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。

C2 noun /ˈrɪɡməˌroʊl/

rigmarole

麻烦事

Meaning

a long, complicated, and confusing process or story

Example

Getting a visa was such a rigmarole of paperwork and interviews.

获得签证是一个繁琐的文书工作和面试过程。

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 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 noun /ˌren.əˈveɪ.ʃən/

Renovation

翻新; 恢复

Meaning

the act of renovating; restoration to a former better state

Example

The old house underwent a complete renovation last year.

去年老房子进行了彻底的翻修。

C1 noun /ˌrɛspɪˈreɪʃən/

respiration

Meaning

The process of breathing or the exchange of gases in living organisms.

Example

Respiration is essential for all living beings.

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/verb /rɪˈproʊtʃ/

reproach

指责 / 批评

Meaning

An expression of disapproval or disappointment; to criticize someone for doing wrong.

Example

She reproached him for arriving late to the meeting.

她因迟到而责备了他。

B1 adjective /roʊˈmæn.tɪk/

Romantic

浪漫的

Meaning

relating to love; idealistic; dreamy

Example

They enjoyed a romantic dinner by candlelight.

他们在烛光下享受浪漫的晚餐。

C1 noun /rɪˈkɜr.əns/

Recurrence

复发

Meaning

the fact of something happening again; an instance of something happening again

Example

The doctor was concerned about the recurrence of the patient's symptoms.

医生对病人症状的复发感到担忧。

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 verb rɪˈzaɪn

resign

辞职

Meaning

Voluntarily leave a job or other position.

Example

Ministers were forced to resign.

部长们被迫辞职。

A2 noun /rent/

Rent

幸福

Meaning

a payment made periodically by a tenant to a landlord for use of property

Example

The monthly rent for this apartment is quite affordable.

当她获得奖项时，她无法掩饰自己的幸福。

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。

C1 noun /ˌrɛtrɪˈbjuːʃən/

retribution

报应，惩罚

Meaning

punishment inflicted as vengeance for a wrong or crime

Example

The villagers demanded retribution for the crime committed.

村民要求对犯下的罪行进行报应。

C2 adjective /rɪˈmɪs/

remiss

疏忽

Meaning

Negligent in performing a duty or responsibility.

Example

The manager was remiss in not checking the financial reports carefully.

经理在没有仔细检查财务报告时疏忽了。

B2 verb /roʊm/

roam

漫游

Meaning

to walk or travel without a specific destination; to wander

Example

Wild animals roam freely in the forest.

野生动物在森林中自由漫游。

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。

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。

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。

C1 noun/verb /rɪˈpriːz/

reprise

重现

Meaning

A repetition or return to an earlier theme, role, or action.

Example

The actor reprised his role in the sequel.

演员在续集中重新扮演了他的角色。

C2 noun /ruːθ/

ruth

同情

Meaning

A feeling of pity, compassion, or sorrow.

Example

He felt no ruth for the people he had betrayed.

他对他曾经背叛的人没有任何同情。

C1 verb /ˈrætɪfaɪ/

ratify

批准

Meaning

to approve or confirm something officially, usually by law or formal consent

Example

The government ratified the trade agreement.

政府批准了贸易协议。

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 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。

B2 verb /rɪˈkleɪm/

reclaim

Meaning

To take back or recover something; to restore to a usable state.

Example

The farmer worked to reclaim the barren land.

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。

C2 noun /ˈrɛkluːsəri/

reclusory

隐居地

Meaning

A place for seclusion or retreat, especially for a recluse or hermit.

Example

The monk spent years in the reclusory away from society.

那位和尚在远离社会的隐居地度过了多年。

B2 verb /rɪˈkɜːr/

recur

Meaning

to happen again, especially repeatedly or at regular intervals

Example

The headache tends to recur every few weeks.

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。

C1 noun /rɪˈpɔːrtɪʒ/

reportage

报道

Meaning

the act of reporting news or describing events in the media

Example

The magazine is known for its detailed reportage of political issues.

这本杂志以其对政治问题的详细报道而闻名。

C2 adjective /rɪˈmjuːnərətɪv/

remunerative

有利可图

Meaning

Financially rewarding or profitable.

Example

He chose a remunerative career in medicine.

他选择了医学领域一个有利可图的职业。

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。

B1 noun /ˈrɛzɪdəns/

residence

住所

Meaning

a place where someone lives; a home or dwelling

Example

He recently moved to a new residence near the city center.

他最近搬到了市中心附近的一处新住所。

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。

B1 noun /rɪˈsep.ʃən/

Reception

接待; 欢迎; 活动;

Meaning

the action of receiving something or someone; a formal social occasion held to welcome someone

Example

The wedding reception was held at a beautiful hotel.

