Era
All a b c d e f g h i j k l m n o p q r s t u v w x y z
All CEFR A1 A2 B1 B2 C1 C2
Content locale
EN 英語 BN ベンガル語 HI ヒンディー語 ES スペイン語 FR フランス語 DE ドイツ語 RU ロシア語 ZH 中国語 JA 日本語
All Vocabulary Cards All Vocabularies
B2 noun /ˈɪə.rə/

Era

時代
Meaning
a long and distinct period of history with a particular feature or characteristic
Example
The Renaissance was an era of great artistic and cultural achievement.
ルネサンスは大きな芸術的および文化的業績の時代でした。
B2 noun ɪˈmɪʃ.ən

emission

排出
Meaning
The release or discharge of gases, particles, or other substances into the environment.
Example
Car manufacturers are reducing carbon emissions.
自動車メーカーはカーボン排出を減らしています。
B2 noun /ɪnˌvaɪrənˈmɛntəl ˈmuːvmənt/

environmental movement

環境運動
Meaning
A social or political movement aimed at protecting the environment and promoting sustainable practices through advocacy, education, and policy changes.
Example
The environmental movement focuses on reducing pollution and protecting ecosystems.
環境運動は汚染の削減と生態系の保護に焦点を当てています。
B2 noun /ɪˈmɜːrdʒəns/

emergence

出現
Meaning
the process of coming into view, existence, or prominence
Example
The emergence of new technologies has transformed communication.
新しい技術の出現は、コミュニケーションを変革しました。
B2 noun /ˈes.əns/

Essence

本質
Meaning
the intrinsic nature or indispensable quality of something
Example
The essence of good teaching is the ability to inspire students.
良い教育の本質は学生を励ます能力です。
B2 adjective ˌiːkəˈlɒdʒɪkəl

ecological

エコロジカル
Meaning
Relating to ecology or the environment.
Example
Deforestation threatens the ecological balance of the planet.
森林伐採は地球の生態学的バランスを脅かしています。
B2 verb ˈɛkəʊd

echoed

反響する
Meaning
To repeat or resound; to be reminiscent of something.
Example
The words of gratitude echoed in his heart.
感謝の言葉が彼の心に反響した。
B2 adjective ɪkˈsɛsɪv

excessive

過度の
Meaning
More than is necessary, normal, or desirable; immoderate.
Example
Excessive population growth leads to resource depletion.
過度の人口増加は資源の枯渇を引き起こします。
B2 noun /ɪkˈspen.dɪ.tʃər/

expenditure

支出
Meaning
The action of spending funds; an amount of money spent.
Example
Managing expenditure is critical for budgeting.
支出の管理は予算編成において重要です。
B2 adjective ˌiːvəˈluːʃənəri

evolutionary

進化的
Meaning
Relating to or denoting the gradual development of something, especially from a simple to a more complex form.
Example
The evolutionary changes in species are fascinating.
種の進化的変化は魅力的です。
B2 adjective /ˌɛm.pəˈθɛ.tɪk/

empathetic

共感的
Meaning
Showing ability to understand and share feelings of others.
Example
She was empathetic towards her friend's struggles.
彼女は友人の苦しみに共感的でした。
B2 noun /ɪˈsteɪt/

estate

Meaning
A large area of land, property, or possessions owned by someone, often including a big house.
Example
The family owned a large estate in the countryside.
B2 noun /ˈep.ɪk/

Epic

叙事詩
Meaning
a long poem telling of heroic deeds; something heroic or grand in scale
Example
The Iliad is one of the most famous epics in world literature.
イリアスは世界文学の中で最も有名な叙事詩の一つです。
B2 verb /ɪkˈstrækt/

extract

抽出する
Meaning
to remove or take out something, often with effort
Example
The dentist had to extract the damaged tooth.
歯医者は損傷した歯を抜かなければならなかった。
B2 verb /ɪnˈtaɪtəl/

entitle

権利を与える
Meaning
to give someone the right to have or do something
Example
Employees are entitled to receive paid holidays.
従業員は有給休暇を受ける権利があります。
B2 verb ˈeksɪkjuːt

execute

実行する
Meaning
To carry out or put into effect a plan, order, or course of action.
Example
NASA plans to execute the mission in three phases.
NASAは三段階でミッションを実行する計画です。
B2 adjective /ɪkˈstɜːr.nəl/

