The lower range tends to be confused; the transitional leaps show occasional cracks.

As he wrote he could still hear the occasional sharp crack of an M-16.

If the walls are firm with perhaps an occasional crack or hole, then you can skim-coat them.

From the front came the occasional crack of rifle fire.

You may also hear - and feel - the occasional crack even on the thickest ice.

A human would have heard only the occasional crack and grind, perhaps felt a deep shudder.

Except for the occasional crack of a shot, echoing off of the berms.

In the black earth on either side of the road, Niall observed occasional cracks, from which steam was issuing.

It was difficult to stop the hot-blooded young pilots from taking an occasional crack at them if they became too brazen.

It was a hot, quiet afternoon, broken only by rumblings from the distance, and the occasional crack of his gun.