首頁英語詞典luminosityluminosity英英釋意

luminosity

英 [lu?m?'n?s?t?] 美[,l?m?'nɑs?ti]
  • n. [光][天] 光度；光明；光輝

英英釋意

1. the quality of being luminous; emitting or reflecting light;
"its luminosity is measured relative to that of our sun"