B1 verb /rɪˈliːs/

release

解放する

Meaning

to set free; to allow something to escape or go away

Example

The prisoner was released after ten years.

囚人は10年後に解放されました。

B2 adjective /rɪˈlʌktənt/

Reluctant

消極的な; ためらう; 何かをすることに抵抗がある;

Meaning

unwilling; hesitant; disinclined to do something;

Example

She was reluctant to share her personal information.

彼女は個人情報を共有することに消極的でした。

C1 noun /ˌrɛfəˈrɛndəm/

referendum

国民投票

Meaning

a general vote by the population on a single political issue

Example

The government held a referendum on the new constitution.

政府は新しい憲法について国民投票を実施しました。

C2 verb /ruː/

rue

後悔する

Meaning

To feel regret or sorrow about something.

Example

She will rue the day she trusted him.

彼女は彼を信じたその日を後悔するだろう。

B1 adjective /rɪˈmɑːrkəbl/

Remarkable

注目すべき; 非凡な; 顕著な;

Meaning

worthy of attention; extraordinary; notable;

Example

His recovery from the illness was remarkable.

病気から回復することは注目すべきことでした。

A2 verb /reɪz/

raise

上げる / 増加させる

Meaning

To lift or move something to a higher position; to increase; to bring up.

Example

She raised her hand to ask a question.

彼女は質問をするために手を上げました。

A1 adjective /raʊnd/

round

丸い

Meaning

having a circular shape; shaped like a sphere or disk

Example

The table was round and had a smooth surface.

テーブルは丸くて、滑らかな表面がありました。

C2 adjective /ˈreə.rɪ.faɪd/

rarefied

Meaning

Of high moral, intellectual, or cultural value; distant from ordinary life.

Example

He works in the rarefied world of classical music.

B1 adjective ˈriː.dʒən.əl

regional

地域の

Meaning

Relating to or characteristic of a region.

Example

Regional hubs support localized industries.

地域のハブは地元産業をサポートします。

B1 adjective /rɪˈtaɪərd/

Retired

引退した

Meaning

having left one's job and ceased to work; withdrawn from activity

Example

My retired grandfather enjoys gardening in his free time.

私の引退した祖父は自由な時間に園芸を楽しんでいます。

C1 noun /ˌrɛstɪˈtjuːʃən/

restitution

賠償

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.

裁判所は詐欺の被害者に賠償を命じました。

B2 noun ˌrɛzɪɡˈneɪʃən

resignation

辞任

Meaning

The acceptance of something undesirable but inevitable; giving up.

Example

Her resignation from the position was unexpected.

彼女の職からの辞任は予想外だった。

B2 verb /rɪˈzɑlv/

resolve

解決する

Meaning

to solve a problem; to decide firmly

Example

The manager resolves the conflict between employees.

マネージャーは従業員間の対立を解決します。

A2 verb /rɪˈlæks/

relax

リラックスする

Meaning

to make or become less tense or anxious; to rest

Example

After a long day, she likes to relax with a good book.

長い一日の後で、彼女は良い本を持ってリラックスするのが好きです。

B2 adjective ˌriːprəˈdʌktɪv

reproductive

繁殖に関する

Meaning

Relating to the reproduction of offspring.

Example

The reproductive cycle of pests can cause rapid infestations.

害虫の生殖サイクルは迅速な感染を引き起こす可能性があります。

C1 verb /rɪˈlɛnt/

relent

譲歩する、柔らかくなる

Meaning

to become less severe, harsh, or strict

Example

After hours of begging, she finally relented.

何時間もの懇願の後、彼女はついに譲歩した。

C1 verb /rɪˈkuːpəreɪt/

recuperate

回復する

Meaning

to recover from illness or regain strength

Example

She went to the countryside to recuperate after surgery.

彼女は手術後、回復するために田舎に行った。

C1 noun, verb /raʊt/

rout

敗北

Meaning

A decisive defeat; to defeat completely.

Example

The army routed the enemy forces in the battle.

軍隊は戦いで敵軍を完全に打ち負かしました。

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 /ˈrɛzənənt/

resonant

響く

Meaning

Deep, clear, and continuing to sound or echo.

Example

The resonant voice of the speaker filled the hall.

スピーカーの響く声がホールに響き渡った。

C1 noun /ˈrɒstrəm/

rostrum

演壇

Meaning

A raised platform for speakers, performers, or leaders.