External

外部の
Meaning
coming from or relating to the outside; not belonging to or originating from within
Example
The company hired external consultants to review their business strategy.
その会社はビジネス戦略を見直すために外部のコンサルタントを雇いました。
B2 verb /ɛksˈheɪl/

exhale

息を吐く
Meaning
to breathe out air from the lungs
Example
She slowly exhaled after holding her breath.
彼女は息を止めた後、ゆっくりと息を吐き出した。
B2 adjective /ɪkˈskluːsɪv/

exclusive

特定の人物、グループ、またはエリアに制限された; 他の人と共有しない
Meaning
restricted to a particular person, group, or area; not shared with others
Example
The hotel offers exclusive access to a private beach.
ホテルはプライベートビーチへのエクスクルーシブなアクセスを提供します。
B2 verb /ɪɡˈzædʒəˌreɪt/

exaggerate

誇張する
Meaning
to describe something as better, worse, or more important than it really is
Example
He tends to exaggerate his achievements.
彼は自分の業績を誇張しがちだ。
B2 noun ɪnˈɡeɪdʒɪŋ ˈlɜːrnɪŋ ɪkˈspɪəriənsɪz

engaging learning experiences

魅力的な学習体験
Meaning
Interactive and immersive educational activities that capture students' attention and actively involve them in the learning process.
Example
Digital tools create engaging learning experiences.
デジタルツールは魅力的な学習体験を生み出します。
B2 adjective /ɪkˈstræv.ə.ɡənt/

Extravagant

豪華な
Meaning
spending much more than is necessary; wasteful; lacking restraint in spending
Example
His extravagant lifestyle included expensive cars and luxury vacations.
彼の豪華なライフスタイルは高価な車や豪華な休暇を含んでいました。
B2 verb /ɪnˈɡeɪdʒɪŋ/

engaging

関与する
Meaning
Participating or becoming involved in; occupying or attracting someone's interest or attention.
Example
Engaging youth in education is essential.
教育に若者を関与させることは重要です。
B2 adjective /ɪnˈtaɪtəld/

entitled

権利を持つ
Meaning
having the right to do or have something; feeling deserving of special treatment
Example
Employees are entitled to paid leave.
従業員は有給休暇を取得する権利があります。
B2 noun /ɪɡˌzædʒ.əˈreɪ.ʃən/

Exaggeration

誇張
Meaning
a statement that represents something as better or worse than it really is
Example
His story about the fish he caught was clearly an exaggeration.
彼が捕まえた魚についての話は明らかに誇張だった。
B2 verb ɪnˈfɔːrsɪŋ

enforcing

施行する
Meaning
To compel observance of or compliance with a law, rule, or obligation.
Example
Enforcing strict laws is necessary to prevent violations.
厳格な法律を施行することは、違反を防ぐために必要です。
B2 adjective ˈel.ɪ.dʒə.bəl

eligible

資格がある
Meaning
Having the right to do or obtain something through satisfaction of the appropriate conditions.
Example
Only eligible candidates are considered for appointments.
資格のある候補者のみが任命のために考慮されます。
B2 verb /ɪɡˈzɔːst/

exhaust

疲れさせる
Meaning
to tire out completely; to use up resources
Example
The long journey exhausted the children.
長い旅が子供たちを疲れさせた。
B2 noun /ˈiː.ɡoʊ/

