lumen
英['luːmen]
美['lumɛn]
- n. 流明（光束的能量单位）；（管状器官内的）内腔
词态变化
复数: lumina;
助记提示
1. 音译“流明”
中文词源
lumen 流明（光通量单位）
来自拉丁语lumen,光亮，光线，词源同light.
英文词源
- lumen (n.)
- unit of luminosity, 1897, coined 1894 by French physicist André-Eugène Blondel (1863-1938) from Latin lumen "light," related to lucere "to shine" (see light (n.)).
双语例句
- 1. The conical configuration of the appendix makes obstruction of the lumen unlikely.
- 阑尾呈圆锥形,不易造成腔内梗阻.
来自辞典例句
- 2. One solution flows through the central lumen of the fibers.
- 一种溶液从纤维的中心腔流过.
来自辞典例句
- 3. Reconnect main lumen to suction source.
- 请将主腔管道连接吸引源.
来自辞典例句
- 4. The innermost region of cotton is called lumen.
- 棉纤维的最内层组织叫中腔.
来自辞典例句
- 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单位.
来自辞典例句