名词
中文翻译：光单元
同义词：
['lumen unit', 'luminous unit例句：1. The light unit is used to measure the brightness of a light source.（光单元用于测量光源的亮度。）2. The engineer designed a new light unit that could be easily adjusted for different lighting needs.（工程师设计了一种新型光单元，可以根据不同的照明需求轻松调整。）']
例句：
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1. The light unit is used to measure the brightness of a light source.
光单元用于测量光源的亮度。
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2. The engineer designed a new light unit that could be easily adjusted for different lighting needs.
工程师设计了一种新型光单元，可以根据不同的照明需求轻松调整。
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3.The light unit was installed in the classroom to improve the learning environment.
在教室安装了光单元，以改善学习环境。