Ego

エゴ; 自尊心
Meaning
a person's sense of self-esteem or self-importance
Example
His big ego prevented him from accepting criticism from others.
彼の大きなエゴは、他人からの批判を受け入れるのを妨げていた。
B2 adjective /ɪˈkwɪv.ə.lənt/

Equivalent

等価; 同等
Meaning
equal in value, amount, function, or meaning; having the same effect or result
Example
This amount is equivalent to ten dollars.
この金額は10ドルに相当します。
B2 noun /ˈɛmɪɡrənt/

emigrant

移民
Meaning
A person who leaves their own country to settle permanently in another.
Example
The emigrant started a new life in Canada.
移民はカナダで新しい生活を始めました。
B2 adjective ɪkˈsep.ʃən.əl

exceptional

卓越した
Meaning
Unusually good; outstanding; forming an exception; not typical.
Example
Exceptional talent drives innovation.
卓越した才能が革新を促進する。
B2 noun /ɪmˈpaʊə.mənt/

empowerment

エンパワーメント
Meaning
Authority or power given to someone to do something.
Example
Empowerment initiatives enhance confidence.
エンパワーメントのイニシアチブは自信を高めます。
B2 verb /ɪmˈbɑːrk/

embark

乗り出す
Meaning
to begin a journey, project, or activity
Example
She decided to embark on a new career in medicine.
彼女は医学の新しいキャリアを始める決断を下しました。
B2 verb, noun /ɪkˈsplɔɪt/

exploit

Meaning
to make full use of and derive benefit from (a resource); to use someone unfairly for one’s own advantage
Example
The company was accused of exploiting child labor.
B2 verb /ɪnˈroʊl/

enrol

登録する
Meaning
To officially register or sign up for a course, program, or membership
Example
She decided to enrol in a language course to improve her skills.
彼女はスキルを向上させるために語学コースに登録することに決めた。
B2 noun /ˌiː.kəˈnɒm.ɪk ˈsɪs.təm/

economic system

経済システム
Meaning
The organized framework for production, distribution, and consumption of goods and services in society.
Example
Capitalism, socialism, and mixed economies are types of economic systems.
資本主義、社会主義、混合経済は経済システムのタイプです。
B2 adjective /ˈɛv.ə.ɡriːn/

evergreen

常緑
Meaning
Remaining green and functional throughout the year; not shedding leaves seasonally.
Example
Evergreen trees like pine and fir stay green year-round.
松やモミの木のような常緑樹は一年中緑を保ちます。
B2 verb /ɪnˈhæns/

enhance

向上させる
Meaning
to improve the quality, value, or extent of something
Example
The new features will enhance the user experience.
新しい機能はユーザー体験を向上させます。
B2 noun /ˈɛθɪks/

ethics

倫理
Meaning
moral principles that govern a person's behavior or the conduct of an activity
Example
Business ethics require companies to act fairly and responsibly.
ビジネス倫理は、企業に公平かつ責任を持って行動することを求めます。
B2 adjective /ˈɛθnɪk/

ethnic

民族的
Meaning
relating to a population subgroup with a common national or cultural tradition
Example
The festival celebrated the city's diverse ethnic communities.
フェスティバルは都市のさまざまな民族のコミュニティを祝いました。
B2 noun /ˈem.ər.əld/

Emerald

エメラルド
Meaning
a bright green precious stone used in jewelry
Example
The emerald necklace sparkled in the sunlight.
エメラルドのネックレスは太陽の光で輝いていました。
B2 adjective /ˌiːkəˈnɒmɪkl/

economical

経済的
Meaning
Careful in the use of resources; providing good value or efficiency.
Example
Driving a hybrid car is economical in the long run.
ハイブリッド車を運転することは長期的には経済的です。
B2 noun /ɪkˈskluːʒən/

exclusion

排除
Meaning
The process or state of being left out or denied access.
Example
The policy led to the exclusion of certain groups.
その政策は特定のグループの排除を招いた。
B2 noun ˈikoʊ ˈfrɛndli tɛkˈnɑləʤiz

