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.
例句
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?
词族
记忆技巧
Think of 'Chū' (Middle/Neutral), 'Sei' (Nature), and 'Shi' (Child/Small thing). It is the 'Neutral-natured small particle'.
快速测验
原子核は陽子と( )でできています。
正确!
正确答案是: 中性子
例句
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.
词族
常见搭配
常用短语
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
容易混淆的词
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.
使用说明
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.
常见错误
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.
记忆技巧
Think of 'Chū' (Middle/Neutral), 'Sei' (Nature), and 'Shi' (Child/Small thing). It is the 'Neutral-natured small particle'.
词源
A Japanese loan-translation (calque) of the English word 'neutron', combining 'chūsei' (neutral) and 'shi' (particle/child).
语法模式
文化背景
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.
快速测验
原子核は陽子と( )でできています。
正确!
正确答案是: 中性子
相关词汇
相关词
抗争
A1A serious struggle or conflict between opposing groups, factions, or organizations. It often implies a prolonged period of resistance, power struggles, or violent feuding.
平和
A1A state of harmony and the absence of conflict, war, or disturbance. It is used to describe both global stability between nations and a quiet, tranquil personal lifestyle or environment.
和平
A1和平 (wahei) refers to a state of peace or the restoration of peace, specifically in a diplomatic or formal context between conflicting parties. Unlike the more general word for peace (平和), it often implies the process of ending a war or dispute through negotiation.
休戦
A1A temporary cessation of fighting or conflict by mutual agreement; a truce or armistice. It indicates a period where parties agree to stop hostile actions, whether in a literal war or a metaphorical argument.
停戦
A1A temporary cessation of fighting or a ceasefire agreement between opposing forces in a conflict. It is used when parties agree to stop hostilities to allow for negotiations, humanitarian aid, or the permanent end of a war.
組織
A1Soshiki refers to a structured group of people working together for a specific purpose, such as a company, institution, or system. It can also refer to biological tissue in a medical or scientific context, describing how cells are arranged.
協会
A1An organized group of people who have the same interest, job, or purpose. It is commonly used for professional bodies, sports leagues, or non-profit organizations that represent a collective interest.
学会
A1An academic society or a professional organization where scholars and researchers share their findings. It also commonly refers to the specific academic conferences or meetings organized by these groups.
法人
A1A legal entity or organization, such as a company or non-profit, that is recognized by law as having rights and duties similar to those of a person. It distinguishes a group or institution from an individual human being in legal and business matters.
組合
A1A formal organization or association formed by individuals or groups with a common interest, most commonly referring to a labor union or a cooperative. It describes a collective body where members work together to achieve shared social, economic, or professional goals.
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