Radar
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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。
B2 verb /ˌriː.kənˈsɪd.ər/

reconsider

重新考虑
Meaning
to think about something again, especially to change a decision or opinion
Example
She decided to reconsider her decision about moving abroad.
她决定重新考虑她关于移居国外的决定。
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 /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 noun ˌriːˌvaɪ.təl.aɪˈzeɪ.ʃən

revitalization

复兴
Meaning
The action of giving new life and vitality to something.
Example
Proper rest and nutrition lead to revitalization of the body.
适当的休息和营养有助于身体的复兴。
B1 verb /rɪˈɡɑːrd/

regard

考虑
Meaning
to consider or think of in a particular way; to look at
Example
She regards him as her best friend.
她把他当作她最好的朋友。
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。
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 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 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。
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。
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.
A2 verb /ˈriːəlaɪz/

realize

意识到
Meaning
to become aware of; to understand clearly; to achieve or make real
Example
I didn't realize how late it was until I checked the clock.
我没意识到已经这么晚了，直到我看了钟。
B2 noun, verb /ˈrætəl/

rattle

嘎啦作响；拨浪鼓
Meaning
to make a rapid series of short, sharp sounds; a device or object that makes such a sound
Example
The loose window began to rattle in the strong wind.
在强风中，松动的窗户嘎啦作响。
C2 verb /rɪˈkænt/

recant

撤回
Meaning
to withdraw or renounce a statement or belief formally
Example
He recanted his previous statement in court.
他在法庭上撤回了之前的陈述。
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。
B2 adverb /rɪˈspektɪvli/

Respectively

分别；按照给定的顺序；分开且按已经提到的顺序
Meaning
in the order given; separately and in the order already mentioned
Example
John and Mary are 25 and 30 years old respectively.
约翰和玛丽分别是25岁和30岁。
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。
C2 verb /ˈrʌmpəl/

rumple

弄皱
Meaning
to make something untidy or wrinkled by creasing or crumpling
Example
She accidentally rumpled her dress while packing.
她在打包时不小心弄皱了她的裙子。
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。
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。
B1 noun /ruːt/

route

Meaning
a way or course taken to get from one place to another
Example
The best route to the airport is through the highway.
C1 adjective /rɪˈtɜː.nə.bəl/

Returnable

可退还的
Meaning
able to be returned or given back
Example
The bottle is returnable for a deposit refund.
这瓶瓶子可以退还存款退款。
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 verb /rɪˈfreɪn/

refrain

避免
Meaning
To hold oneself back from doing something.
Example
Please refrain from smoking in this area.
请勿在此区域内吸烟。
B1 verb /ˈreskjuː/

rescue

救援
Meaning
to save someone or something from danger or harm
Example
The firefighters rescued the cat from the tree.
消防员从树上救出了猫。
C1 noun /riːk/

Reek

有臭味; 给人强烈的不愉快或不想要的印象
Meaning
to have a very unpleasant smell; to give a strong impression of something unpleasant or undesirable
Example
The garbage can reeks of rotten food.
垃圾桶有腐烂食物的臭味。
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。
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。
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。
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 noun/verb /rɪˈmɑːrk/

remark

评论
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。
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。
B2 verb /rɪˈstrɪkt/

restrict

限制
Meaning
To limit the size, amount, or range of something.
Example
The government decided to restrict the use of plastic bags.
政府决定限制塑料袋的使用。
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.
B1 noun /ˌrɛzəˈluːʃən/

resolution

解决, 决议
Meaning
The action of solving a problem, dispute, or contentious matter.
Example
The resolution of the issue requires careful planning and action.
解决问题需要仔细的计划和行动。
B1 adjective rɪˈlaɪ.ə.bəl

reliable

可靠的
Meaning
Consistently good in quality or performance; able to be trusted.
Example
Reliable systems ensure efficiency.
可靠的系统确保效率。
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。
A2 verb /rɪˈmaɪnd/

remind

提醒
Meaning
to cause someone to remember something
Example
Please remind me to call her tomorrow.
请提醒我明天打电话给她。
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。
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。
B2 verb /reɪn/

reign

统治
Meaning
to rule as a king or queen; to be dominant
Example
The queen reigned for over sixty years.
女王统治了超过六十年。
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。
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 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。
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。
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。
C1 adjective /rɪˈpʌl.sɪv/

