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.)).
雙語例句
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.
來自辭典例句
2. One solution flows through the central lumen of the fibers.
一種溶液從纖維的中心腔流過.
來自辭典例句
3. Reconnect main lumen to suction source.
請將主腔管道連接吸引源.
來自辭典例句
4. The innermost region of cotton is called lumen.
棉纖維的最內層組織叫中腔.
來自辭典例句
5. A lumen is a measure of the rate of emission of light energy.