名词
中文翻译：Unknown
同义词：
['overhead lighting', 'overhead illumination', 'overhead illumination system']
例句：
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1. The overhead lighting in the classroom is very bright.
教室里的顶灯非常明亮。
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2. The overhead illumination system is designed to provide even light distribution.
顶光照明系统旨在提供均匀的光线分布。
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3. The overhead illumination system was installed to improve the lighting conditions in the factory.
顶光照明系统被安装以改善工厂的照明条件。