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C1 noun /ˈfæs.ɪt/

facet

側面, 部分, 特徴
Meaning
One of the many aspects or features of something; a particular part or element of something.
Example
Every facet of the project was carefully analyzed.
プロジェクトの各側面は慎重に分析されました。
C2 adjective /daɪˈvɜːrtɪbəl/

divertible

転用可能な
Meaning
capable of being turned aside or redirected
Example
Funds from the budget are not legally divertible.
予算からの資金は合法的に転用できません。
C2 noun /ˌbenɪˈdɪkʃən/

Benediction

祝福
Meaning
a blessing, especially a ceremonial one; an expression of good wishes
Example
The priest gave his benediction to the newlyweds.
神父は新婚夫婦に祝福を与えました。
A2 noun /ˈdrɔːər/

drawer

引き出し
Meaning
a box-shaped storage compartment that slides in and out of furniture
Example
She kept her jewelry in the top drawer of the dresser.
彼女はジュエリーをドレッサーの上の引き出しに入れた。
B1 adjective ˈsʌb.mə.riːn

submarine

潜水艦
Meaning
Existing, occurring, or used underwater, especially in relation to vessels or cables.
Example
Submarine cables facilitate international communication.
潜水艦ケーブルは国際通信を容易にします。
C2 noun /məˈʃiː.nɪst/

machinist

機械工
Meaning
a person who operates machine tools or makes and repairs machines
Example
The machinist carefully adjusted the gears on the lathe.
マシニストは旋盤のギアを慎重に調整しました。
B1 noun /ˈbeɪsɪs/

basis

基礎
Meaning
the underlying support or foundation for an idea, argument, or process
Example
Trust is the basis of any strong relationship.
信頼は強い関係の基礎です。
B2 verb /ˈpjʊərɪfaɪ/

purify

浄化する
Meaning
to make clean or pure; to remove impurities
Example
This filter will purify the water effectively.
このフィルターは水を効果的に浄化します。
C2 noun /əˈreɪ.bi.ən ˈdʒæz.mɪn/

Arabian Jasmine

アラビアジャスミン
Meaning
A fragrant white flower native to South and Southeast Asia, commonly used in perfumes and religious ceremonies
Example
The Arabian jasmine filled the garden with its sweet fragrance.
アラビアジャスミンはその甘い香りで庭を満たしました。
C2 noun /rɪˈpʌɡ.nəns/

repugnance

嫌悪
Meaning
intense disgust or strong aversion towards something
Example
She felt deep repugnance at the cruelty of the act.
彼女はその行為の残酷さに深い嫌悪を感じた。
B2 verb /plʌk/

pluck

摘む, 勇気を出す
Meaning
to take hold of and quickly remove; to gather courage or determination
Example
She plucked a flower from the garden.
彼女は庭から花を摘みました。
B2 noun, adjective, adverb /ˌnɔːrθˈwest/

northwest

北西
Meaning
the direction that is between north and west; situated in or moving toward this direction
Example
Seattle is located in the northwest of the United States.
シアトルはアメリカ合衆国の北西部にあります。
C1 adjective /pərˈveɪsɪv/

pervasive

普遍的な
Meaning
Existing in or spreading through every part of something
Example
Pervasive technology has become a fundamental part of daily life.
普遍的な技術は、日常生活の重要な部分となってきました。
A1 adjective /ˈhʌŋɡri/

Hungry

お腹がすいている
Meaning
feeling the need for food; having a strong desire or craving
Example
I am very hungry after working all day.
一日中働いた後でとてもお腹がすいています。
B1 adverb /ˈrʌfli/

Roughly

おおよそ; 粗暴または暴力的な方法で
Meaning
approximately; in a harsh or violent way
Example
The project will take roughly three months to complete.
このプロジェクトはおおよそ3ヶ月かかります。
A1 pronoun /ˈsʌmθɪŋ/

something

何か
Meaning
an unspecified or unknown thing
Example
I think something is wrong with my phone.
私の電話に何か問題があると思う。
C1 adjective /ˌɪndɪˈstrʌktəbl/

indestructible

壊れない
Meaning
Impossible to destroy or break.
Example
The superhero's shield was said to be indestructible.
スーパーヒーローの盾は壊れないと言われていました。
B1 noun /broʊˈʃʊr/

