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catalyst ['kæt(ə)lɪst] 名词
化学	catalizatór m
catalyst A substance whose presence alters the rate at which a chemical reaction proceeds, but whose own composition remains unchanged by the reaction. Catalysts are usually employed to accelerate reactions(positive catalyst), but retarding (negative) catalysts are also used ['kæt(ə)lɪst] 名词
环境	catalizatór m
英语 词库
catalyst ['kæt(ə)lɪst] 缩写
缩写, 聚合物	cat

catalyst : 4 短语, 3 学科

环境	1
行业	2
运输	1