particle [ˈpɑ:tɪkl]
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基本释义
n.微粒,颗粒,粒子;小品词,语助词
英英释义
a word or a part of a word which has a grammatical purpose but often has little or no meaning
参考例句
There is not a particle of truth in what you said. 你所说的没有一句是实话。
This particle has a very small mass. 这种粒子的质量很小。
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