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

Removes all particles from the particle system.
从粒子系统中移除所有粒子。
The influences of emulsifiers and functional monomers on the particle size and particle size distribution of nano-particles were discussed.
研究了乳化剂、能单体对纳米粒子的粒径及其分布的影响。
This energy uncertainty in turn appears as a variability in the apparent mass of the particle.
这种能量的不确定范围，又表现为粒子表观质量的可变性。
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。
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。
Filter layer in sewage scattered particle size, is fit between them.
滤层粒径与污水中分散颗粒，它们之间是相吻合的。
A neutron is simply a neutral particle in the nucleus of an atom.
中子就是原子核里不带电的粒子。
There is a particle of truth in his statement.
他的陈述中有一点点实话。
I created a Particle Source.
我创建了一个粒子源。
In physics the concept of a noninteracting particle does not exist.
在物理学的概念里，没有不发生相互作用的粒子。