"It sounds smooth, like a wave hitting a rock," he said.

Her voice sounded fresh and smooth, and she projected it with seemingly little effort.

Nick's recorded voice came from my answering machine, sounding smooth and polished.

Besides which, it irritated her that anyone could sound so smooth and polished at this hour of the night.

It's so evenly dispersed between the different box types that it still sounded fantastic and smooth as you walk between them.

"I told you that story sounded too smooth."

Uncle Valentijn sounded smooth, although she thought he was annoyed.

The voice on the radio didn't sound American-it sounded too smooth, too practiced.

She had never had much practice as a liar, but thought this one came out sounding smooth and natural.

As soon as the wheels left the ground the shaking stopped, and the plane's engine sounded smooth and strong.