brochure

パンフレット
Meaning
a small booklet or pamphlet containing information or advertising
Example
The travel agent gave us a brochure about the holiday package.
旅行代理店は休暇パッケージについてのパンフレットをくれました。
A1 noun, verb /ɡruːp/

group

グループ
Meaning
A number of people or things considered together; to arrange things or people into categories.
Example
The students formed a study group.
学生たちは勉強グループを作った。
C2 adjective /sɪˈnɒptɪk/

synoptic

総括的
Meaning
giving a general overview or summary; presenting a broad view
Example
The report offers a synoptic view of climate trends over the past century.
報告書は過去の世紀の気候の傾向について総括的な視点を提供しています。
B2 adjective, noun /ədˈvaɪzəri/

advisory

アドバイザリー
Meaning
(adjective) having the power to give advice but not to make sure that it is followed; (noun) an official announcement containing information or a warning
Example
The committee serves in an advisory capacity to the board of directors.
委員会は取締役会にアドバイザリーの役割を果たしています。
B2 noun/verb /ˈkɒmplɪmənt/

complement

補完
Meaning
something that completes or goes well with something; to add something that enhances or improves
Example
The scarf complements her outfit perfectly.
スカーフは彼女の服装を完璧に補完します。
C2 verb /ˌænɪmədˈvɜːt/

animadvert

批判する
Meaning
To comment critically or unfavorably.
Example
The teacher animadverted on the student's careless mistakes.
教師は生徒の不注意なミスを批判しました。
C1 adjective /ˈpɔːrəs/

porous

多孔性の
Meaning
Having tiny holes that allow liquid or air to pass through.
Example
The soil is very porous and drains quickly.
土壌は非常に多孔性で、すぐに水を排出します。
C1 noun /ˌnoʊtəˈraɪəti/

notoriety

悪名
Meaning
The state of being famous or well-known for something bad.
Example
The criminal gained notoriety for his daring escapes.
その犯罪者は大胆な脱出で悪名を得た。
C2 noun /ˈpɛtjʊləns/

petulance

気難しさ
Meaning
The quality of being childishly sulky or bad-tempered.
Example
His petulance during the meeting annoyed everyone.
会議中の彼のペチュランスはみんなをイライラさせた。
B2 adjective /ˈæm.pəl/

Ample

十分な; 充実した; 余裕のある
Meaning
large in size, extent, or capacity; plentiful; more than enough
Example
We have ample time to finish the project before the deadline.
プロジェクトを締め切り前に終わらせるための十分な時間があります。
B2 noun, verb /pɪə(r)/

peer

同等の人
Meaning
noun: a person of the same rank or status; verb: to look closely or with difficulty
Example
He tried to peer through the fog to see his peers on the other side.
彼は霧を通して自分の仲間を見ようとしました。
C1 noun /oʊˈmɪʃ.ən/

Omission

省略; 除外
Meaning
the action of excluding or leaving out someone or something; a failure to include
Example
The omission of his name from the list was intentional.
リストから彼の名前を省略することは意図的でした。
C1 noun /truːp/

troupe

劇団
Meaning
A group of dancers, actors, or performers who work together.
Example
The theater troupe performed brilliantly on stage.
劇団はステージで素晴らしいパフォーマンスをしました。
B1 noun, verb /ˈfəʊtəʊˌkɒpi/

photocopy

コピー
Meaning
a copy of a document made using a photocopying machine; to make such a copy
Example
Please photocopy these documents before the meeting.
会議の前にこれらの書類をコピーしてください。
A2 verb ˈselɪbreɪt

celebrate

祝う
Meaning
To acknowledge a significant or happy day or event with a social gathering or enjoyable activity.
Example
Bangladesh celebrates Urban Planning Day on November 8.
日本は11月3日に文化の日を祝います。
A2 adjective /ˈhɛl.θi/

healthy

健康な
Meaning
Good physical and mental condition, free from disease or illness.
Example
Regular exercise and a balanced diet keep the body healthy.
定期的な運動とバランスの取れた食事が体を健康に保つ。
B2 adjective /əˈlɛdʒd/

alleged

疑われた
Meaning
said or thought to be true, but not proven
Example
The alleged thief was caught by the police.
疑われた泥棒は警察に捕まった。
C1 noun /ˈfʊtˌnoʊt/

