英语 ⇄ 俄语 拉脱维亚语

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英语 词库
fluorescence [flu(ə)'res(ə)ns] 名词
珠宝	Refers to the invisible wavelengths of light that become "visible" when exposed to ultraviolet radiation. Gems or pearls that exhibit color under ultraviolet light - color not seen under normal lighting conditions - are exhibiting fluorescence.

fluorescence: 4 短语, 3 学科

化学	2
卫生保健	1
自然科学	1