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lumens

音標['lu:mən] 讀音

漢語翻譯


腔, 流明(光通量單位)

詞型變化:

名詞複數:lumens 形容詞:lumenal 

英文解釋:

名詞 lumen:

  1. a unit of luminous flux equal to the amount of light given out through a solid angle of 1 steradian by a point source of 1 candela intensity radiating uniformly in all directions
    同義詞:lumen, lm
  2. a cavity or passage in a tubular organ
    同義詞:lumen

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