The tempo is unusually fast for a symphonic "slow movement."

The pace is unusually fast for a psychological novel.

This experience, which spread at an unusually fast pace in our period, especially among manual workers, required adjustment on the part of individuals and society.

The new network has grown at a unusually fast pace.

The track, however, was drying out from weekend rains and producing unusually fast times that afternoon.

He was a strong man, unusually fast and agile.

If your pulse seems to be running unusually fast or slow, I borrow a watch.

There are also some other sporting guns that have unusually fast firing rates.

Both the dirt and the turf courses were producing unusually fast times today.

Each book was written in a matter of months, at an unusually fast pace for Debussy.