For a very long interval he did not care to move.

She'd kept him on the phone for a decent interval.

However, the day is not convenient for long intervals of time.

He sat, this time, for an interval that seemed forever.

For an interval Kenny stood stock still, his color gone.

I was beginning to think I'd set it for too long an interval.

For an interval without dimension in time and space, he lost track of himself.

For an interval of time, he did not grasp the fact that it was a face.

They are bought to look good for a decent interval of time.

Pick an open, clear piece of water and close your eyes for small intervals which you gradually make longer at each attempt.