lumens
基本解释
腔, 流明(光通量单位)
英文释义
n 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
n a cavity or passage in a tubular organ
词形变化
上一个单词：lumenmeter
下一个单词：lumequeic acid