单词 | catalytic |
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音标 | 英[ˌkætə'lɪtɪk] 美[ˌkætlˈɪtɪk] |
解释 | adj.接触反应的;起催化作用的;n.催化剂;刺激因素; |
例句 | ADJ (化学物质)起催化作用的,有催化性的 In chemistry, a catalytic substance or a substance with catalytic properties is a substance which increases the speed of a chemical reaction. 例:...carbon molecules with unusual chemical and catalytic properties.具有特殊化学性质和催化性的碳分子 ADJ-GRADED 催化性的;促进性的;刺激性的 If you describe a person or thing as having a catalytic effect, you mean that they cause things to happen or they increase the speed at which things happen. 例:Governments do, however, have a vital catalytic role in orchestrating rescue operations.然而,政府在组织协调救援行动上确实发挥了重要的促进作用。 |
变形 |
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