It had gotten his attention like gears clicking into place in a transmission.

Even over a com line she could hear the gears clicking in his head.

Some of the old aces maybe, but hell...." Behind those weasel eyes, wheels were turning, gears clicking into place as an embryonic idea or suspicion took shape.

He imagined huge electrodes, busy pantographs skidding inklines across graphed paper, self-adjusting gears clicking into place now and then.

Despite parsecs of distance and the slight buzz of the high-security communications link to Deep Space Nine, he could still practically hear the gears clicking over in O'Brien's highly logical brain.

I can hear the gears clicking away from here.

She could almost hear the gears clicking in his brain.

He was silent for a moment, and Gayle could almost hear the gears clicking in his head.