Example

The politician delivered a speech from the rostrum.

政治家は演壇から演説を行いました。

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.

B2 noun /ˈrɪk.ʃɔː/

Rickshaw

リクシャ

Meaning

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

Example

We took a rickshaw to reach the busy marketplace.

忙しい市場に到着するためにリクシャを利用しました。

C1 adjective /rɪˈtæl.i.ə.tɔːr.i/

retaliatory

報復的

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.

その国は貿易制裁に対して報復的な関税を課しました。

B2 verb /reɪn/

reign

統治する

Meaning

to rule as a king or queen; to be dominant

Example

The queen reigned for over sixty years.

女王は60年以上統治していました。

B2 verb /rɪˈzɪst/

resist

抵抗する

Meaning

to oppose or fight against; to withstand

Example

He could not resist the temptation.

彼は誘惑に抵抗できませんでした。

B2 adverb /rɪˈlʌk.tənt.li/

Reluctantly

いやいや

Meaning

in an unwilling manner; with hesitation or resistance

Example

She reluctantly agreed to help with the project.

彼女はプロジェクトを手伝うことに渋々同意した。

B2 noun /ˌrɛɡ.jʊˈleɪ.ʃən/

regulation

権限によって作成され、維持される規則または指示

Meaning

A rule or directive made and maintained by an authority.

Example

Government regulation ensures fair business practices.

政府の規制は公平なビジネス慣行を確保します。

C1 verb /rɪˈdrɛs/

redress

是正する

Meaning

to set right, remedy, or compensate for a wrong or grievance

Example

The company promised to redress the complaints of its customers.

その会社は顧客の苦情を是正すると約束しました。

B1 noun /ˈriː.dʒən/

Region

地域; 区域; 地帯

Meaning

a particular area or part of a country or the world

Example

This region is famous for its wine production.

この地域はワイン生産で有名です。

B2 verb /ˌriːəˈreɪndʒ/

rearrange

再配置する

Meaning

to change the order or position of something

Example

She decided to rearrange the furniture in her living room.

彼女はリビングルームの家具を再配置することに決めました。

C1 noun /ˈræp.tʃər/

rapture

狂喜, 恍惚

Meaning

A feeling of intense joy, delight, or ecstasy.

Example

She listened to the music in rapture.

彼女は音楽に没頭して、狂喜していました。

A1 adjective /ˈrɛd.i/

ready

準備ができた

Meaning

Prepared or available for use or action.

Example

She was ready to leave for the airport.

彼女は空港に行く準備ができていた。

C1 noun /rɪˈliːf treɪn/

Relief Train

救援列車

Meaning

a train that carries emergency supplies and aid to disaster-affected areas

Example

The relief train arrived with food and medical supplies for the flood victims.

救援列車は洪水の被害者のために食料と医療物資を運んできました。

C1 adjective /ˌrɛprɪzɛnˈteɪʃənl̩/

representational

表現的

Meaning

Relating to or depicting something in a realistic or symbolic way.

Example

The artist preferred a representational style of painting.

アーティストは表現的な絵画スタイルを好んでいました。

B2 verb /rɪˈteɪn/

retain

保持する

Meaning

to keep possession of something

Example

The company decided to retain its experienced employees.

会社は経験豊富な従業員を保持することに決めました。

C1 adjective, noun /rɪˈsiːvəbl/

receivable

回収可能

Meaning

Money that is owed to a company and is expected to be paid.

Example

The company's receivables increased significantly this quarter.

会社の売掛金は今四半期に大幅に増加しました。

C1 noun /ˈrɛnɪˌɡeɪd/

renegade

裏切り者

Meaning

a person who deserts or betrays an organization, country, or principles

Example

He was labeled a renegade after leaving the party and criticizing its policies.

彼は党を離れ、その政策を批判した後、裏切り者と見なされた。

B2 noun /ˈrɒbər/

robber

強盗

Meaning

a person who steals property from others, often using force or threat

Example

The robber was caught after a quick police chase.

素早い警察の追跡の後、強盗は捕まった。

B1 noun /raɪs ˈkʊkər/

Rice cooker

電気炊飯器

Meaning

an electric appliance designed to cook rice automatically

Example

The rice cooker automatically switches off when the rice is perfectly cooked.

