cmn: 光亮度

Information
has URI	http://lexvo.org/id/term/cmn/%E5%85%89%E4%BA%AE%E5%BA%A6
character	Character U+5149
character	Character U+4EAE
character	Character U+5EA6

Meaning
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means	(noun) the quality of being luminous; emitting or reflecting light; "its luminosity is measured relative to that of our sun" luminosity, light, brightness level, brightness, luminousness, luminance