prolonged

"After the heavy rain, the river was flooding the nearby town. "

"Plato made the causes of things to be matter, ideas, and an efficient architect."

"He is a student of life."

"Only a small fraction of the students passed the difficult math test. "

"The meeting was protracted because several members needed more time to discuss the details. "

"My teacher explained the new math concept, and I understood it perfectly. "

"The library extended its hours until 9 PM to accommodate students studying for exams. "

"We need to postpone the meeting until next week. "

"The duration of the meeting was only thirty minutes. "

"The architect planned the building for the client."

"To make the pants fit, the tailor will lengthen the legs. "

"My discussion with the professor was very enlightening."