The uncertain, tactical nature of the base meant that lights were generally not allowed after dark, and aircraft only operated at night.

"Economic sanctions are by their very nature uncertain and long-term," he said.

The uncertain nature of the Dorian invasion defers a definitive answer until more is known about it.

The uncertain nature of the starting pitching is the Reds' primary question.

The events tonight provided a glimpse into the uncertain nature of current street politics.

The M.52's design underwent many changes during development due to the uncertain nature of the task.

However because of their inherent uncertain nature, they can quickly become crash landings or worse.

In part this difficulty may stem from the uncertain legal nature of the action for breach of confidence.

Then there would be more explaining, and a challenge of uncertain nature.

The uncertain nature of apparel stocks was evident in the movements of three major companies over the last five months.