Repulsive

令人反感的; 令人厌恶的; 引起强烈反感的
Meaning
extremely unpleasant; causing strong dislike or disgust
Example
The smell of rotten eggs was absolutely repulsive.
腐烂鸡蛋的气味完全令人反感。
B2 verb /rɪˈtriːt/

retreat

撤退
Meaning
to move back or withdraw from a position or situation
Example
The soldiers had to retreat after losing the battle.
士兵们在失去战斗后不得不撤退。
C2 noun /ˌræʃioʊsɪˈneɪʃən/

ratiocination

推理
Meaning
the process of reasoning or logical thinking
Example
His ratiocination impressed the judges during the debate.
他的推理在辩论中给裁判留下了深刻印象。
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 /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。
C2 noun /ˈrɛd.ə.ləns/

redolence

香气
Meaning
a pleasant smell or the quality of suggesting something strongly
Example
The redolence of jasmine filled the evening air.
茉莉花的香气充满了傍晚的空气。
C1 adjective /ˌrɛprɪˈhɛnsəbl̩/

reprehensible

可耻的
Meaning
Deserving strong criticism or blame.
Example
His dishonest actions were truly reprehensible.
他的不诚实行为真是可耻的。
A2 adjective /rɪˈspɒn.sə.bəl/

Responsible

负责任的；有义务的；可靠且值得信赖的
Meaning
accountable; having duties; reliable and trustworthy
Example
Parents are responsible for their children's education and well-being.
父母对孩子的教育和福利负责。
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。
C2 noun /rɪˈɡætə/

regatta

帆船赛
Meaning
A sporting event consisting of a series of boat or yacht races.
Example
The annual regatta attracted competitors from around the world.
年度帆船赛吸引了来自世界各地的参赛者。
C1 verb /ˈrʌf.l̩/

ruffle

Meaning
to disturb the smoothness of something; to annoy or upset someone
Example
The wind ruffled her hair.
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 /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。
C2 adjective /ˈrɛkənˌsaɪləbl̩/

reconcilable

Meaning
Capable of being resolved or made consistent.
Example
Their differences are reconcilable with honest communication.
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。
B2 noun /ˌrezəˈveɪʃən/

Reservation

预订
Meaning
the action of reserving something; an arrangement whereby something is reserved for a particular person; a qualification to an expression of agreement or approval
Example
I made a reservation at the restaurant for tonight.
我为今晚在餐厅做了一个预定。
C1 noun /ˈrɪɡər/

rigor

严格
Meaning
strictness, severity, or demanding conditions
Example
The training was carried out with great rigor.
培训以极大的严格性进行。
C1 noun /ˈrɛdʒɪmənt/

regiment

Meaning
A permanent unit of an army, typically commanded by a colonel and divided into several companies.
Example
The regiment marched proudly through the streets after returning from the mission.
B1 noun rəʊlz

Roles

角色
Meaning
A person's or thing's function in a particular situation.
Example
Defined roles improve team performance.
定义的角色改善团队表现。
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。
C1 adjective /rɪˈpɛlənt/

repellent

驱虫剂
Meaning
Able to drive away something, especially insects or unpleasant things; causing disgust or distaste.
Example
This cream is highly effective as a mosquito repellent.
这款乳霜在防蚊方面非常有效。
B1 verb /rʌb/

rub

摩擦
Meaning
to press and move something firmly against a surface; to apply pressure with movement
Example
She rubbed her hands together to keep them warm.
她搓手来保持温暖。
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。
A1 adjective /ˈrɛd.i/

ready

准备
Meaning
Prepared or available for use or action.
Example
She was ready to leave for the airport.
她准备好去机场了。
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 /ˈrɛk.tɪ.tjuːd/

rectitude

正直
Meaning
Morally correct behavior or thinking; righteousness and integrity.
Example
His rectitude earned him respect in society.
他的正直让他在社会中赢得了尊重。
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。
C2 noun /ˈræpsədi/

rhapsody

激昂的歌曲/赞美
Meaning
an expression of great enthusiasm or an epic musical composition
Example
The singer’s performance was a rhapsody of emotions.
歌手的表演是一场情感的狂想曲。
B1 verb /rɪˈflekt/

reflect

反射
Meaning
to think deeply about; to mirror back light or image
Example
The mirror reflects her beautiful face.
镜子反射出她美丽的脸。
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。
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 noun /riˈæktənt/

reactant

Meaning
A substance that takes part in and undergoes change during a chemical reaction.
Example
Oxygen is a reactant in the process of combustion.
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 noun /rɪˈfaɪnəri/

refinery

炼油厂
Meaning
an industrial facility where raw materials are processed and purified
Example
The oil refinery processes thousands of barrels daily.
石油炼油厂每天处理数千桶石油。
B2 noun /ˈrep.taɪl/

Reptile

爬行动物
Meaning
a cold-blooded animal with scaly skin that lays eggs on land
Example
The lizard is a common reptile found in gardens.
蜥蜴是一种常见的爬行动物，常见于花园中。
B1 noun /rɪˈfjuːz/

