单词乎

lumina

音标['lu:minə]

汉语翻译

腔, 流明(光通量单位)
【医】 腔, 流明(光通量单位)

英语解释

名词 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
    同义词:lumen, lm
  2. a cavity or passage in a tubular organ
    同义词:lumen
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