不良な
The word describes a state of being below acceptable standards or defective in quality.
不良な 30초 만에
- Refers to something being of low quality or defective.
- Commonly used in formal or technical contexts for standards.
- Can also refer to unhealthy habits or poor conditions.
概要:「不良な」は、あるべき状態や基準に達していない、あるいは望ましくない状態であることを示す形容詞です。単に「悪い」よりも客観的な評価や、基準との乖離を強調する際に用いられます。
- 1使用パターン:名詞を修飾する「不良な〜」という形が多く使われます。特に「不良な製品」「不良な環境」のように、品質管理や状態の評価に関する文脈で多用されます。また、「不良」という名詞単体で「非行少年」や「欠陥品」を指すこともあります。
一般的な文脈:ビジネスシーンでは製品の不具合(不良品)を指すことが多く、健康や生活の文脈では「不良な姿勢」や「不良な生活習慣」といった表現で、改善が必要な状態を指します。
- 1類語比較:「悪い」は非常に広範囲に使われる一般的な語ですが、「不良な」はよりフォーマルで、特定の基準や品質に対する評価というニュアンスが強くなります。「粗悪な」は品質が極めて低いことを強調するのに対し、「不良な」は単に基準を満たしていない状態を指すため、より中立的な評価と言えます。
예시
不良な姿勢は腰痛の原因になります。
everydayPoor posture causes lower back pain.
検査の結果、不良な部品が発見された。
formalDefective parts were discovered during the inspection.
자주 쓰는 조합
자주 쓰는 구문
不良品を返品する
return a defective product
生活習慣が不良
unhealthy lifestyle habits
자주 혼동되는 단어
문법 패턴
사용법
사용 참고사항
The word is formal and often used in technical or medical contexts. It is not suitable for casual conversation about personal preferences. Always ensure you are referring to a measurable standard when using it.
자주 하는 실수
Learners often use it to describe personal feelings like 'bad mood' or 'bad weather'. It is strictly for quality, condition, or compliance. Use '悪い' for feelings or general situations.
팁
Focus on standard compliance
Avoid using for personal opinions
The 'delinquent' nuance
어원
Derived from the Sino-Japanese characters 不 (not) and 良 (good). It literally translates to 'not good' but has solidified into a term for 'defective' or 'substandard'.
문화적 맥락
In Japanese society, 'furyo' is a common term in school settings to describe students who break rules. However, as an adjective 'furyo-na', it remains a neutral, formal descriptor for objects and health.
암기 팁
Think of 'F-grade' for 'Furyo'. If something is F-grade, it is definitely 'furyo' (defective/poor).
자주 묻는 질문
4 질문셀프 테스트
工場で検査の結果、___な製品が見つかった。
製品の欠陥を指す場合は「不良」または「不良な」を使います。
점수: /1
Summary
The word describes a state of being below acceptable standards or defective in quality.
- Refers to something being of low quality or defective.
- Commonly used in formal or technical contexts for standards.
- Can also refer to unhealthy habits or poor conditions.
Focus on standard compliance
Avoid using for personal opinions
The 'delinquent' nuance
예시
2 / 2不良な姿勢は腰痛の原因になります。
Poor posture causes lower back pain.
検査の結果、不良な部品が発見された。
Defective parts were discovered during the inspection.
관련 콘텐츠
비즈니스 관련 단어
遅めに
B1Late or later than usual.
経理
B1Accounting, accounts department; managing financial records.
的確な
B1Accurate; precise; exactly correct.
達成する
B1To achieve; to accomplish a goal.
活性化
B2To make something more active, lively, or effective. It is used for communities (revitalization), economies (stimulation), and biological processes (activation).
付加
B2To add or attach something extra to an existing thing to increase its value or function.
優位性
B2The state of being in a superior or more advantageous position compared to others; an edge or competitive advantage.
有利
A2Advantageous, favorable; beneficial in a situation.
有利に
B1Advantageously; favorably.
宣伝する
B1To promote; to publicize; to advertise.