foot-note

脚注
Meaning
A note of reference, explanation, or comment placed at the bottom of a page.
Example
The author included a foot-note to explain the historical context.
著者は歴史的な文脈を説明するために脚注を追加しました。
C2 noun /ˈtrɪmnəs/

trimness

整頓
Meaning
the quality of being neat, orderly, or slender and well-proportioned
Example
Her room’s trimness reflected a habit of putting everything back in its place.
彼女の部屋の整頓は、すべてを元の場所に戻す習慣を反映していた。
B2 adjective /sɪmˈbɒlɪk/

symbolic

象徴的
Meaning
serving as a symbol or representing something else
Example
The dove is symbolic of peace and freedom.
鳩は平和と自由の象徴的存在です。
C2 adjective /kənˌtɛmpəˈreɪniəs/

contemporaneous

同時代の
Meaning
existing, happening, or occurring at the same time
Example
The two artists were contemporaneous and often influenced each other.
二人のアーティストは同時代のもので、しばしば互いに影響を与えました。
C1 noun /ˈlʌstər/

luster

光沢
Meaning
a gentle sheen or soft glow, especially from a polished surface
Example
The diamond had a brilliant luster.
ダイヤモンドは輝く光沢を持っていた。
C1 adjective /ˈbuːzi/

boozy

酒気帯びた
Meaning
containing or involving a lot of alcohol; slightly drunk from alcohol
Example
The party became boozy as the night went on.
夜が更けるにつれて、パーティーは酒気帯びてきた。
C2 noun /meɪˈlɑːnʒ/

melange

混合
Meaning
A mixture of different things or styles.
Example
The festival offered a melange of music, food, and art.
そのフェスティバルでは、音楽、食べ物、アートの混合が提供されました。
B2 verb /dɒdʒ/

dodge

避ける
Meaning
to move quickly to one side to avoid something; to avoid dealing with something cleverly or dishonestly
Example
The boxer managed to dodge his opponent's punch.
ボクサーは相手のパンチをかわすことに成功した。
B1 noun /kraʊn/

Crown

王冠
Meaning
a circular ornamental headdress worn by a monarch as a symbol of authority
Example
The queen wore a magnificent crown during the coronation ceremony.
女王は戴冠式の際に素晴らしい王冠をかぶっていました。
B2 noun ˈiː.kəʊˌsɪs.təm

ecosystem

エコシステム
Meaning
A biological community of interacting organisms and their physical environment.
Example
A balanced ecosystem is crucial for environmental sustainability.
バランスの取れたエコシステムは、環境の持続可能性にとって重要です。
B2 noun ˈkrɪp.toʊˌkɝː.ən.si

cryptocurrency

暗号通貨
Meaning
Decentralized digital currency operated using blockchain technology.
Example
Bitcoin is the most popular cryptocurrency in the market.
ビットコインは市場で最も人気のある暗号通貨です。
B2 verb /ˌʌndərˈteɪk/

undertake

引き受ける
Meaning
to commit to and begin a task or project; to take on responsibility
Example
She decided to undertake a challenging project.
彼女は挑戦的なプロジェクトを始めることに決めました。
B1 noun /ˌsiːiːˈoʊ/

ceo

最高経営責任者
Meaning
The highest-ranking person in a company, responsible for overall management.
Example
The CEO announced a new strategy for the company.
CEOは会社の新しい戦略を発表しました。
B1 noun /ˈɡrænd.tʃaɪld/

grandchild

孫
Meaning
the child of one's son or daughter
Example
They love spending time with their grandchild on weekends.
彼らは週末に孫と一緒に過ごすのが大好きです。
C1 verb /ˈɔːstrəˌsaɪz/

ostracize

追放する
Meaning
to exclude someone from a group or society; to banish or shun
Example
After the scandal, he was ostracized by his former colleagues.
スキャンダル後、彼は元同僚に追放された。
B2 noun/verb /dɪˈvɔːrs/

divorce

離婚
Meaning
the legal ending of a marriage; to officially end a marriage
Example
After years of conflict, they decided to get a divorce.
数年の対立の後、彼らは離婚することを決めました。
C2 noun /ˈpælɪˌnoʊd/

palinode

後悔の詩
Meaning
a poem or statement in which the writer retracts something said in an earlier work
Example
The poet wrote a palinode to apologize for his earlier harsh words.
詩人は以前の厳しい言葉を謝罪するために後悔の詩を書きました。
C2 verb /kruːn/

