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单词 particle
释义
particle ★★
NOUN  C   
/ˈpɑːtɪkl/
1 an extremely small piece or amount of something 微粒;颗粒

dust particles 尘埃

+of tiny particles of food 细小的食物颗粒

There’ s not a particle of evidence to support his story. 没有丝毫证据支持他的说法。

2 science   an extremely small piece of matter that is part of an atom , for example an electron , proton , or neutron 粒子(原子的极微小成分,如电子、质子或中子)
3 linguistics   an adverb or preposition used with a verb to form a phrasal verb . For example in the sentence ‘He quickly put on his clothes’ , ‘on’ is a particle . 小品词(与动词一起构成动词短语的副词或介词,如He quickly put on his clothes 中的on)
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更新时间:2024/12/22 15:28:07