photoelectric
related to the release of electrons from a surface in the process of lighting
광전의, 전자광학의
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로그인photometry
the scientific measurement of light in terms of its intensity, color, and other properties
광도측정
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로그인phosphorescence
a light that is released for a long period of time even after its source energy is gone or finished
인광, 인광 효과
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로그인biennial
(of a plant) growing during the first year of its life, producing fruits or flowers and die in the second year
2년생의, 겉보기 기후의
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로그인legionary
a soldier who fights in a very large group that is a part of an army called legion
군단병
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