名词
中文翻译：还原剂
同义词：
['reductionist', 'reductant']
例句：
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1. The scientist used a chemical to reduce the amount of pollutants in the air.
科学家使用一种化学物质来减少空气中的污染物。
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2. The process of reducing carbon dioxide is essential for maintaining the Earth's climate.
减少二氧化碳的过程对于维持地球气候至关重要。
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3. The engineer designed a device that could reduce energy consumption by up to 50%.
工程师设计了一种设备，可以最多减少50%的能量消耗。