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- 荧光
荧光
yíng guāng
Meaning
- fluorescence; fluorescent light
Definition
荧光是指某些物质受到激发后发出的可见光，通常由紫外线或电子束等激发。
Fluorescence refers to the emission of visible light by a substance after being excited, typically by ultraviolet light or electron beams.
Usage
荧光一词常用于描述光源、材料或生物现象，如荧光灯、荧光染料、荧光标记等。
The term 'fluorescence' is often used to describe light sources, materials, or biological phenomena, such as fluorescent lamps, fluorescent dyes, fluorescent labeling, etc.
Examples
- 1 荧光灯比白炽灯更节能。 (Fluorescent lamps are more energy-efficient than incandescent bulbs.)
- 2 这种荧光染料在紫外线下会发出绿色光芒。 (This fluorescent dye emits green light under ultraviolet light.)
- 3 科学家用荧光标记来追踪细胞内的蛋白质。 (Scientists use fluorescent labeling to track proteins inside cells.)
- 4 海洋中的某些水母具有天然的荧光特征。 (Some jellyfish in the ocean have natural fluorescent features.)
- 5 荧光屏在黑暗环境中非常显眼。 (Fluorescent screens are very conspicuous in dark environments.)
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