The microwave and fast-food chains were the biggest catalysts ( ' , 催化劑 ), 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月閱讀原文
柯林斯高階英漢雙解學習詞典釋義
N-COUNT
催化劑;誘因;誘導者
You can describe a person or thing that causes a change or event to happen as a catalyst .