| 词汇 | particle |
| 释义 | par·ticleBrE /ˈpɑːtɪkl/ NAmE /ˈpɑːrtɪkl/ noun a very small piece of sth 颗粒；微粒◆ particles of dust /gold 灰尘；金屑(physics物理) a very small piece of matter , such as a photon , an electron or a proton, that is part of an atom 粒子 ➡ see also alpha particle, elementary particleantiparticle , atom , electron , ion , neutron , nucleus , particle , positron , proton , valency (grammar语法) an adverb or a preposition that can combine with a verb to make a phrasal verb 小品词（与动词构成短语动词的副词或介词）◆ 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。 ➡ see also adverbial particle |
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