lumens

听听怎么读

是什么意思

释义

腔，流明（光通量单位）；

英英释义

lumen

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
  同义词：lm
- a cavity or passage in a tubular organ
  "the lumen of the intestine"

学习怎么用

双语例句

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。

权威例句

Effects of radiotherapy planning with a dedicated combined PET-CT-simulator of patients with non-small cell lung cancer on dose limi...
Iterative hard thresholding for compressed sensing
Gradient Pursuits
Automatic structures
Iterative Thresholding for Sparse Approximations
Gradient Pursuits
Normalized Iterative Hard Thresholding: Guaranteed Stability and Performance
Sparse Representations in Audio and Music: From Coding to Source Separation
Method and device for treating and enlarging body lumens
Method and apparatus for treatment of focal disease in hollow tubular organs and other tissue lumens

同义词

cavities

l开头的单词