eco-friendly technologies

エコフレンドリー技術
Meaning
Technologies that are designed to minimize environmental impact and promote sustainability.
Example
Eco-friendly technologies can mitigate pollution.
エコフレンドリー技術は汚染を軽減することができます。
B2 noun /ˈɜːnɪŋz/

earnings

収入
Meaning
money obtained in return for labor or services
Example
Her monthly earnings are enough to support her family.
彼女の月収は家族を養うのに十分です。
B2 noun ɪˈroʊʒən

erosion

侵食
Meaning
The gradual destruction or diminishing of something.
Example
Power struggles often lead to the erosion of humanity.
権力争いはしばしば人間性の侵食を引き起こします。
B2 noun /ɪnˈfɔːrsmənt/

enforcement

法執行
Meaning
the act of making sure that laws or rules are followed
Example
The police are responsible for law enforcement.
警察は法執行の責任があります。
B2 noun /ɪˈkweɪʒən/

equation

方程式
Meaning
a mathematical statement that shows the equality of two expressions
Example
He solved the equation to find the value of x.
彼はxの値を見つけるために方程式を解いた。
B2 verb /ɪmˈbɛd/

embed

埋め込む
Meaning
to fix something firmly into a surrounding mass or context
Example
The journalist was embedded with the military unit.
ジャーナリストは軍事ユニットに埋め込まれていた。
B2 noun /ˌekspləˈreɪʃən/

exploration

探査
Meaning
the action of traveling through or studying an area to learn more about it
Example
Space exploration has expanded our understanding of the universe.
宇宙探査は私たちの宇宙に対する理解を広げました。
B2 noun /ˈɛmbəsi/

embassy

大使館
Meaning
the official residence or offices of an ambassador
Example
He works at the French embassy in Dhaka.
彼はダッカのフランス大使館で働いています。
B2 adverb /ɪkˈsplɪsɪtli/

explicitly

明確に
Meaning
in a clear and detailed manner, leaving no room for confusion or doubt
Example
The instructions were explicitly written to avoid any confusion.
指示は明確に書かれており、混乱を避けるためです。
B2 verb /ɪnˈkwaɪər/

enquire

尋ねる
Meaning
to ask for information about something
Example
He enquired about the train schedule.
彼は列車の時刻表について尋ねました。
B2 verb /ɪˈrɛkt/

erect

建てる
Meaning
to build or construct something; to set upright
Example
They erected a statue in the town square.
彼らは町の広場に像を建てました。
B2 verb /ɪˈvæljueɪt/

evaluate

評価する
Meaning
To assess or judge the value, quality, or significance of something.
Example
The teacher will evaluate the students’ projects tomorrow.
教師は明日学生のプロジェクトを評価します。
B2 noun /ˈaɪ.lɪd/

Eyelid

まぶた
Meaning
either of the upper or lower folds of skin that cover the eye when closed
Example
Her eyelids felt heavy with sleep.
彼女のまぶたは眠気で重く感じた。
B2 noun ɪkˈspænʃən

expansion

拡張
Meaning
The action of becoming larger or more extensive; growth or development.
Example
Volunteering helps in the expansion of social networks.
ボランティア活動は、社会的ネットワークの拡張に役立ちます。
B2 noun /ɪnˈdjʊə.rəns/

endurance

耐久力
Meaning
The fact or power of enduring an unpleasant or difficult process or situation without giving way.
Example
Running a marathon requires exceptional endurance.
マラソンを走るには卓越した耐久力が必要です。
B2 noun ɪˈmɪʃ.ənz

emissions

排出
Meaning
The production and discharge of something, especially gas, heat, light, or radiation.
Example
Carbon emissions are rising globally.
炭素排出は世界中で増加しています。
B2 noun /ɪmˈbærəsmənt/

