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luminance

英 ['luːmɪn(ə)ns] 美['lumɪnəns]
英语单词luminance
  • n. [光][电子] 亮度;[光] 发光性(等于luminosity);光明

英英释意


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