particles

英 [ˈpɑːtɪklz]

美 [ˈpɑrtəkəlz]

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)
particle的复数

柯林斯词典

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.