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luminousness是什么意思

luminousness

美['luːmɪnəsnɪs]  英['luːmɪnəsnɪs]
n.  透光率
  近义词:brightness,lucidity,luminescence,lucidness,translucence,luminance,brightnesslevel,luminosity,light,

英英释义

Noun
  1. the quality of being luminous; emitting or reflecting light;

    "its luminosity is measured relative to that of our sun"

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