embarrassment

恥ずかしさ
Meaning
a feeling of self-consciousness, shame, or awkwardness
Example
Her face turned red with embarrassment after the mistake.
彼女は間違いを犯した後、恥ずかしさで顔が赤くなった。
B2 noun /ɪɡˈzɔːstʃən/

exhaustion

疲労
Meaning
A state of extreme physical or mental fatigue.
Example
Chronic exhaustion can lead to burnout and decreased productivity.
慢性的な疲労は、バーンアウトや生産性の低下を引き起こす可能性があります。
B2 noun ɪnˈdev.ər

endeavor

努力
Meaning
An attempt to achieve a goal; a serious determined effort.
Example
The endeavor to innovate space tourism is ambitious.
スペースツーリズムの革新への努力は野心的です。
B2 adjective /ɪˈmɜːrdʒɪŋ/

emerging

新興
Meaning
becoming known, developing, or starting to exist
Example
Bangladesh is one of the fastest emerging economies in the world.
バングラデシュは世界で最も急速に成長している新興経済の一つです。
B2 noun /ˌek.spekˈteɪ.ʃən/

Expectation

期待; 予想;
Meaning
a strong belief that something will happen or be the case; anticipation
Example
The new teacher exceeded everyone's expectations with her innovative teaching methods.
新しい教師は、その革新的な教授法で皆の期待を超えました。
B2 noun /ˈaɪ.bɔːl/

Eyeball

眼球
Meaning
the round part of the eye within the eyelids and socket
Example
The doctor examined his eyeball carefully.
医者は彼のアイボールを注意深く調べました。
B2 verb /ɪnˈteɪl/

entail

Meaning
to involve something as a necessary or inevitable part or consequence
Example
The job will entail a lot of travel across the country.
B2 adjective /ɪkˌsperɪˈmentl/

experimental

実験的
Meaning
based on untested ideas or techniques; relating to experiments or testing
Example
The scientists developed an experimental drug to treat cancer.
科学者たちは癌を治療するために実験的な薬を開発しました。
B2 noun /ˌɛksɪˈkjuːʃən/

execution

実行、遂行
Meaning
the act of carrying out a plan, order, or legal sentence
Example
The success of a project depends on its proper execution.
プロジェクトの成功はその適切な実行に依存します。
B2 adverb /ɪkˈstɜrnəli/

externally

外見上
Meaning
in a way that relates to the outer surface or outside appearance
Example
The building appeared externally modern, but inside it was quite old-fashioned.
建物は外見上は現代的に見えたが、中はかなり古風だった。
B2 noun /ˈɛntəti/

entity

実体
Meaning
something that exists as a single and complete unit; an organization or being
Example
The new company will operate as a separate legal entity.
新しい会社は別個の法的実体として運営されます。
B2 verb /ɪkˈskluːd/

exclude

除外する
Meaning
To deliberately leave out or prevent someone or something from being included.
Example
The list excludes temporary workers.
リストは臨時労働者を除外しています。
B2 verb /ɪnˈdjʊər/

endure

耐える
Meaning
to suffer something difficult or unpleasant patiently
Example
He had to endure years of hardship before achieving success.
成功を収める前に何年もの困難に耐えなければならなかった。
B2 noun ˌiːkəˈlɒdʒɪkəl ˈbæləns

ecological balance

エコロジカルバランス
Meaning
A state of dynamic equilibrium within a community of organisms.
Example
Maintaining ecological balance is essential for a sustainable planet.
エコロジカルバランスを保つことは、持続可能な惑星にとって不可欠です。
B2 noun /ɪnˈdɔːrs.mənt/

endorsement

支持
Meaning
A public or official statement of support or approval.
Example
The celebrity's endorsement increased the product's sales.
セレブの後援により製品の販売が増加しました。
B2 noun /ɪˈliːt/ or /eɪˈliːt/

