The blood pump pumped rhythmically, seventy beats a minute.

He began to pump rhythmically, milk raining into the bucket.

The flesh beneath them began to pump rhythmically and jet out water.

Thomas rested an ankle on his knee, steadying it with his hands while his foot began to pump rhythmically.

The couple on the floor continued what they were doing, their naked bodies pumping rhythmically and energetically against each other.

All this Riane absorbed in the split second before she began pumping rhythmically on Eleana's sternum.

Several oil wells, pumping rhythmically, were eerily silhouetted as dark, moving shadows against the night.

It was even, which was a relief, for if an artery had been pierced the blood would be pumping rhythmically.

- Constantly at work within us is the dynamic force of our beating hearts, rhythmically pumping through our bodies.

For five minutes he pumped rhythmically at her lungs.