He says he heard the exact same sound again a little later on.

It was becoming hard to call to mind the exact sound of her voice.

I listened for the exact sound of the heart.

These machines playing back the masters gave us the exact sound of the original recordings.

Thus the musicians were playing instruments without knowing their exact sounds in advance.

After the exact sounds of the letters have been once gained, every word can be pronounced with perfect accuracy.

Blade had never heard this exact sound before, but he knew what it was.

I could hear the exact sound of it.

Somehow it was very hard to be certain what Bill Door looked like, or even remember the exact sound of his voice.

They are the exact sound that I've been really digging lately.