cog wheel的意思|示意

The appearance and development of the cog - wheel gearing already a history of more than 2,000 years.

齿轮传动机构的产生和发展已有二千多年的历史了.

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He thinks he's a big wheel in political circles, but actually he's a small cog wheel.

他自以为他是政界举足轻重的人物, 实际上他只是个无名小卒.

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One cog - wheel engages with another.

一齿轮与另一齿轮啮合.

辞典例句

Although John thinks he has an important job , he is really only a cog wheel.

尽管约翰认为他身负重任, 但他实在只是一名小卒.

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