• 基础释义
  • 例句
  • 柯林斯词典释义
例句
柯林斯高阶英汉双解学习词典释义
  • N-COUNT
    (嵌)齿轮
    A cog is a wheel with square or triangular teeth around the edge, which is used in a machine to turn another wheel or part.
  • PHRASE
    (大型机构或团体中的)一小分子
    If you describe someone as a cog in a machine or wheel, you mean that they are a small part of a large organization or group.
    例句
    Mr Lake was an important cog in the Republican campaign machine. 莱克先生是共和党竞选机器中一枚重要的螺丝钉。