His left hand lightly brushed along the face of the cliff wall, which seemed unusually smooth.

The body is strongly curved and elytra unusually smooth.

But he had no thought for how that unusually smooth finish might have happened; what he wanted was on the opposite side of the boulder.

According to Geiden's reports, the unusually smooth rendezvous was purely accidental.

Cole's performance too is credited as one of the factors in his unusually smooth transition from child star to adult actor.

The outer part consists of unusually smooth, poorly distinguished spiral arms.

It is unusually smooth and only has significant ribs at the front where it is contracted.

The unusually smooth driveline and comfortable ride add to a general sense of well-being.

Most likely, a rock--but if so, it was an unusually smooth one.

Her face was filled with compassion- if he could read those unusually smooth features correctly- but she did not say anything.