英语词汇luminance怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	luminance
释义	lu·mi·nanceBrE /ˈluːmɪnəns/NAmE /ˈluːmɪnəns/ noun [U] (physics 物理) the amount of light given out in a particular direction from a particular area 亮度
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