English Dictionary

wheels are turning

phrase

(idiomatic) Progress is currently being made with respect to an ongoing process or other matter. / (idiomatic, of mental activity) Considerable thinking or other cognitive activity is occurring.

The wheels are turning.

意味（1）

(idiomatic) Progress is currently being made with respect to an ongoing process or other matter.

The transfer wheels are turning a bit faster as the European window comes closer and closer to being slammed shut.

意味（2）

(idiomatic, of mental activity) Considerable thinking or other cognitive activity is occurring.

I don't know what thoughts are going through his little mind, but I'm sure the wheels are turning.