croon

優しく低く穏やかな声で歌うまたは歌うこと
Meaning
to sing or hum in a soft, low, and gentle voice
Example
She crooned a lullaby to help the baby fall asleep.
彼女は赤ちゃんを寝かしつけるために子守唄を歌った。
C1 adjective /dɪˈvɔɪd/

devoid

空虚
Meaning
Completely lacking or without something.
Example
His speech was devoid of any real emotion.
彼のスピーチは実際の感情が空虚だった。
C2 noun /ˈɪnsələns/

insolence

無礼
Meaning
rude or disrespectful behavior
Example
The teacher was shocked by the student's insolence.
教師は学生の無礼に驚きました。
B2 noun /ˈreɪtɪŋ/

rating

評価
Meaning
an evaluation or assessment, usually numerical
Example
The movie received a high rating from critics.
その映画は批評家から高い評価を受けました。
A2 conjunction /ˈwɛðər/

whether

かどうか
Meaning
used to express a doubt or choice between alternatives
Example
I don’t know whether I should go.
私は行くべきかどうか分かりません。
A2 verb /ˈmenʃən/

mention

言及する
Meaning
to refer to something briefly; to speak about or name
Example
She forgot to mention the meeting time.
彼女は会議の時間を言及するのを忘れました。
B1 adjective /ˌʌnˈpeɪd/

Unpaid

無給の; 支払いなし
Meaning
not paid for; without payment or salary
Example
She worked as an unpaid intern for six months.
彼女は無給のインターンとして6ヶ月間働きました。
B2 noun /ɪmˈpɒlɪtnəs/

impoliteness

無礼さ
Meaning
lack of good manners or courtesy; rude behavior
Example
His impoliteness towards the guests shocked everyone.
彼の客に対する無礼さは皆を驚かせた。
C1 noun /ˌbɪbliˈɒɡrəfi/

bibliography

参考文献リスト
Meaning
a list of books, articles, or other sources used or referred to in scholarly work
Example
The report includes a detailed bibliography at the end.
レポートには最後に詳細な参考文献リストが含まれています。
C2 noun /skʌlˈdʌɡəri/

skulduggery

不正行為
Meaning
underhanded or dishonest behavior
Example
The politician was accused of financial skulduggery.
その政治家は金融詐欺で告発された。
C2 noun /meɪndʒ/

mange

疥癬
Meaning
a skin disease in animals caused by parasitic mites, leading to hair loss and sores
Example
The stray dog was suffering from mange.
野良犬は疥癬に苦しんでいた。
C1 noun /ˈkændɪdnəs/

candidness

率直
Meaning
The quality of being open, honest, and straightforward
Example
Her candidness during the meeting impressed everyone.
会議中の彼女の率直さは皆に感銘を与えました。
A1 noun /ˈbɜːrθ.deɪ/

birthday

Meaning
the anniversary of the day on which a person was born, typically celebrated annually
Example
We are planning a surprise birthday party for her.
B2 verb /ɪˈkwɪp/

equip

装備する
Meaning
to provide someone or something with the necessary items or skills for a task
Example
The school equipped its students with modern technology.
学校は生徒たちに最新の技術を装備させました。
C1 adjective /ˈdraʊ.zi/

Drowsy

眠い; 疲れた; 無気力な
Meaning
feeling sleepy and lethargic; half asleep; tired
Example
I felt drowsy after the heavy meal.
重い食事の後、眠気を感じました。
B2 adjective ˌæn.tiˌdɪs.krɪˈmɪn.eɪ.ʃən

anti-discrimination

反差別的
Meaning
Opposed to or working against discrimination; promoting equal treatment regardless of differences.
Example
The anti-discrimination movement was groundbreaking.
反差別的運動は画期的でした。
B2 noun ˌɪmplɪmenˈteɪʃən

implementation

実行
Meaning
The process of putting a decision or plan into effect; execution.
Example
Proper implementation of policies is crucial.
方針の適切な実行は重要です。
C2 noun /lɪˈnoʊ.li.əm/

linoleum

リノリウム
Meaning
a durable, washable floor covering made from solidified linseed oil, wood flour, or cork dust on a canvas backing
Example
They decided to cover the kitchen floor with linoleum.
彼らはキッチンの床をリノリウムで覆うことに決めました。
B1 noun /ˌbækˈjɑːrd/

backyard

幸せ
Meaning
an area of land behind a house, typically used for recreation or gardening
Example
The children played football in the backyard.
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。
C2 noun əˈkjuː.ə.ti

acuity

鋭敏さ
Meaning
Sharpness or keenness of thought, vision, or hearing.
Example
His intellectual acuity made him a brilliant scientist.
彼の知的な鋭敏さは彼を優れた科学者にしました。
A2 verb /kɪs/

