cog是什么意思

cog

英[kɒɡ] 美[kɑːɡ]

复数：cogs;

同义词

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。

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