C1 verb /rɪˈfjuːt/

refute

驳斥
Meaning
To prove a statement, argument, or theory to be false or invalid.
Example
The lawyer refuted the witness's testimony with solid evidence.
律师用确凿的证据驳斥了证人的证词。
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 /ˈræʃən/

ration

配给
Meaning
a fixed amount of something, especially food, officially allowed to each person
Example
During the war, each family received a weekly ration of rice.
在战争期间，每个家庭每周获得固定的米饭配给。
C1 adjective /ˈrɛzənənt/

resonant

共鸣的
Meaning
Deep, clear, and continuing to sound or echo.
Example
The resonant voice of the speaker filled the hall.
演讲者那共鸣的声音充满了大厅。
C1 verb /rɪˈsiːd/

recede

退去
Meaning
To move back or further away from a previous position.
Example
The floodwaters began to recede after the heavy rain stopped.
暴雨停止后，洪水开始退去。
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 /ˈrɪpəl/

Ripple

涟漪
Meaning
a small wave on the surface of water; a spreading effect or influence
Example
The stone created ripples across the calm pond.
石头在平静的池塘中激起了涟漪。
C1 noun /rɪˈpɛərə/

repairer

修理工
Meaning
a person whose job is to fix damaged or broken things
Example
The repairer fixed the broken washing machine quickly.
修理工很快修好了坏掉的洗衣机。
C1 noun /rɪˈfɜːrər/

referrer

推荐人
Meaning
a person who directs someone to another person or service
Example
The referrer earned a bonus for recommending a new client.
推荐人因推荐新客户而获得了奖金。
C1 noun /rɪˈmɪt.əns/

Remittance

汇款
Meaning
A sum of money sent in payment or as a gift.
Example
The country's economy benefits from expatriate remittance.
该国的经济从侨汇中受益。
C1 verb /ˌriː.kənˈviːn/

reconvene

重新召开
Meaning
to gather or assemble again, especially for a meeting
Example
The committee will reconvene after lunch.
委员会将在午餐后重新召开。
C1 verb /ˈrɛplɪkeɪt/

replicate

复制
Meaning
to copy, reproduce, or duplicate something exactly
Example
The scientist tried to replicate the experiment for accuracy.
科学家尝试复制实验以确保准确性。
C1 noun /ˈroʊdənt/

rodent

啮齿动物
Meaning
a small mammal such as a mouse, rat, or squirrel, characterized by constantly growing incisors
Example
The farmer set traps to catch the rodents in his barn.
农民设置了陷阱，以捕捉谷仓中的啮齿动物。
C1 noun /ˌrɛmɪˈnɪsəns/

reminiscence

回忆
Meaning
a story or memory about past events
Example
He shared a reminiscence of his childhood days in the village.
他分享了他在村庄的童年时光的回忆。
C1 verb/noun /ˈrɛlɪʃ/

relish

享受 / 调味料
Meaning
to greatly enjoy; also a condiment or sauce
Example
She relished the opportunity to travel abroad.
她很高兴有机会出国旅行。
C1 adjective /ˈræb.ɪd/

rabid

狂热的
Meaning
Having extreme or fanatical support for something; relating to or suffering from rabies.
Example
He was a rabid fan of the football team.
他是足球队的狂热粉丝。
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。
C1 adjective /ˈraɪ.tʃəs/

Righteous

正义的; 公正的; 有道德的
Meaning
morally right or justifiable; virtuous; having strong moral principles
Example
She felt righteous anger at the unfair treatment of workers.
她对工人们的不公正待遇感到正义的愤怒。
C1 noun rɪˌkuːpərˈeɪʃən

recuperation

恢复
Meaning
The process of gradually recovering from illness or fatigue
Example
Rest is essential for recuperation after illness.
休息对疾病后的恢复至关重要。
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。
C1 adjective /ˈreɪ.kɪʃ/

