弘扬国学 · 传承文化

luminescence

英 [,luːmɪ'nes(ə)ns] 美 [,lumɪ'nɛsns]

解释

n. [光] 发冷光

※ 提供单词"luminescence"的中文意思、发音示范及音标对照，中英文词源、例句和用法等。

英文词源

luminescence (n.): 1884, from Latin lumen (genitive luminis) "light" (see luminous) + -escence.
Fluorescence and Phosphorescence -- Prof. E. Wiedmann has made a new study of these phenomena. He proposes the general name luminescence for evolutions of light which do not depend on the temperature of the substance concerned. ["Photographic News," April 20, 1888]

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例句和用法

1. Lights reflected off dust-covered walls creating a ghostly luminescence.: 灯光照在满是灰尘的墙上，反射回苍白的冷光。

2. The thing of luminescence all is not a gold.: 发光的东西不都是黄金.

3. With good light collection, about 30 % of the luminescence quanta may reach the photocathode.: 在良好的光收集条件下, 约30%的荧光量子可以到达光阴极.

4. The night side of the Moon, also, under certain circumstance, shows some luminescence phenomena.: 月面的夜区在某些情况下也会显出某种发光现象.

5. The still sketchy theory of luminescence in solids and liquids cannot be discussed here in detail.: 在此不能详细讨论目前还很粗糙的固体和液体的发光理论.