婚礼接待在一家漂亮的酒店举行。

C2 adjective /ˈrʌdi/

ruddy

红润

Meaning

Having a healthy red color in the face.

Example

She had a ruddy complexion from working outdoors.

她因为在户外工作，脸上有红润的肤色。

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。

B1 verb /rɪˈdʒekt/

reject

拒绝

Meaning

to refuse to accept or consider something

Example

The committee decided to reject the proposal.

委员会决定拒绝该提案。

B1 adjective, noun /ˈroʊmən/

roman

罗马的 / 古罗马公民

Meaning

relating to Rome or its people; a citizen of ancient Rome

Example

The Roman Empire influenced much of modern civilization.

罗马帝国影响了现代文明的许多方面。

C1 verb /rɪˈvɜːrbəreɪt/

reverberate

回响

Meaning

To echo repeatedly or have continuing effects.

Example

The sound of the explosion reverberated through the valley.

爆炸声在山谷中回响。

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。

C2 adjective /roʊˈtʌnd/

rotund

圆形的

Meaning

round or plump in shape; full in sound

Example

The rotund cat struggled to climb the fence.

那只圆形的猫爬不上围栏。

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。

C1 noun /rɪˈzʌmp.ʃən/

Resumption

恢复

Meaning

the action of beginning something again after a pause or interruption

Example

The resumption of classes will be announced next week.

下周将宣布课程的恢复。

C2 noun /rʌmp/

Rump

臀部; 屁股; 背部下方

Meaning

the hindquarters or buttocks; the lower back area

Example

The horse injured its rump during the fall.

那匹马在跌倒时伤到了它的臀部。

C2 adjective /ˈrɛkənˌdaɪt/ or /ˈrɛkəndaɪt/

recondite

鲜为人知或难以理解的

Meaning

Little known or difficult to understand.

Example

The professor’s lecture was full of recondite theories.

教授的讲座充满了深奥的理论。

C2 adjective /ˈruːmi/

rheumy

泪眼

Meaning

Watery, especially referring to the eyes.

Example

His rheumy eyes showed signs of age and fatigue.

他那泪眼朦胧的眼睛显示出年龄和疲劳的迹象。

C1 noun /rəˈpɪdəti/

rapidity

迅速

Meaning

The quality of moving or happening quickly; swiftness or speed.

Example

The rapidity of technological change is astonishing.

技术变化的速度令人震惊。

C1 verb /ˌrɛzəˈrɛkt/

resurrect

复活

Meaning

To bring back to life or revive something from the past.

Example

The director decided to resurrect the old play for a new audience.

导演决定让旧剧本为新的观众复活。

C2 noun /ˈrɛtɪnjuː/

retinue

随行人员

Meaning

A group of attendants or followers accompanying an important person.

Example

The king entered the hall followed by his retinue.

国王带着随行人员进入了大厅。

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。

C1 noun /ˈrɪdəns/

riddance

摆脱

Meaning

The action of getting rid of something unwanted or unpleasant.

Example

His departure was considered a welcome riddance by the team.

他的离开被团队视为一种欢迎的摆脱。

B1 adjective /rɪˈkwaɪəd/

required

必要的

Meaning

necessary or compulsory

Example

A visa is required to enter the country.

进入该国需要签证。

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。

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。

B1 adjective /rɪˈtaɪərd/

Retired

退休

Meaning

having left one's job and ceased to work; withdrawn from activity

Example

My retired grandfather enjoys gardening in his free time.

我的退休祖父喜欢在空闲时间种花。

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。

C2 noun /ræpˈskæliən/

rapscallion

顽皮的人

Meaning

A mischievous or cheeky person; a rascal.

Example

The little rapscallion hid his brother’s shoes as a prank.

这个小拉普斯卡里昂把他哥哥的鞋子藏起来，做了个恶作剧。

C1 verb /ˌrevəˈluːʃənaɪz/

revolutionize

革命化

Meaning

Change (something) radically or fundamentally.

Example

Artificial intelligence is set to revolutionize the healthcare sector.

人工智能准备革命化医疗行业。

C1 verb /ˌriːˈsiːt/

reseat

重新安排

Meaning

to seat someone again or to fit something back into its place

Example

The usher had to reseat the guests after the interruption.

引座员在干扰后不得不重新安排宾客。

C2 noun /rɪˈsɪdɪˌvɪzəm/

recidivism

Meaning

The tendency of a convicted criminal to reoffend or relapse into criminal behavior.

