luminescence
noun [ U or S ] uk/ˌluː.mɪˈnes.əns/ us/ˌluː.məˈnes.əns/
chemistry, physics specialized发光，冷光
the giving out of light by a substance that has not been heated
A variety of lighting elements are used, from LED to chemical luminescence. 几种发光元素，从LED到冷光都用到了。
Compare: incandescence
literary弱光，冷光
soft light
The car headlights lit the driveway with a pool of bright luminescence. 汽车头灯打出一片明亮的冷光，照亮了车道。
The table-lamp threw a soft luminescence across the chair. 台灯在椅子上洒下柔和的光。
See: luminescent
- More examples
- The artifacts were dated using optically stimulated luminescence.
- The ocean often emits a visible glow, or luminescence, which extends for miles at night.
- They toil over the perfect shade of pigment, the architectural details of an elaborate building, the luminescence of a wine glass.