city slickers 油头滑脑的城里人

City slicker 指的是那些习惯并适应城市生活的人，而他们往往看不起生活在小镇里的人。

例句

Mike hates London. He says it's full of city slickers who think anyone who doesn't live there is a peasant.

During rush hour, the city slickers get fed up with tourists on the Underground when they stand in the way of the doors and start laughing when they almost fall over as the train pulls away.

请注意

在英国，The City 代表的是伦敦的金融区。

The Bank of England is in the heart of The City.