Example

The government introduced new programs to reduce recidivism among former inmates.

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。

C2 noun /rɪˈdʒɔɪndər/

rejoinder

回应

Meaning

a quick or witty reply; a response to a remark or argument

Example

His sharp rejoinder silenced the crowd.

他犀利的回答让人群安静下来。

C2 noun /rɪˈsɪdɪvɪst/

recidivist

重犯

Meaning

A person who repeatedly commits crimes, especially after having been punished.

Example

The police identified him as a recidivist who had been arrested several times before.

警方将他确定为一个重犯，他之前曾被多次逮捕。

C1 noun /roʊt/

rote

死记硬背

Meaning

mechanical or habitual repetition, often without understanding

Example

He learned the poem by rote without understanding its meaning.

他通过死记硬背学会了这首诗，但没有理解其含义。

C1 noun /rɪˈvɜːrʒən/

reversion

逆转

Meaning

the act of returning to a previous state or condition

Example

The new policy marked a reversion to traditional methods.

新政策标志着回归传统方法。

B2 noun ˌrev.əˈluː.ʃənz

revolutions

革命

Meaning

Dramatic and wide-reaching changes in political, social, or economic systems, often involving the overthrow of a government or social order.

Example

Revolutions often lead to significant societal changes.

革命常常导致社会变革的重要变化。

C1 verb /rɪˈsɜːrdʒ/

resurge

复兴

Meaning

To rise, increase, or become active again after a decline.

Example

Interest in traditional crafts has begun to resurge.

对传统手工艺的兴趣已经开始复兴。

C2 verb /rɪˈkwaɪt/

requite

回报

Meaning

to return or repay a favor, service, or feeling

Example

She requited his kindness with a thoughtful gift.

她用一份深思熟虑的礼物回报了他的善意。

C1 adjective /riˈækʃəˌneri/

reactionary

反动的

Meaning

Opposing political or social progress or reform; extremely conservative.

Example

The group took a reactionary stance against the new policies.

该小组采取了反动的立场，反对新政策。

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 verb /ˌriːprəˈdjuːs/

reproduce

再生产, 繁殖

Meaning

To make a copy of something; to generate offspring.

Example

Many animals reproduce rapidly in favorable conditions.

许多动物在有利的条件下快速繁殖。

A2 verb /ˌrɛkəˈmɛnd/

recommend

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 /rɪˈsʌsɪteɪt/

resuscitate

Meaning

to revive someone from unconsciousness or apparent death

Example

The doctors tried to resuscitate the patient after the heart attack.

C1 adjective /ˈrɛvərənt/

reverent

虔诚的

Meaning

Showing deep and solemn respect.

Example

They listened to the speech in a reverent silence.

他们在虔诚的沉默中听取了演讲。

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。

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。

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 adverb /rɪˈspek.tə.bli/

Respectably

以尊敬的方式; 体面地;

Meaning

in a way that is worthy of respect; decently; properly

Example

She was dressed respectably for the interview.

她为面试穿得体面。

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。

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。

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 noun ˌrev.əˈluː.ʃən.ər.i ɪˈnɪʃ.ə.tɪv

revolutionary initiative

革命性倡议

Meaning

A groundbreaking action or plan that brings about significant change or transformation.

Example

The revolutionary initiative promotes sustainable energy.

革命性倡议促进可持续能源。

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。

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。

C1 adjective /ˈræmpənt/

rampant

猖獗

Meaning

existing or spreading unchecked, often in an undesirable way

Example

Corruption was rampant in the city administration.

腐败在市政府中蔓延。

C2 adjective /rəˈʃɛrʃ/

recherche

稀有

Meaning

Rare, exotic, or obscure, often in a sophisticated or refined way.

Example

The gallery displayed many recherche artworks from unknown artists.

画廊展示了许多未知艺术家的稀有艺术作品。

B2 noun /rʌʃ/

Rush

匆忙; 急促

Meaning

a sudden quick movement toward something; a period of great activity or demand; hurry

Example

There was a rush to buy tickets for the concert.

为购买音乐会门票而匆忙。

B1 noun /rɪˈpɔːtɪŋ/

reporting

报道

Meaning

the act of giving news or information about something

Example

Good reporting is essential for public awareness.

好的报道对公众意识至关重要。

B1 verb /rɑːb/

rob

抢劫

Meaning

to steal money or property from a person or place; to commit robbery

Example

The thief tried to rob the bank last night.

小偷昨晚试图抢劫银行。

C1 adjective /rɪˈvoʊltɪŋ/

revolting

令人作呕的

Meaning

extremely unpleasant or disgusting

Example

The smell of the garbage was revolting.

