中性子
A neutron is a subatomic particle found in the nucleus of an atom that carries no electric charge. It has a mass slightly larger than that of a proton and is essential for the stability of atomic nuclei.
예시
3 / 5理科の授業で中性子について習いました。
I learned about neutrons in my science class.
原子核は陽子と中性子から構成されています。
The atomic nucleus is composed of protons and neutrons.
中性子って、たしか重力に関係あるんだよね?
Neutrons are related to gravity, right?
어휘 가족
암기 팁
Think of 'Chū' (Middle/Neutral), 'Sei' (Nature), and 'Shi' (Child/Small thing). It is the 'Neutral-natured small particle'.
빠른 퀴즈
原子核は陽子と( )でできています。
정답!
정답은: 中性子
예시
理科の授業で中性子について習いました。
everydayI learned about neutrons in my science class.
原子核は陽子と中性子から構成されています。
formalThe atomic nucleus is composed of protons and neutrons.
中性子って、たしか重力に関係あるんだよね?
informalNeutrons are related to gravity, right?
中性子星の密度は極めて高く、スプーン一杯で数億トンに達する。
academicThe density of a neutron star is extremely high, reaching hundreds of millions of tons with just a single spoonful.
弊社は最新の中性子ビームを用いた非破壊検査技術を提供しています。
businessOur company provides non-destructive testing technology using the latest neutron beams.
어휘 가족
자주 쓰는 조합
자주 쓰는 구문
中性子を放出する
to emit a neutron
高速中性子
fast neutron
熱中性子
thermal neutron
자주 혼동되는 단어
A neutrino is a nearly massless elementary particle, whereas a neutron is a much heavier nucleon found in atoms.
Chūsei refers to neutrality (like pH 7 or gender), while Chūseishi specifically refers to the physical particle.
사용 참고사항
This is a technical scientific term and is almost exclusively used in physics, chemistry, or astronomy contexts. In casual conversation, it only appears when discussing science topics.
자주 하는 실수
Learners might confuse it with 'neutrality' (中性) because they share the same root, but the suffix 'shi' (子) is required to refer to the particle itself.
암기 팁
Think of 'Chū' (Middle/Neutral), 'Sei' (Nature), and 'Shi' (Child/Small thing). It is the 'Neutral-natured small particle'.
어원
A Japanese loan-translation (calque) of the English word 'neutron', combining 'chūsei' (neutral) and 'shi' (particle/child).
문법 패턴
문화적 맥락
Given Japan's history with nuclear science (both energy and the atomic bomb), technical terms like these often appear in educational curricula and news media more frequently than in some other cultures.
빠른 퀴즈
原子核は陽子と( )でできています。
정답!
정답은: 中性子
관련 어휘
관련 단어
保護
A1The act of keeping someone or something safe from harm, damage, or loss by providing care or creating boundaries. It is a versatile term in Japanese used for social welfare, environmental conservation, and digital security.
革命
A1A fundamental and sudden change in political power or social structure, often involving a shift in governance. It also refers to a major, transformative shift in technology, thought, or a specific field that completely alters how things are done.
拡大
A1The act of making something larger in size, scale, or scope. It is frequently used for physical enlargement (like a photo) or abstract growth (like a business or a problem).
販売
A1The act of selling goods or services to customers, typically within a commercial or professional context. It refers to the business process of making items available for purchase.
取引
A1A transaction or business deal involving the exchange of money, goods, or services. It refers to the process of doing business with another party or making a trade.
貯金
A1The act of saving money or the amount of money saved, typically in a bank or a piggy bank. It refers to setting aside funds for future use rather than spending them immediately.
借金
A1A sum of money that is borrowed from a person or an institution and is expected to be paid back. It refers to the state of owing money or the specific amount of debt accumulated.
利益
A1Refers to the financial profit a company or individual makes after deducting expenses. It also describes a general benefit, advantage, or gain that someone receives from a situation or action.
損失
A1A formal noun referring to the loss of something valuable, such as money, property, or time. It is commonly used in business or serious contexts to describe a reduction in value or a disadvantageous outcome.
予算
A1A budget or an estimate of the amount of money available for a specific purpose. It refers to the financial plan or limit set before spending occurs in personal, business, or government contexts.
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