細菌
Microscopic single-celled organisms that can be found everywhere, including inside the human body. While some cause diseases, many are beneficial for health and the environment.
예시
3 / 5手を洗って、細菌をなくしましょう。
Let's wash our hands and get rid of bacteria.
この薬は特定の細菌に対して効果があります。
This medicine is effective against specific bacteria.
細菌が怖いから、よく掃除するよ。
I clean a lot because I'm scared of germs.
어휘 가족
암기 팁
Look at the kanji: 細 (thin/small) and 菌 (fungus/germ). It literally means 'tiny germs' that you can't see without a microscope.
빠른 퀴즈
お腹が痛いのは、悪い___のせいかもしれません。
정답!
정답은: 細菌
예시
手を洗って、細菌をなくしましょう。
everydayLet's wash our hands and get rid of bacteria.
この薬は特定の細菌に対して効果があります。
formalThis medicine is effective against specific bacteria.
細菌が怖いから、よく掃除するよ。
informalI clean a lot because I'm scared of germs.
細菌の増殖速度は温度に依存します。
academicThe growth rate of bacteria depends on temperature.
食品工場では、細菌汚染を防ぐ対策が必要です。
businessMeasures to prevent bacterial contamination are necessary in food factories.
어휘 가족
자주 쓰는 조합
자주 쓰는 구문
細菌兵器
biological weapon
腸内細菌
gut flora / intestinal bacteria
細菌検査
bacterial test
자주 혼동되는 단어
Bacteria are living organisms that can reproduce on their own, whereas viruses need a host cell to replicate.
Kabi refers to mold/fungi, which are multicellular and biologically more complex than single-celled bacteria.
사용 참고사항
Saikin is a scientific and neutral term. In casual contexts involving hygiene or illness, speakers often use 'baikin' (germs) or simply 'kin'.
자주 하는 실수
Learners often use Saikin for viruses (uirusu) as well; remember that antibiotics only work on Saikin, not viruses.
암기 팁
Look at the kanji: 細 (thin/small) and 菌 (fungus/germ). It literally means 'tiny germs' that you can't see without a microscope.
어원
A compound word formed from 'sai' (small/fine) and 'kin' (fungus/germ), used to translate the Western biological concept of bacteria.
문법 패턴
문화적 맥락
Japan has a strong cultural emphasis on cleanliness, leading to many 'antibacterial' (抗菌 - kōkin) products being sold in stores.
빠른 퀴즈
お腹が痛いのは、悪い___のせいかもしれません。
정답!
정답은: 細菌
관련 어휘
관련 단어
不安
A1A state of feeling worried, anxious, or insecure about something. It describes a lack of peace of mind or a sense of apprehension regarding the future or an unknown outcome.
安心
A1A state of mind characterized by relief, peace, and the absence of anxiety or fear. It describes the feeling of being at ease after a worry is removed or when one feels secure in a situation.
驚き
A1A noun referring to the state of being surprised, amazed, or shocked by something unexpected. It encompasses a wide range of emotions from mild astonishment to profound disbelief, often used to describe the reaction to news or events.
感動
A1A deep emotional state of being moved or touched by something impressive, beautiful, or noble. It describes the feeling of your heart being stirred by a movie, a piece of music, or an act of kindness.
不満
A1A state of being dissatisfied or unhappy because something does not meet one's expectations or needs. It refers to both the internal feeling of discontent and the expression of that feeling.
幸福
A1Kōfuku refers to a state of happiness, well-being, or bliss. It is often used to describe a long-term state of contentment or a profound sense of blessing, appearing more frequently in formal or written contexts than the common word 'shiawase'.
絶望
A1A state of complete loss of hope or the feeling that a situation is impossible to improve. It describes a deep emotional distress where one feels there are no possibilities left.
楽しみ
A1Tanoshimi refers to the feeling of pleasure, joy, or anticipation one has for an upcoming event or a hobby. It is most commonly used to express that someone is looking forward to something in the future.
痛み
A1Itami is a noun that refers to physical pain or emotional distress. It is used to describe the general sensation of hurting in the body or the feeling of sorrow in the heart.
快感
A1A strong feeling of physical or psychological pleasure and satisfaction. It often refers to a sudden or intense sensation of delight, such as from a physical activity or achieving a difficult goal.
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