ライスクッカーはご飯が完璧に炊けると自動でオフになります。

B2 noun /ˈrɛnəˌsɑːns/

renaissance

ルネサンス

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.

その都市は1990年代に文化的なルネサンスを経験しました。

C2 adjective /rɪˈfræɡəbəl/

refragable

反論可能な

Meaning

Capable of being refuted or disproved.

Example

His argument was weak and easily refragable.

彼の議論は弱く、簡単に反論可能だった。

B2 verb /ˈrʌm.bəl/

rumble

幸せ

Meaning

to make a continuous deep, resonant sound

Example

Thunder rumbled in the distance.

彼女は賞を受け取ったとき、自分の幸せを隠すことができませんでした。

B2 noun /rɪˈdʒɛkʃən/

rejection

拒絶

Meaning

the action of refusing or dismissing something or someone

Example

Her rejection of the offer surprised everyone.

彼女の提案の拒絶は皆を驚かせた。

B2 adjective /rɪˈzɪl.i.ənt/

resilient

回復力のある

Meaning

Able to withstand or recover quickly from difficult conditions.

Example

Resilient materials ensure durability.

回復力のある素材は耐久性を保証します。

B2 verb /ˈrɛkən/

reckon

推測する

Meaning

To think, believe, or expect something; to calculate or estimate.

Example

I reckon it will rain later today.

今日は後で雨が降るだろうと思います。

C2 verb /rɪˈsɪnd/

rescind

取り消す

Meaning

to revoke, cancel, or repeal a law, order, or agreement

Example

The company decided to rescind the job offer.

その会社は仕事のオファーを取り消すことを決定しました。

B2 verb /ræm/

ram

Meaning

to strike or push something with great force

Example

The truck rammed into the wall.

A2 noun rɪˈspɛkt

respect

尊敬

Meaning

A feeling of deep admiration for someone or something.

Example

We should show respect to the freedom fighters.

私たちは自由の戦士たちに尊敬を示すべきです。

B2 adjective /rɪˈlaɪ.ənt/

reliant

依存している

Meaning

depending on someone or something for support

Example

The country is too reliant on imported goods.

その国は輸入品に依存しすぎている。

C1 noun /ˈrɛtrəsˌpɛkt/

retrospect

回顧

Meaning

the act of looking back on or reviewing past events

Example

In retrospect, the decision seemed unwise.

回顧すると、その決定は賢明ではなかったように思えた。

B2 adverb /rɪˈmɑːrkəbli/

remarkably

驚くべき方法で

Meaning

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

Example

She did remarkably well in the competition.

彼女はコンペティションで驚くべき成果を上げました。

A2 noun /ræt/

Rat

ネズミ

Meaning

a large long-tailed rodent that is typically considered a pest

Example

The rat scurried across the kitchen floor.

ネズミは台所の床を走り抜けました。

B2 noun /ˈræŋkɪŋ/

ranking

ランキング

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.

彼の競技でのランキングは、各ラウンド後に向上しました。

C1 noun /ˌrɛkwɪˈzɪʃən/

requisition

要求

Meaning

An official order laying claim to the use of property or materials; a formal demand or request.

Example

The manager submitted a requisition for new office supplies.

マネージャーは新しいオフィス用品のためのレクイジションを提出しました。

B1 noun /ˈrɛzɪdəns/

residence

レジデンス

Meaning

a place where someone lives; a home or dwelling

Example

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

彼は最近、市内中心部近くの新しいレジデンスに引っ越しました。

C1 noun /ˌrɛmɪˈnɪsəns/

reminiscence

回想

Meaning

a story or memory about past events

Example

He shared a reminiscence of his childhood days in the village.

彼は村での子供時代の思い出を語った。

B1 verb /rɪˈfɜː/

refer

参照する

Meaning

to mention or allude to something; to direct someone to a source of information

Example

Please refer to page 45 for more details.

詳細については、ページ45をご参照ください。

C1 adjective /ˈræmʃækəl/

ramshackle

ぼろぼろ

Meaning

poorly built or maintained; in a state of disrepair

Example

They lived in a ramshackle old house on the edge of town.

彼らは町の端にあるぼろぼろな古い家に住んでいました。

C2 adjective /ˈruːmi/

rheumy

涙目

Meaning

Watery, especially referring to the eyes.

Example

His rheumy eyes showed signs of age and fatigue.