垃圾的气味令人作呕。

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。

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。

C1 noun /rɑk sɔlt/

Rock Salt

岩盐

Meaning

natural salt crystals formed from evaporated ancient seas; unrefined salt

Example

Rock salt is considered healthier than table salt.

岩盐被认为比食盐更健康。

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。

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。

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。

B2 noun /ˈraɪvəlri/

Rivalry

竞争; 对抗

Meaning

competition for the same objective or for superiority in the same field; the state of being rivals

Example

The rivalry between the two teams made the match exciting.

两个队伍之间的竞争使比赛变得非常刺激。

A1 noun /ruːm/

room

房间

Meaning

A space within a building enclosed by walls, floor, and ceiling

Example

She decorated her room with bright colors.

她用明亮的颜色装饰了她的房间。

B2 noun /ˌriː.ɪnˈfɔːrs.mənt/

reinforcement

强化

Meaning

Strengthening or supporting something, especially behavior or learning.

Example

Positive reinforcement helps in learning.

积极的强化有助于学习。

C2 noun/verb /ˈrɛkəmˌpɛns/

recompense

赔偿

Meaning

to compensate someone for loss or harm suffered; compensation given for damage or injury

Example

The company offered financial recompense to the injured worker.

公司向受伤的工人提供了经济赔偿。

C2 noun /ˈrɛvəlri/

revelry

庆典

Meaning

Lively and noisy festivities, especially involving drinking and dancing.

Example

The sound of revelry could be heard throughout the night.

整晚都能听到庆典的声音。

C2 verb /rɔɪl/

roil

搅动

Meaning

to make a liquid muddy or disturbed; to cause agitation or disorder

Example

The constant protests roiled the city streets.

持续的抗议活动搅动了城市的街道。

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。

C2 noun /ˌriːkruːˈdɛsəns/

recrudescence

复发

Meaning

a new outbreak or revival of something that had subsided, especially an undesirable condition

Example

Health officials warned of a recrudescence of measles in several districts.

卫生官员警告多个地区麻疹的复发。

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。

C1 verb /rɪˈprɛs/

repress

Meaning

To restrain, suppress, or keep under control, especially emotions or desires.

Example

He tried to repress his anger during the meeting.

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。

C2 verb /ˈreə.rɪ.faɪ/

rarefy

稀释, 精炼

Meaning

To make something less dense or more refined.

Example

The air rarefies as you climb higher into the mountains.

随着你爬得更高，空气变得更稀薄。

C1 verb /ˌriːɪnˈsteɪt/

reinstate

恢复

Meaning

To restore someone or something to their former position or condition.

Example

The company decided to reinstate the suspended employee.

公司决定恢复被停职的员工。

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.

C2 adjective /ˈrɪbɔːld/

ribald

猥亵笑话

Meaning

Referring to sexual matters in a humorous or vulgar way.

Example

The comedian’s ribald jokes made the audience laugh uncomfortably.

喜剧演员的猥亵笑话让观众不自在地笑了。

A2 noun /roʊz/

Rose

玫瑰

Meaning

a fragrant flower with thorny stems, typically red, pink, white, or yellow

Example

She gave me a beautiful red rose for Valentine's Day.

她在情人节送给我一朵漂亮的红玫瑰。

B2 noun ˌreɪdɪˈeɪʃən

radiation

辐射

Meaning

The emission of energy as electromagnetic waves or as moving subatomic particles.

Example

Radiation from the sun can be harmful without protection.

太阳的辐射没有保护可能是有害的。

B2 verb /rɪˈliːv/

relieve

Meaning

to make pain, distress, or difficulty less severe or serious

Example

The medicine helped relieve his headache.

B1 noun /rɪˈkwaɪə(r)mənt/

requirement

要求

Meaning

something that is necessary or demanded

Example

The job has specific educational requirements.

这项工作有特定的教育要求。

B1 adjective ˈriː.dʒən.əl

regional

区域的

Meaning

Relating to or characteristic of a region.

Example

Regional hubs support localized industries.

区域中心支持本地行业。

B2 adjective /rɪˈlʌktənt/

Reluctant

不情愿的; 犹豫的; 不愿意做某事;

Meaning

unwilling; hesitant; disinclined to do something;

Example

She was reluctant to share her personal information.

她不情愿分享个人信息。

B2 verb /ˈraɪpən/

ripen

幸福

Meaning

to become or make something ready to eat or fully developed

Example

The bananas ripened quickly in the warm weather.

当她收到奖项时，她无法隐藏自己的幸福。