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.)).
中文词源
来自拉丁语lumen,光亮，光线，词源同light.
该词的英语词源请访问趣词词源英文版：lumen 词源，lumen 含义。
lumen：流明(光通量单位)；[解]内腔
-lumin-光,照 → lumen
