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catalyst

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柯林斯词典

    catalyst /ˈkætəlɪst/ (catalysts)

  • 1. N-COUNT You can describe a person or thing that causes a change or event to happen as a catalyst. 催化劑

    I very much hope that this case will prove to be a catalyst for change. 我非常希望這件事終將成爲促成變化的催化劑。

  • 2. N-COUNT In chemistry, a catalyst is a substance that causes a chemical reaction to take place more quickly. 催化劑

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