“If the task can be repeated without a decline in average power output from one exercise interval to the next then the pause interval permits complete recovery of performance.”

“Farmers have laboured all hours this week in a bid to recover their harvest in an interval of unexpected dry weather and glorious sunshine.”

“Figures separated by intervals of pattern and colour.”

“… unable to find my way out of the maze, I cheated and squeezed through a convenient interval in the hedge.”