They stress that political settlements are not one-off events but evolve over time.

In addition to over 200 nightly shows which play during the festival there are a number of special one-off events.

This would indicate that its strength goes beyond a one-off event.

Several of the services featured in the film were one-off events.

In this first case the reverse engineering is a one-off event.

He added that transition must be seen as a "comprehensive process, not a one-off event."

As in recent years, the selection was a one-off event.

Until 1990, the building was thus used only for occasional representative meetings, and one-off events.

I do not accept that this will simply be a one-off event.

This may have been a one-off event, however, due to the move to the Agency's long-term office building.