elite

エリート
Meaning
A select group that is superior in terms of ability or qualities.
Example
Only the elite were invited to the exclusive event.
エリートだけがその独占的なイベントに招待されました。
B2 verb /ɪnˈkʌmpəs/

encompass

網羅する
Meaning
To include comprehensively; to surround or encircle.
Example
The project will encompass all aspects of rural development.
そのプロジェクトは農村開発のすべての側面を網羅します。
B2 adjective /ɪɡˈzɑːtɪk/

exotic

異国的で魅力的
Meaning
Unusual and attractive because it is from a foreign place or culture.
Example
The garden was filled with exotic plants from tropical countries.
庭は熱帯の国々からのエキゾチックな植物で満たされていました。
B2 noun /ˌɛkskləˈmeɪʃən/

exclamation

感嘆
Meaning
A sudden cry or remark expressing strong emotion or surprise.
Example
She let out an exclamation of joy when she heard the news.
彼女はそのニュースを聞いて、喜びの感嘆を漏らしました。
B2 verb /ɪkˈsploʊd/

explode

爆発する
Meaning
to burst or shatter violently and noisily as a result of rapid combustion or pressure
Example
The bomb exploded in the middle of the street.
爆弾は通りの真ん中で爆発しました。
B2 noun ɪˈfɪʃ.ən.si

efficiency

効率
Meaning
The state or quality of being efficient; achieving maximum productivity with minimum wasted effort or expense.
Example
Efficiency in communication is crucial for businesses.
コミュニケーションにおける効率はビジネスにとって重要です。
B2 noun /ˈaɪ.saɪt/

Eyesight

視力
Meaning
the ability to see; vision
Example
Regular eye checkups are important for maintaining good eyesight.
定期的な目の検査は良い視力を維持するために重要です。
B2 verb ɪˈrɛktɪŋ

erecting

建設する
Meaning
To build; construct; set up in a vertical position.
Example
The workers were erecting a new building downtown.
労働者たちは市街地で新しい建物を建てていました。
B2 noun /ˌɒn.trə.prəˈnɜːr/

Entrepreneur

ビジネスや複数のビジネスを組織し運営する人
Meaning
a person who organizes and operates a business or businesses
Example
The young entrepreneur started her own tech company at age 22.
若い起業家は22歳で自分のテクノロジー企業を立ち上げました。
B2 verb ˈɛskəleɪt

escalate

エスカレート
Meaning
To increase rapidly; to become more intense or serious
Example
The aging population is escalating at an alarming rate.
高齢化する人口は警告的な速度でエスカレートしています。
B2 noun /ɪkˈspəʊʒər/

exposure

曝露
Meaning
the state of being exposed to contact with something, especially harmful
Example
Prolonged exposure to the sun can damage your skin.
長時間太陽に曝されると、肌にダメージを与えることがあります。
B2 adjective ɪkˈstɪŋkt

extinct

絶滅
Meaning
No longer in existence; having died out completely.
Example
Some species are becoming extinct due to overfishing.
いくつかの種は過剰な漁業によって絶滅の危機に瀕しています。
B2 verb /ɪɡˈzɜrt/

exert

行使する
Meaning
to apply or bring to bear; to use physical or mental effort
Example
He exerted all his strength to lift the heavy box.
彼は重い箱を持ち上げるために全力を尽くした。
B2 noun /ɪnˈθuziæst/

enthusiast

熱狂的なファン
Meaning
a person who is very interested in a particular activity or subject
Example
He is a football enthusiast and watches every match.
彼はサッカーenthusiastで、毎試合見ています。
B2 verb, adjective /ɪˈlæbəreɪt/ (verb), /ɪˈlæbərət/ (adjective)

elaborate

詳しく説明する / 複雑で詳細なデザイン
Meaning
verb: to explain something in detail; adjective: detailed and complicated in design
Example
She asked him to elaborate on his proposal.
彼女は彼に提案について詳しく説明するように頼んだ。
B2 verb /ɪmˈbɒdi/

embody

具現化する
Meaning
To give tangible or visible form to an idea, quality, or feeling.
Example
She embodies the spirit of generosity.
彼女は寛大さの精神を体現しています。
B2 noun /ˈet.ɪ.kət/

