The gaze of his dark blue eyes flicked back and forth between us.

His hot of tongue flicked back and forth over the susceptible area.

Her eyes flicked back and forth across the front of the building.

The robot's eyes kept flicking back and forth between the two of them.

His eyes flicked back and forth among the three of them.

As he listens, his eyes flick back and forth with growing intensity.

His eyes flicked back and forth between the two guards.

Laurie's eyes flicked back and forth between the two men.

The man's eyes flicked back and forth, but he did not open his mouth.

Her eyes flicked back and forth, like those of an animal caught in a trap.