单词：lumen
音标：['lu:min] ；
n. 流明, 腔
[医] 腔, 流明(光通单位)
[医] 腔, 流明(光通单位)
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 : lumens
考试类型：[GRE]
考试类型：[GRE]
词性分布：
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
【近义词】
- LM地上移动式无线电设备...
单词：lumen 相关文章
So today, President Sullivan 今天 沙利文校长 I would like to submit this address as my essay我想把这次演讲作为我的论文提交 and since this is a smart school 考虑到这是一所聪明的学校 let me just toss in some SAT words 让
发表于:2019-02-16 / 阅读(273) / 评论(0)
公众人物毕业演讲
公众人物毕业演讲