Meanings of see the gears in English

I can almost see the gears in his head cranking into overdrive.

She could almost see the gears turning rapidly behind the creature's counterfeit face.

Molly frowned at that; I could see the gears whirling in her brain.

But I can see the gears turning in Blake's head.

He could see the gears turning in the elder's head.

Gray could see the gears churning in the man's head.

Ramsey's face remained impassive but I could see the gears meshing behind his eyes.

It was almost as though they could see the gears and cogs in her head moving.

It's only later that you see the gears of how Palmason built a masterclass in structural tension.

You can actually see the gears churning.

I could almost see the gears turning.

With the cover removed, you can see the gears and coils that keep time and move the clock's arms.

I could almost see the gears shifting in his blue eyes, thoughts processing through the motherboard in his brain.

Bucky thought about it for a minute, and I could almost see the gears turning as she mulled over the problem.

I could almost see the gears spinning in her head as she searched for some way, any way to convince me.

Spencer could almost see the gears in the ex-detective's head turning: What could have caused their picture-perfect, magazine-cover friendship to crash and burn?