“If a change occurs during the session, this should be indicated on the form at the interval during which it occurred.”

“I was watching a school play, and during a brief interval to allow the scene to be changed, a student appeared and proceeded to move the props around the stage.”

“During the short interval between his arrival at Ulswater and our meeting in the park, he had been occupied in making inquiries concerning us.”

“Legionaries were quartered in a peripheral zone inside the intervallum, which they could rapidly cross to take up position on the vallum.”

“In or near the intervallum, where they could easily be accessed, were the latrines of the soldiers.”

“The myelin sheath around an axon is interrupted at regular intervals known as the nodes of Ranvier.”

“At intervals one and then another checked the pace, poising with wings uplifted and vibrating and tail depressed and expanded.”

“At regular intervals in the process, we check whether a pancake will stick to the worn area.”