luminousness

 
['lu?m?n?sn?s]     ['lu?m?n?sn?s]    
  • n. 透光率
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luminousness的英文翻譯是什么意思,詞典釋義與在線(xiàn)翻譯:

英英釋義

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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