Etiquette

エチケット
Meaning
the customary code of polite behavior in society or among members of a particular profession
Example
Proper etiquette requires standing when a lady enters the room.
適切なエチケットは、女性が部屋に入るときに立ち上がることを求めます。
B2 adjective /ɪnˈvaɪrənmənt ˈfrɛndli/

environment-friendly

環境に優しい
Meaning
Designed or produced in a way that causes minimal harm to the environment, often using sustainable materials and processes that reduce ecological impact.
Example
Environment-friendly products are designed to reduce ecological damage.
環境に優しい製品は、環境へのダメージを減らすように設計されています。
B2 noun /ɪnˌsaɪkləˈpiːdiə/

encyclopedia

百科事典
Meaning
a book or set of books containing information on many subjects, usually arranged alphabetically
Example
She used an encyclopedia to complete her school project.
彼女は学校のプロジェクトを完成させるために百科事典を使いました。
B2 noun /ɪɡˈzæmɪnər/

examiner

試験官
Meaning
A person who tests or inspects knowledge, skills, or qualifications
Example
The examiner reviewed each student's answer sheet carefully.
試験官は各学生の答案用紙を注意深く確認した。
B2 noun /ˈɜːrnər/

earner

稼ぐ人
Meaning
A person who earns money through work or business
Example
She is the primary earner in her family.
彼女は家族の主要な稼ぐ人です。
B2 adverb /ɪˈfɪʃəntli/

efficiently

効率的に
Meaning
in a way that achieves maximum productivity with minimum wasted effort or expense
Example
She managed to complete the task efficiently within the deadline.
彼女は締め切り内に効率的にタスクを完了させました。
B2 verb ɪˈmɜːdʒɪz

emerges

現れる
Meaning
To come forth, appear, or arise from something
Example
A major health crisis emerges from pollution.
重大な健康危機が汚染から現れる。
B2 noun ɪnˌvaɪrənˈmɛntəl ˌdɛɡrəˈdeɪʃən

environmental degradation

環境劣化
Meaning
The deterioration of the environment through depletion of resources and destruction of ecosystems.
Example
Environmental degradation threatens biodiversity.
環境劣化は生物多様性を脅かしています。
B2 verb /ɪˈmɪt/

emit

放出する
Meaning
to send out something such as light, heat, sound, or gas
Example
The factory emits smoke into the atmosphere.
工場は大気中に煙を排出します。
B2 verb /ɪkˈspaɪər/

expire

期限切れ
Meaning
to come to an end, especially a period of validity or life
Example
My passport will expire next month.
私のパスポートは来月期限切れになります。
B2 noun /ˌep.ɪˈdem.ɪk/

Epidemic

流行病
Meaning
a widespread occurrence of an infectious disease in a community
Example
The flu epidemic affected thousands of people across the country.
インフルエンザのエピデミックは全国で何千人もの人々に影響を与えました。
B2 noun /ɪˈfɛktɪvnəs/

effectiveness

効果
Meaning
the degree to which something is successful in producing a desired result.
Example
The effectiveness of the new policy is still being evaluated.
新しい政策の効果はまだ評価中です。
B2 noun /ˌɛkspɜːˈtiːz/

expertise

専門知識
Meaning
Expert knowledge or skill in a particular area.
Example
His expertise in graphic design is widely recognized.
彼のグラフィックデザインの専門知識は広く認められています。
B2 adverb /ɪˈməʊʃənəli/

emotionally

感情的に
Meaning
in a way that relates to a person's feelings or emotions
Example
She became emotionally attached to her pet.
彼女はペットに感情的に結びついていた。
B2 adverb /ˌiːkəˈnɒmɪkli/

