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lumen的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
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
-
a cavity or passage in a tubular organ;
"the lumen of the intestine"
lumen的用法和样例：
例句
用作名词 (n.)
- The innermost region of cotton is called lumen.
棉纤维的最内层组织叫内腔。 - A former luminance unit equals to one lumen per square foot.
旧制光的亮度单位等于每平方英尺流明。
词汇搭配
- lumen bronze 流明青铜合金...
- international lumen [电] 国际流明...
- residual lumen [医] 遗腔
- lumen method 流明法
- lumen sensitivity 流明灵敏度
- bursal lumen 囊腔
- lumen output 光输出,光强...
- double lumen tube 胃十二指肠双腔导管...
- cervical lumen 子宫颈管腔
- lumen alloys 流明合金
