A1 noun 正式 #2,747 最常用

中性子

chūseishi /t͡ɕɯːseːɕi/

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

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1

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.

2

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.

3

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

名词
中性
形容词
中性的
相关
原子
💡

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

1

理科の授業で中性子について習いました。

everyday

I learned about neutrons in my science class.

2

原子核は陽子と中性子から構成されています。

formal

The atomic nucleus is composed of protons and neutrons.

3

中性子って、たしか重力に関係あるんだよね?

informal

Neutrons are related to gravity, right?

4

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。

academic

The density of a neutron star is extremely high, reaching hundreds of millions of tons with just a single spoonful.

5

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。

business

Our company provides non-destructive testing technology using the latest neutron beams.

词族

名词
中性
形容词
中性的
相关
原子

常见搭配

中性子星 neutron star
中性子ビーム neutron beam
中性子捕獲 neutron capture
中性子回折 neutron diffraction
中性子源 neutron source

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

中性子 vs ニュートリノ

A neutrino is a nearly massless elementary particle, whereas a neutron is a much heavier nucleon found in atoms.

中性子 vs 中性

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

Used as a common noun. Often functions as a modifier using 'no', as in '中性子の発見' (Discovery of the neutron).
🌍

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

協力

A1

Cooperation or collaboration where two or more people combine their efforts to achieve a common goal. It is used in both personal and professional settings to describe working together as a team or providing assistance.

提案

A1

A suggestion or proposal of a plan or idea for others to consider. It is used in both casual conversations and professional meetings to introduce a potential course of action.

輸出

A1

The act of sending goods or services produced in one country to another country for sale or trade. In Japanese, it functions as a noun and a suru-verb, representing the 'exit' of products from a domestic market.

輸入

A1

The act of bringing goods, services, or materials into a country from abroad for sale or use. In Japanese, it functions as a noun or can be combined with 'suru' to become a verb meaning 'to import'.

資源

A1

Shigen refers to valuable materials or assets, such as natural minerals, energy sources, or human talent, that can be used for production or survival. It is widely used in economics, environmental science, and daily life to describe both raw materials and abstract wealth.

保護

A1

The 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.

観察

A1

Observation is the act of watching someone or something carefully in order to gain information or understand a process. It is frequently used in scientific studies, nature analysis, and describing the act of paying close attention to details.

競争

A1

Kyousou refers to the act of competing or vying with others to achieve a goal, win a prize, or establish superiority. It is a versatile term used in sports, business, and academics to describe both structured contests and general rivalry.

拡大

A1

The 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).

製造

A1

The process of making or producing goods, typically on a large scale using machinery. It refers specifically to industrial manufacturing rather than making things by hand on a small scale.

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