economically

経済的に
Meaning
in a way that relates to economics or is efficient and not wasteful.
Example
The company is trying to operate more economically this year.
その会社は今年、より経済的に運営することを目指しています。
B2 noun ɪnˈhɑːns.mənt

enhancement

向上
Meaning
An increase or improvement in quality, value, or extent.
Example
Enhancement of education quality is vital.
教育の質の向上は非常に重要です。
B2 verb /ɪmˈbreɪs/

embrace

抱きしめる
Meaning
to hold someone closely in your arms; to accept willingly
Example
She embraced her friend at the airport.
彼女は空港で友達を抱きしめました。
B2 verb /ɪkˈskleɪm/

exclaim

叫ぶ
Meaning
to cry out suddenly in surprise, strong emotion, or excitement
Example
She exclaimed with joy when she saw the gift.
彼女はプレゼントを見て喜びの声を上げた。
B2 noun ɪˌvæljuˈeɪʃən

evaluation

評価
Meaning
The making of a judgment about the amount, number, or value of something; assessment.
Example
Accurate evaluation helps determine resource sustainability.
正確な評価は、資源の持続可能性を決定するのに役立ちます。
B2 adverb /ɪˈsɛnʃəli/

essentially

本質的に
Meaning
Used to emphasize the basic or fundamental nature of something.
Example
The two plans are essentially the same.
その2つの計画は本質的に同じです。
B2 noun /ɪˈstæblɪʃmənt/

establishment

設立
Meaning
An organization, business, or system; the act of setting something up.
Example
The restaurant is a new establishment in town.
レストランは町の新しい設立です。
B2 verb /ɪˈmɜːrdʒ/

emerge

Meaning
to come into view or become apparent; to arise or appear from something
Example
New opportunities will emerge as the industry grows.
B2 noun /ˈɛseɪ/

essay

エッセイ
Meaning
A short piece of writing on a particular subject.
Example
She wrote an essay about climate change.
彼女は気候変動についてのエッセイを書きました。
B2 verb /ɪnˈdeɪndʒər/

endanger

危険にさらす
Meaning
To put someone or something at risk or in danger.
Example
Cutting down forests can endanger many species of animals.
森林伐採は多くの動物の種を危険にさらす可能性があります。
B2 verb /ˈɛskɔrt/

escort

付き添う
Meaning
to accompany someone; to guide or protect while going somewhere
Example
The guard escorted the visitor to the office.
ガードは訪問者をオフィスにエスコートしました。
B2 noun /ˈen.ə.dʒi sɪˈkjʊə.rɪ.ti/

energy security

エネルギーの安全保障
Meaning
The reliable availability of energy sources at an affordable price for a nation or region.
Example
Energy security ensures consistent supply.
エネルギーセキュリティは一貫した供給を確保します。
B2 noun /iˈkɒl.ə.dʒi/

ecology

生態学
Meaning
the study of how living things interact with each other and their environment
Example
Ecology helps us understand how pollution affects animals and plants.
エコロジーは、汚染が動物や植物にどのように影響するかを理解する手助けをします。
B2 adjective /ɪɡˈzɔː.stɪd/

exhausted

疲れ果てた
Meaning
Extremely tired; having no energy left.
Example
Feeling exhausted after waking up is common.
目が覚めた後に疲れ果てたと感じるのはよくあることです。
B2 noun ɪˌlɪm.ɪˈneɪ.ʃən

elimination

排除
Meaning
The complete removal or destruction of something.
Example
The elimination of emissions is a priority.
排出の排除は優先事項です。
B2 noun /ˈɛθɪk/

ethic

倫理
Meaning
a set of moral principles, especially ones relating to a particular group, system, or profession
Example
He has a strong work ethic and always meets deadlines.
彼は強い労働倫理を持っており、常に締め切りを守ります。