| 释义 |
catalystcat·a·lyst /ˈkæt̬əlɪst / noun [countable] - a person or thing that causes a change促使改变的人；引起变化的因素◆The newspaper article served as a catalyst for change in the city government.报纸上的这篇文章起到了促使市政府改革的作用。
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chemistry化学) a substance that makes a chemical reaction happen faster, but that is not changed itself催化剂
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