Rakish

俏皮
Meaning
having a dashing, jaunty, or slightly disreputable quality or appearance
Example
He wore his hat at a rakish angle that gave him a charming appearance.
他戴着一顶俏皮的帽子，给人一种迷人的感觉。
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。
C1 noun /rɪˈspɒnsɪvnəs/

responsiveness

反应能力
Meaning
The quality of reacting quickly and positively
Example
The manager appreciated her responsiveness to customer feedback.
经理欣赏她对客户反馈的反应能力。
C1 noun /rɪˈkluːs/

recluse

隐士
Meaning
A person who lives alone and avoids other people; someone who lives a solitary life.
Example
The old man lived as a recluse in the mountains.
那位老人住在山中，过着隐士般的生活。
C1 noun /rɪˌtæl.iˈeɪ.ʃən/

Retaliation

报复
Meaning
the action of returning a military attack; counterattack; revenge for an injury or wrong
Example
The country threatened retaliation against any act of aggression.
该国威胁对任何侵略行为进行报复。
C1 noun ˈrez.ɪ.djuːz

residues

残留物
Meaning
A small amount of something that remains after the main part has gone or been taken or used.
Example
The burning process leaves no harmful residues.
燃烧过程不会留下有害的残留物。
C1 adjective /ˈroʊtəri/

rotary

旋转的
Meaning
Relating to or characterized by rotation; revolving around an axis.
Example
The machine uses a rotary engine to function efficiently.
这台机器使用旋转引擎高效地工作。
C1 adjective /rɪˈflek.sɪv/

Reflexive

反思的; 自我反省的
Meaning
directed back on itself; showing deep thought about oneself
Example
She became more reflexive about her behavior after the feedback.
她在反馈后变得更加反思自己的行为。
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 verb /rɪˈtɑːrd/

retard

延迟 / 放慢
Meaning
to delay or slow down the progress of something
Example
Lack of funds may retard the development of the project.
资金不足可能会延缓项目的发展。
C1 noun ˈrez.ɪ.djuː

residue

残留物
Meaning
A small amount of something that remains after the main part has gone or been removed.
Example
Soap residue affects appliance efficiency.
肥皂残留物影响设备的效率。
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 adjective /ˈrɔːkəs/

raucous

喧闹的, 吵杂的
Meaning
loud, harsh, and unpleasant sound or behavior
Example
The crowd became raucous after the team scored.
当球队进球后，人群变得喧闹起来。
C1 verb /ˈrek.ən.saɪl/

reconcile

调解, 和解, 协调
Meaning
Restore friendly relations between; cause to coexist in harmony.
Example
They tried to reconcile their differences through open communication.
他们通过开放的沟通尝试调解彼此的分歧。
C1 noun /ˌrɛstɪˈtjuːʃən/

restitution

赔偿
Meaning
The act of restoring something to its rightful owner or compensating for loss
Example
The court ordered restitution to the victims of the fraud.
法院命令对欺诈受害者进行赔偿。
C1 adjective /ˈrɪkɪti/

rickety

摇摇欲坠
Meaning
Poorly made and likely to collapse; shaky.
Example
They crossed a rickety wooden bridge over the river.
他们过了一座摇摇欲坠的木桥。
C1 noun /ˈrʌfiən/

Ruffian

流氓; 暴力的人;
Meaning
a violent person, especially one involved in crime; a brutal or lawless person
Example
The ruffian threatened the shopkeeper for money.
流氓威胁店主要钱。
C1 noun ˈrɔɪəl ˈbɛŋɡəl ˈtaɪɡər

Royal Bengal Tiger

皇家孟加拉虎
Meaning
A subspecies of tiger found primarily in India and Bangladesh, known for its distinctive orange coat with black stripes.
Example
The Royal Bengal Tiger is an iconic species of the Sundarbans.
皇家孟加拉虎是孙德班的标志性物种。
C1 verb /ˈræn.də.maɪz/

randomize

随机化
Meaning
To make something happen in a random order or manner.
Example
The software can randomize the order of questions.
软件可以随机排列问题的顺序。
C1 adjective /rɪˈɡrɛtfəl/

regretful

遗憾的
Meaning
feeling or showing sadness or disappointment about something that has happened or been done
Example
She gave him a regretful smile as she turned away.
她转身时给了他一个遗憾的微笑。
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。
C1 verb /rɪˈpʌls/

