catalyst的英语例句
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A catalyst is a substance which speeds up a chemical reaction.
催化剂是一种能加速化学反应的物质.
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The workers'demand for better conditions was a catalyst for social change.
工人们要求改善工作条件促进了社会变革.
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I see my role as being a catalyst for change.
我认为我的角色是促成变革。
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