luxon

名词 n.
/ˈlʌk.sɒn/    /ˈlʌk.sɑn/

英文释义

名词 n.
  1. Any particle that travels at exactly the speed of light and has zero mass: typically a photon.

词形变化

luxons plural

词源

From Latin lux (“light”) + -on.
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