B2 noun/verb /ˈkwɒr.ən.tiːn/

quarantine

隔離

Meaning

A period of isolation to prevent the spread of disease.

Example

The travelers were placed in quarantine for two weeks.

旅行者は2週間の隔離にされました。

B2 adjective /ˈkwɔːrtərli/

Quarterly

四半期ごと

Meaning

occurring every three months; relating to a quarter of a year

Example

The company publishes quarterly reports to shareholders.

会社は株主に四半期ごとの報告書を発行します。

B2 noun /ˌkwes.tʃəˈneər/

questionnaire

アンケート

Meaning

a set of written questions used to collect information or opinions

Example

Participants filled out a detailed questionnaire about their habits.

参加者は自分の習慣についての詳細なアンケートに記入しました。

B2 adjective /ˈkwɑː.lɪ.teɪ.tɪv/

Qualitative

定性的

Meaning

relating to quality or character rather than quantity; descriptive rather than numerical

Example

The research focuses on qualitative analysis rather than numbers.

研究は数字よりも定性的分析に焦点を当てています。

B2 adjective /ˈkwestʃənəbl/

Questionable

疑わしい

Meaning

doubtful; dubious; suspicious; open to doubt or suspicion

Example

His questionable business practices led to an investigation.

彼の疑わしいビジネス慣行は調査を引き起こしました。

B2 noun /ˈkwɔːtərˌbæk/

quarterback

クォーターバック

Meaning

the player who directs a team’s offense in American football

Example

The quarterback threw a perfect pass.

クォーターバックは完璧なパスを投げました。

B2 noun /ˈkwɔː.tərz/

Quarters

宿舎; 兵舎; 軍の住宅

Meaning

living accommodation; lodgings; military housing

Example

The soldiers returned to their quarters after the training exercise.

兵士たちは訓練後、自分の宿舎に戻りました。

B2 noun /ˈkwɪə.ri/

Query

問い合わせ; 質問;

Meaning

a question or inquiry; a request for information

Example

I have a query about the new policy changes in the company.

私は会社の新しいポリシー変更についてのクエリがあります。

B2 noun ˈkwəʊ.tə

quota

クォータ

Meaning

A limited or fixed number or amount of people or things, in particular.

Example

The quota reform was a key demand.

クォータ改革は重要な要求でした。

B2 noun /kwəʊˈteɪʃən/

quotation

引用; 見積もり

Meaning

a group of words taken from a text or speech and repeated exactly; an estimated price given for goods or services

Example

The article opened with a famous quotation from Shakespeare.

その記事はシェイクスピアの有名な引用で始まった。

B2 adjective /ˈkwɑːn.tɪ.teɪ.tɪv/

Quantitative

定量的

Meaning

relating to quantity or amount; expressed in terms of numbers or measurements

Example

The study provides quantitative evidence of climate change effects.

この研究は、気候変動の影響に関する定量的な証拠を提供します。

B2 noun /kwest/

Quest

探求; 探索

Meaning

a journey or search for something; an adventure to achieve a goal

Example

The knight embarked on a quest to find the legendary treasure.

騎士は伝説の宝物を見つけるための探求を始めました。

B2 verb /kweɪk/

quake

震える

Meaning

to shake or tremble, often due to fear or a natural event like an earthquake

Example

The ground began to quake during the earthquake.

地震の間、地面が震え始めた。

B2 adjective /ˈkwɜːrki/

quirky

風変わりな

Meaning

Unusual in an interesting, charming, or odd way.

Example

She has a quirky sense of fashion that makes her stand out.

彼女は個性的なファッションセンスを持っており、それが彼女を際立たせています。

B2 noun /kwɪlt/

Quilt

キルト

Meaning

a warm bed covering made of padding enclosed between layers of fabric

Example

Grandmother made a beautiful quilt with colorful patches for my bed.

祖母は私のベッドのためにカラフルなパッチで美しいキルトを作りました。

B2 noun /ˈkwɒr.əl/

Quarrel

口論; 争い

Meaning

an angry argument or disagreement between people

Example

They had a quarrel about money and stopped talking to each other.

彼らはお金のことで口論し、互いに話すのをやめました。

B2 noun ˈkwɒlɪti sliːp

quality sleep

質の高い睡眠

Meaning

Deep and healthy sleep that is adequate and restorative, ensuring physical and mental well-being

Example

Quality sleep improves cognitive function and overall health.

質の高い睡眠は認知機能と全体的な健康を向上させます。