repulse

击退 / 激起反感
Meaning
to drive back an attack or attacker by force; to cause intense dislike or disgust
Example
The army managed to repulse the enemy attack.
军队成功地击退了敌人的进攻。
C1 adjective /rɪˈsɔːrs ɪˈfɪʃ.ənt/

resource-efficient

资源高效
Meaning
Using resources in a way that minimizes waste and maximizes productivity.
Example
Resource-efficient farming conserves water and energy.
资源高效的农业节约水和能源。
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。
C1 adjective rɪsk-ədˈʤɛstɪd

risk-adjusted

风险调整
Meaning
Modified or calibrated to account for risk factors in investment returns.
Example
Risk-adjusted returns consider both potential profit and loss.
风险调整后的回报同时考虑潜在的利润和损失。
C1 noun /ˌrɛfjʊˈteɪʃən/

refutation

驳斥
Meaning
The act of proving a statement or argument to be false or incorrect.
Example
Her essay was a strong refutation of the opposing theory.
她的文章是对对立理论的有力驳斥。
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 /rɪˈmiːdiəl/

Remedial

补救的; 修正的; 治疗的;
Meaning
intended as a remedy; corrective; providing a cure;
Example
The students need remedial classes to improve their math skills.
学生们需要补习课来提高他们的数学技能。
C1 adjective /rɪˈdʒɛn.ə.rə.tɪv/

regenerative

再生的
Meaning
Able to restore or renew damaged environments, soil, or resources.
Example
Regenerative farming improves soil health and biodiversity.
再生农业改善了土壤健康和生物多样性。
C1 adjective /riˈæk.tɪv/

Reactive

反应性; 化学活性
Meaning
responding to situations rather than initiating them; chemically active
Example
The company took a reactive approach to customer complaints.
公司对客户投诉采取了反应性的方法。
C1 noun /ˈrɛ.trəʊ.fɪt.ɪŋ/

retrofitting

为旧系统添加新技术或功能
Meaning
The addition of new technology or features to older systems.
Example
The building underwent retrofitting to meet new safety standards.
这座建筑通过加装 retrofit 来满足新的安全标准。
C1 adjective /rɪˈpʌɡ.nənt/

Repugnant

令人反感的; 令人厌恶的; 令人不快的
Meaning
extremely distasteful; unacceptable; causing disgust or strong dislike
Example
The idea of lying to his parents was repugnant to him.
对父母撒谎的想法让他感到反感。
C1 verb /riˈɪtəreɪt/

reiterate

重申
Meaning
To say something again or repeatedly for emphasis or clarity.
Example
The teacher reiterated the importance of honesty.
老师重申了诚实的重要性。
C1 adjective /rɪˈpliːt/

replete

充满
Meaning
Filled or well-supplied with something; abundantly full.
Example
The book is replete with fascinating historical details.
这本书充满了迷人的历史细节。
C1 adjective ˈriːdʒən spəˈsɪfɪk

region-specific

区域特定
Meaning
Relating to or characteristic of a particular region or area.
Example
Climate change impacts are region-specific.
气候变化的影响是区域特定的。
C1 adjective /rɪˈsɪ.prə.kəl/

Reciprocal

互惠的; 相互的; 两方共同分享;
Meaning
given or done in return; mutual; shared equally by both parties;
Example
The two countries have a reciprocal trade agreement.
这两个国家有一个互惠的贸易协议。
C1 noun/verb /rɪˈpoʊz/

repose

休息
Meaning
a state of rest, sleep, or tranquility; to rest or lie in a peaceful position
Example
After the long journey, she sought repose in the quiet garden.
长途旅行后，她在安静的花园里寻求休息。
C1 verb /rɪˈtælieɪt/

retaliate

报复
Meaning
to make an attack in return for a similar attack
Example
The army retaliated after the enemy attack.
军队在敌人的攻击后进行了报复。
C1 adjective /ˈrez.ə.luːt/

Resolute

坚决的；坚定的；不可动摇的
Meaning
determined; having a firm decision; unwavering
Example
She remained resolute in her decision to pursue her dreams.
她在追求梦想的决定中保持坚决。