冷光 (lěng guāng) — (physics) cold light, luminescence without heat; (figurative) a cold, stern look
Definition
Two senses: the literal physics term for light emitted without heat (as in fireflies or LEDs), and a figurative 'cold, piercing look' in the eyes. The second sense is what you'll meet in literary writing.
noun
(physics) cold lightluminescence without heat(figurative) a coldstern look
Examples
- 冷光，。Yíng huǒ chóng fā chū de shì yì zhǒng lěng guāng, bú huì fā rè.The light emitted by fireflies is a kind of cold light that doesn't produce heat.
- 冷光，。Tā yǎn zhōng shǎn guò yì sī lěng guāng, ràng rén bù hán ér lì.A flash of cold light flickered in his eyes, sending chills down people's spines.
- 冷光。Zhè zhǒng lěng guāng jì shù bèi yòng yú zhì zào jié néng dēng pào.This cold-light technology is used to manufacture energy-saving light bulbs.
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