particle
US /ˈpɑːr.t̬ə.kəl/
UK /ˈpɑːr.t̬ə.kəl/
1.
2.
粒子, 亚原子粒子
a subatomic particle (e.g., electron, proton, neutron)
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Physicists study the behavior of elementary particles.
物理学家研究基本粒子的行为。
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The atom is composed of protons, neutrons, and electrons, which are all types of particles.
原子由质子、中子和电子组成，它们都是粒子的一种。
1.
助词, 小品词
a word that does not change its form and has a grammatical or semantic function but does not belong to one of the main parts of speech (e.g., 'to' in infinitives, 'up' in 'look up')
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In the phrase 'to run', 'to' is a grammatical particle.
在短语“to run”中，“to”是一个语法助词。
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Phrasal verbs often consist of a verb and a particle.
短语动词通常由动词和小品词组成。