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单词 catalyst
释义 catalyst
UK ['kæt.əl.ɪst] US ['kætˌ-] noun countable specialized
■something that makes a chemical reaction happen more quickly without itself being changed 催化剂
■an event or person that causes great change 促成变化的人;引发变化的因素
The high suicide rate acted as a catalyst for change in the prison system.高自杀率促成了监狱制度的改革。
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