It rose, then dropped smoothly through the hoop.

Rather, the number of stars drops smoothly with distance from the centre of the Galaxy.

She stopped for a moment when she reached Raych, and then let herself drop smoothly into an adjacent chair.

Rather, the concentration of stars drops smoothly with distance from the center of the Galaxy.

He lifted a loose segment of the heavy material and it dropped smoothly into place behind him.

The gown dropped smoothly over her shapely legs.

Since its peak, brightness dropped smoothly through September 2008 while becoming continuously redder.

At his signal, a large square in the ceiling dropped smoothly and came to rest on the floor.

Instantly, the earth under his feet began to drop smoothly downward.

The ship began dropping smoothly, and came to an exact landing on her own.