photoelectric
[형용사]
related to the release of electrons from a surface in the process of lighting

광전기의, 광발전의
photometry
[명사]
the scientific measurement of light in terms of its intensity, color, and other properties

광도 측정
Ex: During the quality control process , the manufacturer utilized photometry to ensure the LED bulbs met the specified brightness and color consistency standards .
phosphorescence
[명사]
a light that is released for a long period of time even after its source energy is gone or finished

인광, 지속적인 빛
subsequent
[형용사]
occurring or coming after something else

이후의, 다음의
Ex: She completed the first draft and made subsequent revisions to improve the manuscript .그녀는 첫 번째 초안을 완성하고 원고를 개선하기 위해 **후속** 수정을 했습니다.
acute
[형용사]
characterized by severe intensity or seriousness

급성의, 심한
Ex: Diplomatic efforts were intensified to address the acute political tensions between the two neighboring countries .두 이웃 국가 간의 **심각한** 정치적 긴장을 해결하기 위해 외교적 노력이 강화되었습니다.
biennial
[형용사]
(of a plant) growing during the first year of its life, producing fruits or flowers and die in the second year

이년생의, 격년의
to bifurcate
[동사]
to split something into two distinct parts

나누다, 갈라지다
Ex: In order to manage traffic more efficiently , the city planners decided to bifurcate the road .교통을 더 효율적으로 관리하기 위해 도시 계획자들은 도로를 **분기시키기**로 결정했습니다.
bilingual
[형용사]
able to speak, understand, or use two languages fluently

두 언어를 구사하는
Ex: The bilingual signage in airports and train stations facilitates communication for travelers from different linguistic backgrounds .공항과 기차역의 **이중 언어** 표지는 다양한 언어적 배경을 가진 여행자들의 의사 소통을 용이하게 합니다.
fourth
[형용사]
coming or happening just after the third person or thing

네 번째, 네 번째 위치
Ex: The fourth floor of the museum is dedicated to modern art exhibits .박물관의 **네 번째** 층은 현대 미술 전시회를 위해 마련되어 있습니다.
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