彼の涙目は年齢と疲れの兆しを示していた。

A2 noun /rɪˈzʌlt/

result

結果

Meaning

a consequence, effect, or outcome of something

Example

The result of the test was excellent.

テストの結果は素晴らしかった。

A2 adjective /ruːd/

Rude

失礼な; 無礼な; 粗野な; 厳しい

Meaning

impolite; discourteous; lacking civility; rough or harsh in manner

Example

It was rude of him to interrupt the meeting.

会議を中断することは失礼でした。

C2 noun /ˈrɛvəlri/

revelry

祭り

Meaning

Lively and noisy festivities, especially involving drinking and dancing.

Example

The sound of revelry could be heard throughout the night.

一晩中、祭りの音が聞こえていました。

C1 verb rɪˈpel

repel

反発する

Meaning

To push away or force apart due to similar charges or properties.

Example

Protons repel each other.

陽子はお互いに反発し合う。

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.

B1 noun /rɪˈɡret/

Regret

後悔

Meaning

a feeling of sadness or disappointment about something that has happened or been done

Example

She felt deep regret about her harsh words.

彼女は自分の辛辣な言葉に深い後悔を感じていました。

C1 noun /rɪˈdʒɪdəti/

Rigidity

剛性

Meaning

inability to bend or be forced out of shape; unwillingness to change or compromise

Example

The rigidity of the old system prevented any innovation.

古いシステムの剛性は、どんな革新も妨げました。

B1 noun /rɪˈliːf/

Relief

安心; 安堵; 支援

Meaning

a feeling of comfort after worry or distress; assistance given to those in need

Example

She felt great relief when the exam was over.

試験が終わったとき、彼女は大きな安堵感を感じました。

C2 verb /rɪˈdaʊnd/

redound

貢献する

Meaning

to contribute greatly to a result or consequence, usually beneficial

Example

His hard work will redound to the success of the company.

彼の努力は会社の成功に貢献するでしょう。

A2 noun /rɒk/

rock

岩石

Meaning

a large, solid piece of mineral matter

Example

The mountain was made of solid rock.

その山は固い岩石でできていました。

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 verb /rɪˈkʌvər/

recover

回復する

Meaning

To return to a normal state of health, mind, or strength; to regain or save something.

Example

The world is struggling to recover from the pandemic.

世界はパンデミックから回復しようとしています。

B1 adjective /ˈrʊr.əl/

Rural

田舎の

Meaning

relating to the countryside; characteristic of farming or country life

Example

She grew up in a rural area far from the city.

彼女は街から遠く離れた田舎の地域で育ちました。

C2 noun /ˈræɡəmʌfɪn/

ragamuffin

ぼろぼろの子供

Meaning

A person, typically a child, in ragged, dirty clothes.

Example

The little ragamuffin begged for food on the street.

小さなぼろぼろの子供が通りで食べ物を求めていた。

B1 noun /ˈrɪðəm/

rhythm

リズム

Meaning

a strong, regular, repeated pattern of movement or sound

Example

The rhythm of the music made everyone want to dance.

音楽のリズムはみんなを踊りたくさせた。

B2 noun rɪsk ˈfæktər

risk factor

リスク要因

Meaning

Something that increases the likelihood of developing a disease or condition

Example

Water pollution is a significant risk factor for health.

水質汚染は健康にとって重要なリスク要因です。

C1 verb /riːˈfɜːrbɪʃ/

refurbish

改装する

Meaning

To renovate or redecorate something, especially a building.

Example

The company decided to refurbish its old office.

その会社は古いオフィスを改装することを決定しました。

C2 noun /rɪˈvaɪ.zəl/

revisal

改訂

Meaning

The act of revising, reviewing, or making changes to something.

Example

The revisal of the contract took longer than expected.

契約の改訂には予想以上の時間がかかりました。

C1 verb /ˈreɪdieɪt/

radiate

放射する

Meaning

to emit energy or light; to spread out from a center

Example

The fireplace radiates warmth throughout the room.

暖炉は部屋全体に暖かさを放射します。

C2 verb /rɪˈkænt/

recant

撤回する

Meaning

to withdraw or renounce a statement or belief formally

Example

He recanted his previous statement in court.

彼は裁判で以前の発言を撤回しました。

C2 adjective /ˈrɛstɪv/

restive

落ち着かない

Meaning

unable to stay still or silent; restless and impatient

Example

The crowd grew restive as they waited for the concert to begin.

