catalyst

[ˈkætəlɪst] [ˈkætəlɪst]
  • 复数:catalysts;
  • 例句
    英语四级真题
    • The microwave and fast-food chains were the biggest catalysts ( ' , 催化剂 ), but the big food companies—which want to sell anything except the raw ingredients that go into cooking—made the home cook an endangered species.
      出自-2015年12月阅读原文
    柯林斯高阶英汉双解学习词典释义
    英汉词典释义
    英英词典释义
    • Noun
      1. (chemistry) a substance that initiates or accelerates a chemical reaction without itself being affected
      2. something that causes an important event to happen;
      "the invasion acted as a catalyst to unite the country"
    行业词典
    • 体育: 催化剂;
      农学: 催化剂;
      冶金学: 催化剂;
      化学: 催化剂;
      化工: 催化剂;
      医学: 催化剂:能引起催化作用的任何物质;
      航天: 催化剂;