Kiss

キス
Meaning
to touch with the lips as a sign of affection
Example
The mother kissed her baby goodnight.
母親は赤ちゃんにおやすみなさいのキスをしました。
C1 verb /bɪˈriːv/

bereave

大切な人を失う
Meaning
to deprive someone of a loved one through death
Example
She was bereaved of her husband last year.
彼女は昨年、夫を亡くしました。
C2 adjective /ˈslɪpʃɒd/

slipshod

おおざっぱな, いい加減な
Meaning
done in a careless, sloppy, or untidy way
Example
The project failed due to slipshod planning.
計画が雑だったため、プロジェクトは失敗した。
C1 adjective /ˌkætəˈɡɒrɪkəl/

categorical

カテゴリー的
Meaning
Absolute and without exception; expressed clearly and directly.
Example
She gave a categorical denial of the allegations.
彼女はその告発に対してカテゴリー的な否定をした。
C2 adjective /ˈliːənaɪn/

leonine

ライオンのような
Meaning
Of or resembling a lion.
Example
His leonine hair made him stand out in the crowd.
彼のライオンのような髪は、群衆の中で目立たせた。
C1 noun /əˌtɜːni ˈdʒɛnərəl/

attorney-general

司法長官
Meaning
The chief legal officer of a state or country.
Example
The attorney-general announced new reforms to strengthen justice.
司法長官は司法の強化のための新しい改革を発表しました。
C2 verb /ˈblʌstər/

bluster

大声で自慢する
Meaning
to speak loudly in an aggressive or threatening way, often without real power
Example
The manager blustered about firing people but did nothing.
マネージャーは人を解雇すると大声で言ったが、何もしなかった。
B2 noun /ˌvɪz.ɪˈbɪlɪti/

visibility

可視性
Meaning
The state of being able to see or be seen; exposure or prominence.
Example
Increased visibility on social media can help businesses grow.
ソーシャルメディアでの可視性の向上は、ビジネスの成長に役立ちます。
A2 noun /ʃiːp/

sheep

羊
Meaning
a farm animal with thick wool that is raised for its wool, meat, and milk
Example
The farmer keeps a large flock of sheep.
農夫は大きな羊の群れを飼っています。
B2 adjective /dɪˈskriːt/

discreet

慎重な
Meaning
careful and prudent in one's speech or actions, especially to keep something confidential or avoid embarrassment
Example
She was discreet about the details of their conversation.
彼女は彼らの会話の詳細について慎重でした。
C1 noun /teɪnt/

Taint

汚点; マーク; 腐敗または汚染
Meaning
a stain or mark that spoils something; corruption or contamination
Example
The scandal left a permanent taint on his reputation.
スキャンダルは彼の評判に永続的な汚点を残しました。
B1 noun /ˈsteɪt.mənt/

Statement

声明
Meaning
a definite or clear expression of something in speech or writing; an official account of facts
Example
The CEO issued a statement about the company's future plans.
CEOは会社の将来計画についての声明を発表しました。
B1 verb /pərˈsweɪd/

persuade

幸せ
Meaning
to convince someone to do or believe something through reasoning or argument
Example
He persuaded his friend to join the club.
彼女は賞を受け取ったとき、自分の幸せを隠せなかった。
B2 noun /ˈklær.ɪ.ti/

clarity

明確さ
Meaning
The quality of being coherent and intelligible; transparency or lucidity.
Example
The speaker's clarity made the concept easy to understand.
スピーカーの明確さが概念を理解しやすくしました。
C2 adjective /ˈpɑːrtəbl/

partible

分割可能な
Meaning
capable of being divided or separated
Example
The estate was partible among the heirs.
その財産は相続人の間で分割可能でした。
B1 noun /ˈhaʊshoʊld/