コンサートが始まるのを待っている間、観客は落ち着かなくなった。

C1 adjective /ˈrɛvərənt/

reverent

敬虔な

Meaning

Showing deep and solemn respect.

Example

They listened to the speech in a reverent silence.

彼らは敬虔な沈黙の中でスピーチを聞いた。

B2 adjective /ˈrʌs.ti/

Rusty

錆びた; 練習不足; 最近の練習不足による障害

Meaning

affected by rust; out of practice; impaired by lack of recent practice

Example

My piano skills are rusty after not playing for years.

何年もピアノを弾いていなかったので、私のピアノのスキルは錆びついています。

B2 noun /ˈruːmər/

Rumour

噂; ゴシップ; ニュース

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.

会社が来月閉鎖されるという噂があります。

C1 noun /ˈreɪ.biːz/

rabies

狂犬病

Meaning

A viral disease that causes inflammation of the brain in humans and other mammals, usually transmitted through animal bites.

Example

The dog was vaccinated against rabies.

犬は狂犬病のワクチンを接種しました。

B2 verb /rɪˈtriːt/

retreat

撤退する

Meaning

to move back or withdraw from a position or situation

Example

The soldiers had to retreat after losing the battle.

兵士たちは戦いに負けた後、撤退しなければならなかった。

A2 noun, verb /raʊ/ (argument), /roʊ/ (line of things)

row

列 / 争い

Meaning

A line of things or people; also, a noisy quarrel; to propel a boat with oars.

Example

They had a loud row about money.

彼らはお金について大声で争いました。

B2 noun /ˌref.jʊˈdʒiː/

Refugee

難民

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.

難民キャンプは、何千人もの避難した家族に一時的な避難所を提供しました。

B2 noun /rɪˈmuː.vəl/

Removal

撤去; 除去; 解雇;

Meaning

the action of taking something away or eliminating it; dismissal from office

Example

The removal of the old furniture took all day.

古い家具の除去に一日中かかりました。

B1 verb /rɪˈviːl/

reveal

明らかにする

Meaning

to make known or show something that was hidden

Example

The investigation revealed the truth.

調査は真実を明らかにした。

B2 noun /ræk/

Rack

ラック

Meaning

a framework or structure for holding or storing things

Example

She hung her coat on the rack by the door.

彼女はドアの横のラックにコートを掛けた。

B2 noun ˈruθləs ˌkɑmpəˈtɪʃən

ruthless competition

容赦ない競争

Meaning

Fierce and merciless rivalry or contest, without pity or compassion.

Example

Ruthless competition for power leads to societal issues.

権力のための容赦ない競争は社会問題を引き起こします。

C1 noun /ˈrɛtɪsəns/

reticence

沈黙

Meaning

the quality of being reserved or unwilling to speak freely

Example

His reticence made it difficult to know what he was thinking.

彼の沈黙は、彼が何を考えているのかを知るのを難しくしました。

B2 adjective /rɪˈzɪstənt/

resistant

耐性

Meaning

not affected by something; able to oppose or withstand

Example

This fabric is resistant to water and stains.

この布は水と汚れに強いです。

C1 noun/verb /rɪˈlæps/

relapse

再発

Meaning

to return to a worse condition, especially after improvement; a deterioration after recovery

Example

After months of progress, he suffered a relapse.

数ヶ月の進歩の後、彼は再発しました。

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 adjective /ˈrel.ə.vənt/

Relevant

repute

評判

Meaning

the opinion generally held of someone or something; reputation

Example

He is a scholar of great repute in his field.

彼はその分野で大変な評判を持つ学者です。

C1 adverb /ˈrɪdʒɪdli/

Rigidly

厳格に; 柔軟性なしで

Meaning

in a strict, inflexible manner; without compromise

Example

The rules are rigidly enforced in this institution.

この機関ではルールは厳格に適用されます。

C2 adjective /rɪˈkʌmbənt/

recumbent

横たわる

Meaning

lying down or in a resting position

Example

He was found recumbent on the sofa after a long day.

彼は長い一日の後、ソファで横になっているのが見つかりました。

C1 adjective /ˈraɪ.tʃəs/

Righteous

正義の; 公正な; 道徳的な

Meaning

morally right or justifiable; virtuous; having strong moral principles

Example

She felt righteous anger at the unfair treatment of workers.

