particle

英 [ˈpɑːtɪkl]

美 [ˈpɑːrtɪkl]

n. 颗粒; 微粒; 粒子; 小品词(与动词构成短语动词的副词或介词)

复数：particles　

Collins.2 / BNC.3155 / COCA.3683

牛津词典

noun

颗粒；微粒
a very small piece of sth
1. particles of dust
  灰尘
2. dust particles
  尘埃
3. There was not a particle of evidence (= no evidence at all) to support the case.
  没有丝毫支持这个论点的证据。
粒子
a very small piece of matter, such as an electron or proton , that is part of an atom
小品词（与动词构成短语动词的副词或介词）
an adverb or a preposition that can combine with a verb to make a phrasal verb
1. In ‘She tore up the letter’, the word ‘up’ is a particle.
  在She tore up the letter句中，up是小品词。

N-COUNT 微粒；极小量
Aparticle ofsomething is a very small piece or amount of it.
1. ...a particle of hot metal...
  热金属微粒
2. There is a particle of truth in his statement.
  他的陈述中有一点点实话。
3. ...food particles.
  食物微粒
粒子
In physics, aparticleis a piece of matter smaller than an atom, for example an electron or a proton.
（语法中的）小品词
In grammar, aparticleis a preposition such as 'into' or an adverb such as 'out' which can combine with a verb to form a phrasal verb.

noun

a function word that can be used in English to form phrasal verbs
a body having finite mass and internal structure but negligible dimensions
Synonym:subatomic particle
(nontechnical usage) a tiny piece of anything
Synonym:atommoleculecorpusclemotespeck

Attach this script to an existing particle system.
将这个脚本赋予一个存在的粒子系统。
Today many radioisotopes are produced using the particle accelerator called a cyclotron.
今天许多放射性同位素是用被称为回旋加速器的粒子加速器来制造的。
Particle size distribution, microstructure and constitutes of MSWI fly ash were analyzed.
分析了生活垃圾焚烧飞灰的粒径、微观形貌及组成。
There is not a particle of truth in what you said.
你所说的没有一句是实话。
Removes all particles from the particle system.
从粒子系统中移除所有粒子。
A proton is an elementary particle of matter.
质子是物质的基本粒子。
The emissivity of condensed-phase product particles was corrected by using impact factor of particle size.
利用粒径影响因子对闪光剂燃烧产物中凝聚相粒子的发射率进行了修正。
A new method of public traffic line network optimization is presented by particle swarm algorithm.
针对公交线网优化问题，利用粒子群算法进行了研究。
There is a particle of truth in his statement.
他的陈述中有一点点实话。
The reasons of premature convergence of Particle Swarm Optimization ( PSO) Algorithm were analyzed.
分析了粒子群优化（PSO）算法易于发生早熟收敛的原因。