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单词 photon
释义

photon

noun
/ˈfəʊtɒn/
/ˈfəʊtɑːn/
(physics)
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  1. a unit of electromagnetic energyTopics Physics and chemistryc2
    Word Originearly 20th cent.: from Greek phōs, phōt- ‘light’, on the pattern of electron.
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更新时间:2024/12/22 21:35:51