lumen

lumen

英 ['luːmen]
　　美 ['lumɛn]

n. 流明（光束的能量單位）；（管狀器官內的）內腔

中文詞源：

lumen 流明（光通量單位）

來自拉丁語lumen,光亮，光線，詞源同light.

例句：

1. The conical configuration of the appendix makes obstruction of the lumen unlikely.
闌尾呈圓錐形,不易造成腔內梗阻.

2. One solution flows through the central lumen of the fibers.
一種溶液從纖維的中心腔流過.

3. Reconnect main lumen to suction source.
請將主腔管道連接吸引源.

4. The innermost region of cotton is called lumen.
棉纖維的最內層組織叫中腔.

5. A lumen is a measure of the rate of emission of light energy.
流明是光能放射率的量度單位.