荧光 yíngguāng fluorescence
fluorescence; fluorescent light
How to remember 荧光: 荧 to shine + 光 light = fluorescence.
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How it is used
- Fluorescence / fluorescent light - 荧光笔 (yíngguāngbǐ) a highlighter pen, 荧光屏 (yíngguāngpíng) a fluorescent screen.
- A physics term for the glowing light; also the everyday word behind 荧光笔 and screen tech.
- Register: science and common product names.