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单词 photon
释义

photon

​noun countable ​physics
UK /ˈfəʊtɒn/
Word Forms
singularphoton
pluralphotons
DEFINITIONS1
  1. 1
    a unit of energy in the form of light
    Synonyms and related words
    Units for measuring energy
    atmosphere
    caloric
    calorie

photon

​noun countable ​physics
US /ˈfoʊˌtɑn/
Word Forms
singularphoton
pluralphotons
DEFINITIONS1
  1. 1
    a unit of energy in the form of light
    Synonyms and related words
    Units for measuring energy
    atmosphere
    caloric
    calorie
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更新时间：2026/7/29 0:05:00