单词：lumina
音标：['lu:minә] ；
腔, 流明(光通量单位)
[医] 腔, 流明(光通量单位)
[医] 腔, 流明(光通量单位)
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
n a cavity or passage in a tubular organ
词型变化：名词复数形式 : luminas