household

家庭
Meaning
All the people living together in one house, considered as a unit.
Example
There are five people in our household.
私たちの家庭には五人います。
A1 verb /flaɪ/

fly

飛ぶ
Meaning
to move through the air using wings or in an aircraft
Example
Birds fly south for the winter.
鳥は冬に南へ飛ぶ。
C1 verb /ɪˈspaʊz/

espouse

支持する
Meaning
To adopt or support a cause, belief, or way of life.
Example
She espoused the philosophy of nonviolence throughout her career.
彼女はキャリアを通じて非暴力の哲学を支持していました。
B2 noun /ˈkɒnsənənt/

consonant

子音
Meaning
A speech sound produced by blocking air flow, or a letter representing such a sound.
Example
The word 'cat' has two consonants and one vowel.
‘猫’という単語には、2つの子音と1つの母音があります。
C2 adjective ˌeə.rəʊˈstæt.ɪk

aerostatic

気圧静的な
Meaning
Relating to or involving gases (especially air) in equilibrium and the equilibrium of balloons or aircraft under the influence of such gases.
Example
Aerostatic designs ensure stability at high altitudes.
エアロスタティックデザインは高高度での安定性を確保します。
C2 verb /proʊˈskraɪb/

proscribe

禁止する
Meaning
to forbid something by law or authority
Example
The new law will proscribe the use of harmful chemicals in farming.
新しい法律は農業で有害な化学物質の使用を禁止します。
C2 noun /kənˈtɔːrʃən/

contortion

ねじれたまたは曲がった形; 通常の形から外れてねじる行為
Meaning
a twisted or bent shape; the act of twisting out of the normal shape
Example
The gymnast's contortion amazed the audience.
体操選手のコンターションは観客を驚かせました。
C1 adjective /məˈroʊs/

morose

陰鬱
Meaning
sullen, gloomy, or ill-tempered
Example
He became morose after losing his job.
彼は仕事を失った後、落ち込んでしまった。
C2 noun /ˈnæfθə/

naphtha

ナフタ
Meaning
A flammable oil containing hydrocarbons, obtained from petroleum or coal tar, used as fuel or solvent.
Example
The factory stored barrels of naphtha for industrial use.
工場は工業用途のためにナフタの樽を保管していました。
C1 noun /ˈtæm.ər.ɪnd/

Tamarind

タマリンド
Meaning
a brown tropical fruit with a tangy, sour taste used in cooking and beverages
Example
Tamarind is commonly used in Asian and Middle Eastern cuisines for its sour flavor.
タマリンドはその酸っぱい味でアジアや中東の料理でよく使われます。
B1 verb /stiːl/

steal

盗む
Meaning
to take something without permission; to rob
Example
It's wrong to steal from others.
他人から盗むことは間違っています。
B1 adjective /ˈmɑːrvələs/

Marvellous

素晴らしい; 驚くべき; 素晴らしい
Meaning
extremely good; wonderful; causing great wonder
Example
The view from the mountain was marvellous.
山からの景色は素晴らしかった。
A2 noun /skɪn/

Skin

肌
Meaning
the outer covering of the body; the natural outer covering of a fruit or vegetable
Example
Her skin was soft and smooth.
彼女の肌は柔らかくて滑らかでした。
C1 noun /mɔːrɡ/

morgue

Meaning
a place where dead bodies are kept, especially to be identified or claimed
Example
The police took the body to the morgue for identification.
C1 adjective /ˌɪn.ɪˈfɛk.tʃu.əl/

ineffectual

効果がない
Meaning
Not producing any or the desired effect; lacking the ability or qualities to achieve a purpose.
Example
The manager’s ineffectual leadership caused the team to lose motivation.
マネージャーの効果がないリーダーシップは、チームがモチベーションを失う原因となった。
B2 noun /ˈsɪmfəni/

Symphony

交響曲
Meaning
an elaborate musical composition for full orchestra, typically in four movements
Example
The orchestra performed Beethoven's Fifth Symphony.
オーケストラはベートーヴェンの交響曲第5番を演奏した。
C1 noun ˌflʌk.tʃuˈeɪ.ʃən

fluctuation

変動
Meaning
An irregular rising and falling in number or amount; a variation.
Example
The stock market experiences frequent fluctuation.
株式市場は頻繁に変動します。
C1 adjective /ˈɑp.ər.ə.tɪv/

