粒子
A very small piece or bit of matter, such as a grain of sand, a speck of dust, or a microscopic unit like an atom or molecule. It is commonly used in scientific contexts to describe the fundamental components of a substance or in photography to describe the grain of an image.
Exemples
3 sur 5砂の粒子がとても細かいです。
The particles of sand are very fine.
このフィルターは微細な粒子を捕集します。
This filter captures fine particles.
この写真、粒子が粗くてかっこいいね。
This photo has a coarse grain (particles), it looks cool.
Famille de mots
Astuce mémo
Look at the kanji: 粒 (grain) + 子 (child/small thing). A 'child of a grain' is a tiny particle.
Quiz rapide
空気中には目に見えないほど小さな___が飛んでいる。
Correct !
La bonne réponse est : 粒子
Exemples
砂の粒子がとても細かいです。
everydayThe particles of sand are very fine.
このフィルターは微細な粒子を捕集します。
formalThis filter captures fine particles.
この写真、粒子が粗くてかっこいいね。
informalThis photo has a coarse grain (particles), it looks cool.
光は波と粒子の両方の性質を持っています。
academicLight has the properties of both a wave and a particle.
弊社のトナーは粒子径が均一で、高品質な印刷が可能です。
businessOur company's toner has a uniform particle size, enabling high-quality printing.
Famille de mots
Collocations courantes
Phrases Courantes
素粒子
elementary particle
浮遊粒子状物質
suspended particulate matter
粒子の粗い画像
grainy image
Souvent confondu avec
Joshi refers to grammatical particles (like 'wa' or 'ga'), while ryuushi refers to physical particles of matter.
Notes d'usage
While 'ryuushi' is used for scientific and microscopic particles, 'tsubu' (粒) is preferred for visible grains like rice or drops of rain. In photography and film, 'ryuushi' describes the graininess of the image.
Erreurs courantes
Don't use this word to refer to grammatical particles; use 'joshi' (助詞) instead. Also, avoid using it for food grains unless discussing their scientific composition.
Astuce mémo
Look at the kanji: 粒 (grain) + 子 (child/small thing). A 'child of a grain' is a tiny particle.
Origine du mot
Derived from Sinitic roots: 'ryuu' (grain) and 'shi' (a diminutive suffix or child), combined to mean a minute piece of matter.
Modèles grammaticaux
Contexte culturel
Often mentioned in Japanese weather reports regarding 'PM2.5' (micro-particulate matter) crossing the sea from the continent.
Quiz rapide
空気中には目に見えないほど小さな___が飛んでいる。
Correct !
La bonne réponse est : 粒子
Vocabulaire associé
Mots lis
直径
A1The distance from one side of a circle to the other, passing through the center point. It is a fundamental measurement used in geometry and daily life to describe the size of round objects like plates or pipes.
面積
A1面積 refers to the measurement of the size of a surface or the amount of space inside a two-dimensional shape. It is commonly used in mathematics, real estate, and geography to describe how much space a flat object or land occupies.
濃度
A1The degree to which a substance is contained within a solution or mixture, or the depth of color and thickness of a liquid. It is commonly used in scientific, culinary, and environmental contexts to describe how strong or weak a solution is.
鹿
A1A four-legged herbivorous mammal known for its antlers and graceful movement. In Japan, they are particularly famous for roaming freely in areas like Nara Park where they are considered sacred.
鷲
A1A large, powerful bird of prey with a massive hooked bill and broad wings, known for its keen eyesight and soaring flight. In Japanese, it specifically refers to larger raptors, often serving as a symbol of strength and majesty.
鷹
A1A hawk is a bird of prey known for its sharp eyesight, curved beak, and powerful talons. In Japanese culture, it is often used as a symbol of nobility, strength, and keen perception.
鯨
A1A large marine mammal that breathes air through a blowhole and lives in the ocean. In Japanese, it refers to all types of whales, often seen as symbols of nature's vastness.
電子
A1Refers to an electron in a scientific context or, more commonly, signifies that something is digital or electronic. It is frequently used as a prefix to describe modern technology replacements for traditional items like books or money.
中性子
A1A 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.
化合物
A1A substance formed when two or more chemical elements are chemically bonded together. It is used primarily in scientific contexts to describe materials with a fixed ratio of components.
Commentaires (0)
Connectez-vous pour CommenterCommencez à apprendre les langues gratuitement
Commence Gratuitement