名词
中文翻译：Unknown
同义词：
['catalyst', 'catalytic', 'catalystic']
例句：
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1.The enzyme is a catalyst that speeds up chemical reactions.
这种酶是一种催化剂，加速了化学反应。
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2. Catalytic reactions are important in many industrial processes.
在许多工业过程中，催化反应非常重要。
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3.The catalytic converter reduces harmful emissions from the car.
催化转化器减少了汽车排放有害气体。