彼女は労働者の不当な扱いに対して正義の怒りを感じました。

C2 noun /ræŋˈɡuːn ˈkriːpər/

Rangoon creeper

ランゴーンクリーパー

Meaning

A climbing vine with fragrant flowers that change color from white to pink to red

Example

The Rangoon creeper covered the entire fence with its sweet-smelling flowers.

ランゴーンクリーパーはその甘い香りの花でフェンス全体を覆いました。

B2 verb /ˈruːɪn/

ruin

台無しにする

Meaning

to destroy or damage beyond repair; to spoil completely

Example

Heavy rain could ruin our picnic plans.

強い雨が私たちのピクニックの計画を台無しにするかもしれません。

A2 noun reɪndʒ

range

範囲

Meaning

The extent or scope of something; the distance that can be covered or the limits within which something operates.

Example

The new electric car has a range of 400 miles.

新しい電気自動車の範囲は400マイルです。

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.

石鹸の残りが機器の効率に影響を与えます。

C1 noun /rəˈviːn/

ravine

渓谷

Meaning

A deep, narrow valley with steep sides.

Example

The river carved a deep ravine through the mountains.

川は山々を通って深い渓谷を作り出した。

A1 verb /raɪd/

ride

乗る/ライディング

Meaning

to travel on or in a vehicle; to sit on and control a horse

Example

She likes to ride her bicycle to work.

彼女は自転車で仕事に行くのが好きです。

C1 noun /ˌræm.ɪ.fɪˈkeɪ.ʃən/

ramification

結果

Meaning

a consequence of an action or event, often complex or unwelcome.

Example

The new law has serious social ramifications.

新しい法律には深刻な社会的影響があります。

C1 verb /ˈrevəl/

revel

楽しむ

Meaning

to enjoy oneself in a lively and noisy way; to take great pleasure in

Example

They revel in their success.

彼らは成功を楽しんでいます。

C1 adjective /rɪˈpliːt/

replete

満ちた

Meaning

Filled or well-supplied with something; abundantly full.

Example

The book is replete with fascinating historical details.

その本は魅力的な歴史的詳細で満ちています。

C1 adjective /riˈæk.tɪv/

Reactive

反応的; 化学的に活発

Meaning

responding to situations rather than initiating them; chemically active

Example

The company took a reactive approach to customer complaints.

会社は顧客の苦情に反応的なアプローチを採用しました。

B1 noun /rɪˈpɔːrtər/

reporter

レポーター

Meaning

a person who reports news or information

Example

The reporter interviewed several people at the scene.

レポーターは現場で数人にインタビューしました。

B2 verb /rɪˈtriːv/

retrieve

取り戻す

Meaning

to get something back that was lost or taken; to recover

Example

She managed to retrieve her lost phone from the taxi.

彼女はタクシーから失われた電話を取り戻すことができました。

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.

B2 noun /ˈriːzənɪŋ/

reasoning

推論

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.

彼女の出発の推論は明確で論理的でした。

B2 noun /roʊˈteɪʃən/

Rotation

回転; 回転運動; 自転

Meaning

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

Example

The Earth's rotation takes 24 hours to complete.

地球の回転は24時間かかります。

B2 adjective /rɪˈfaɪnd/

Refined

洗練された; 精製された

Meaning

elegant and cultured in appearance, manner, or taste; purified

Example

She has very refined taste in art and music.

彼女は芸術と音楽に非常に洗練された趣味を持っています。

C1 noun /ˈrep.lɪ.kə/

Replica

レプリカ

Meaning

an exact copy or model of something, especially one on a smaller scale

Example

The museum displayed a perfect replica of the ancient statue.

博物館は古代の彫像の完璧なレプリカを展示しました。

C2 adjective /rɪˈdaʊ.tə.bəl/

redoubtable

恐ろしい/尊敬すべき

Meaning

formidable, especially as an opponent; inspiring fear or respect

Example

She was a redoubtable leader who commanded respect from all.

彼女は全員から尊敬を集める恐ろしいリーダーだった。

C1 verb /ˌriːˈvæmp/

revamp

改装

Meaning

To give a new and improved form, structure, or appearance to something.

Example

The company decided to revamp its website for a modern look.

その企業は、モダンな外観のためにウェブサイトをリヴァンプすることを決定しました。

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.

燃焼プロセスでは有害な残留物は残りません。