名词
中文翻译：辅助的
同义词：
['auxiliary', 'auxiliary equipment', 'auxiliary support']
例句：
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1. The auxiliary power unit is used to provide backup power in case of a mains failure.
辅助动力单元用于在主电源故障时提供备用电源。
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2. The auxiliary light is switched on when the main light is out.
当主灯熄灭时，副灯会打开。
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3. The auxiliary system is designed to enhance the functionality of the main system.
辅助系统旨在增强主要系统的功能性。