1
quantum of [noun]
A photon is a quantum of light.
光子是光的一个量子。
量
先理解核心含义，再看它在真实句子里的用法。
量
a discrete amount of something analogous to the quantities in quantum theory
A photon is a quantum of light.
光子是光的一个量子。
可观察到的或可用的数量或量
The amount or quantity observably present, or available.
给定数量或可量化现象的最小单位
The smallest possible, and therefore indivisible, unit of a given quantity or quantifiable phenomenon.
在多线程环境中分配给线程执行工作的时间量
The amount of time allocated for a thread to perform its work in a multithreaded environment.
引起感染所需的病原体最小剂量
The minimum dose of a pathogen required to cause an infection.
A quantum of light is called a photon.
光的一个量子被称为光子。
Quantum mechanics explains the behavior of particles at the atomic scale.
量子力学解释了原子尺度上粒子的行为。
The new computer uses quantum bits, or qubits, to process information.
这台新计算机使用量子比特（即量子位）来处理信息。
A photon is a quantum of light.
光子是光的一个量子。
quantum 作定语修饰名词，表示与量子理论相关的。
Quantum mechanics revolutionized physics.
量子力学彻底改变了物理学。
quantum leap/jump 为固定短语，比喻重大突破。
The discovery was a quantum leap in technology.
这一发现是技术上的巨大飞跃。
Not this
There are many quantums in this experiment.
Use this
There are many quanta in this experiment.
“quantum”的复数形式是“quanta”（拉丁语复数），而非“quantums”。这是因为“quantum”源自拉丁语，复数遵循拉丁语规则，而非英语规则。
Not this
We need a large quantum of data.
Use this
We need a large quantity of data.
“quantum”特指物理学中的最小离散量（如量子），而“quantity”表示一般意义上的数量。表达“大量数据”时应使用“quantity”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
量子力学
Quantum mechanics describes the behavior of particles at the atomic level.
量子力学描述了原子层面粒子的行为。
量子理论
Quantum theory revolutionized our understanding of the physical world.
量子理论彻底改变了我们对物理世界的理解。
巨大飞跃；量子跃迁
This discovery represents a quantum leap in medical research.
这一发现代表了医学研究的巨大飞跃。
量子态
A quantum state can be a superposition of multiple possibilities.
一个量子态可以是多种可能性的叠加。
量子计算
Quantum computing promises to solve problems beyond the reach of classical computers.
量子计算有望解决超越经典计算机能力的问题。
量子纠缠
Quantum entanglement is a phenomenon where two particles remain connected across distances.
量子纠缠是两个粒子跨越距离保持联系的现象。
巨大飞跃；突破性进展
The invention of the internet was a quantum leap in communication technology.
互联网的发明是通信技术的巨大飞跃。
巨大进步；突飞猛进
Her performance has taken a quantum jump since she started practicing daily.
自从她开始每天练习，她的表现有了巨大进步。
《量子危机》
This is the title of the 22nd James Bond film, featuring the word 'quantum'.
这是第22部詹姆斯·邦德电影的片名，其中包含单词'quantum'。
Use quantum naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想'量子跳跃'：最小不连续变化单位。quantum像quantity，但指最小量。
[object Object]
None of these words rhyme with 'quantum' because their stressed vowels differ. The '-um' ending is common, but the /kw/ onset of 'quantum' is not shared by these words. For a word that shares both 'qu' and '-um', none exist in common English.
Dictionary facts from ECDICT, WIKTIONARY.