Operative

作動中の; 効力を持つ; 仕事をしている; 操作可能な;
Meaning
Functioning; in effect; working; active;
Example
The new safety protocols became operative immediately after the accident.
新しい安全プロトコルは事故後すぐに作動しました。
B2 noun /dɒk/

dock

ドック
Meaning
a structure where ships are loaded, unloaded, or repaired
Example
The ship stayed at the dock for two days.
船はドックに2日間停泊していました。
C2 noun /pɪˈdɒl.ə.dʒi/

pedology

土壌学
Meaning
The study of soils in their natural environment.
Example
Pedology helps scientists understand soil fertility.
ペドロジーは科学者が土壌の肥沃さを理解するのに役立ちます。
C2 adjective /ˈprɒmɪsəri/

promissory

約束的
Meaning
Containing or conveying a promise, especially in writing.
Example
He signed a promissory note to repay the loan.
彼はローンを返済するために約束手形にサインしました。
C1 /skwɒt/

squat

しゃがむ
Meaning
to crouch or sit with knees bent and body close to the ground
Example
He squatted down to tie his shoes.
彼は靴を結ぶためにしゃがんだ。
B1 verb /sərˈvaɪv/

survive

生き残る
Meaning
To continue to live or exist after a difficult event or situation.
Example
He managed to survive the storm.
彼は嵐を生き延びた。
C2 adjective /ˌmælˈoʊdərəs/

malodorous

悪臭の
Meaning
Having a very unpleasant smell.
Example
The malodorous room made everyone leave quickly.
悪臭の部屋はみんなを急いで出させた。
A2 verb /ˌrɛkəˈmɛnd/

recommend

勧める
Meaning
to suggest or advise something as being good or suitable
Example
I recommend trying the new restaurant downtown.
私はダウンタウンの新しいレストランを試すことをリコメンドします。
A2 noun ˈfriː.dəm

freedom

自由
Meaning
The power or right to act, speak, or think as one wants without hindrance or restraint.
Example
Freedom empowers self-expression.
自由は自己表現を促進します。
C1 verb /ʌnˈmɑːsk/

unmask

正体を暴く
Meaning
to remove a mask or covering; to reveal the true identity, nature, or intentions of someone or something
Example
The investigation helped unmask the real culprit behind the crime.
その捜査は犯罪の背後にいる本当の犯人を暴いた。
C2 verb /ɛksˈproʊprieɪt/

expropriate

収用する
Meaning
To take property from its owner, especially by authority or for public use.
Example
The government decided to expropriate the land for a new highway.
政府は新しい高速道路のために土地を収用することを決定した。
C2 verb /dɪˈbɑːrk/

debark

下船する
Meaning
to disembark or get off a ship, aircraft, or vehicle
Example
The passengers debarked as soon as the ship docked.
乗客は船がドックに着いたときに下船しました。
B2 adjective /pəˈsɪs.tənt/

persistent

持続的
Meaning
continuing to exist or endure over a prolonged period
Example
Despite many setbacks, her persistent efforts led to success.
多くの障害にもかかわらず、彼女の持続的な努力は成功をもたらした。
C1 noun /meɪl treɪn/

Mail train

郵便列車
Meaning
a train that carries mail and postal packages
Example
The mail train departs every evening to deliver letters across the country.
メール列車は毎晩、国内中に手紙を届けるために出発します。
C2 verb /ˈdɪðər/

dither

Meaning
to be indecisive or unable to make a decision
Example
He dithered for hours before choosing a restaurant.
A2 adjective /fer/

Fair

公正な; 妥当な; 魅力的な
Meaning
just and reasonable; treating people equally; light in color; attractive
Example
The judge made a fair decision in the case.
裁判官はその事件で公正な判断を下しました。
A2 noun /niːs/

niece

姪
Meaning
the daughter of one's brother or sister
Example
My niece is studying at the university this year.
私の姪は今年大学で勉強しています。
C2 adjective /ˌhæɡ.i.əˈɡræf.ɪk/

hagiographic

過度に賛美的な
Meaning
Excessively flattering or idealized, often in a biography or portrayal of someone.
Example
The documentary was criticized for its hagiographic portrayal of the leader.
そのドキュメンタリーはリーダーの過度に賛美的な描写で批判されました。