Refuse

垃圾; 拒绝
Meaning
waste material; garbage; to decline or reject something
Example
Please put the refuse in the designated bins.
请将垃圾放入指定的垃圾桶。
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。
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。
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.
C1 adjective /ˌrɛtroʊˈæktɪv/

retroactive

追溯的
Meaning
applying to a period before it was enacted or established
Example
The new law was made retroactive to cover past cases.
新法律追溯适用于过去的案件。
C1 adjective /rɪˈbel.jəs/

Rebellious

反叛的; 不服从的; 抵抗控制的;
Meaning
defying authority; resisting control; disobedient;
Example
The rebellious teenager refused to follow his parents' rules.
那个叛逆的青少年拒绝遵守父母的规则。
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 /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。
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 adverb /ˈrel.ə.tɪv.li/

Relatively

相对地
Meaning
in comparison to something else; quite; fairly
Example
The weather is relatively warm today.
今天的天气相对温暖。
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。
A1 noun /roʊd/

road

道路
Meaning
a wide way leading from one place to another
Example
We drove along the road to the village.
我们沿着这条路开车去村庄。
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 /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。
B1 noun /rɪˈpɔːrtər/

reporter

记者
Meaning
a person who reports news or information
Example
The reporter interviewed several people at the scene.
记者在现场采访了几个人。
B1 noun roʊps

ropes

绳子
Meaning
A length of thick strong cord made by twisting together strands of hemp, sisal, nylon, or similar material.
Example
The ropes were tied securely to lift the heavy load.
这些绳子被牢牢绑住以提升重物。
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 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。
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 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。
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。
B2 verb /rɪˈvoʊlt/

revolt

反抗
Meaning
to rebel against authority; to feel disgust
Example
The people revolted against the corrupt government.
人民反抗腐败的政府。
B2 noun /ˈruːdnəs/

Rudeness

粗鲁
Meaning
the quality of being impolite, discourteous, or offensive in behavior or speech
Example
His rudeness shocked everyone at the dinner party.
他的粗鲁在晚宴上震惊了所有人。
B1 noun /ˌrep.rɪˈzen.tə.tɪv/

representative

代表
Meaning
A person chosen or appointed to act or speak for another or others.
Example
The representative addressed critical issues.
代表解决了关键问题。
C2 noun /ruːd/

rood

十字架
Meaning
a crucifix, especially one positioned above the entrance to the chancel of a church
Example
The old church displayed a carved rood above the altar.
这座古老的教堂展示了一个雕刻的十字架在祭坛上方。
C1 adjective /rɪˈsɛsɪv/

recessive

隐性
Meaning
In genetics, relating to a trait that is expressed only when two copies of the gene are present.
Example
Blue eye color is often a recessive trait.
蓝色眼睛的颜色通常是隐性特征。
C1 noun ˌræʃ.ən.əl.ɪˈzeɪ.ʃən

rationalization

理性化
Meaning
The practice of finding reasons for behavior or actions that are not the real reasons.
Example
His rationalization of the mistake was not convincing.
他对错误的理性化并不令人信服。
C2 adjective /rɪˈflɛksəbl/

reflexible

可反射的
Meaning
Capable of being reflected or bent back.
Example
The surface was highly reflexible, bouncing light in different directions.
表面非常可反射，能够将光线反射到不同的方向。
C2 verb /rɪˈspaɪər/

respire

呼吸
Meaning
To breathe in and out; to inhale and exhale.
Example
Plants also respire to release energy.
植物也呼吸以释放能量。
C1 noun /ˈræp.tʃər/

rapture

狂喜, 欣喜若狂
Meaning
A feeling of intense joy, delight, or ecstasy.
Example
She listened to the music in rapture.
她沉浸在音乐中，陶醉其中。
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。
A2 verb /rɪˈplaɪ/

reply

回复
Meaning
to give an answer; to respond
Example
She replies to emails quickly.
她快速回复电子邮件。
B2 noun /ˈraɪdər/

rider

骑手
Meaning
A person who rides a horse, bicycle, motorcycle, or other vehicle.
Example
The rider fell off the horse.
骑手从马背上摔了下来。
B2 verb /rɪˈkɜːr/

recur

Meaning
to happen again, especially repeatedly or at regular intervals
Example
The headache tends to recur every few weeks.
B1 adjective /rɪˈlɪdʒəs/

Religious

宗教的; 虔诚的; 精神的; 与宗教相关的;
Meaning
relating to or believing in a religion; devout; spiritual;
Example
He comes from a very religious family.
他来自一个非常宗教的家庭。
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 adjective /ˈrɒt.ən/

Rotten

腐烂的; 坏的
Meaning
decayed; spoiled; bad
Example
The apple is rotten and should be thrown away.
苹果已经腐烂了，应该扔掉。
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 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。