clockwork

"This CD player is powered by batteries."

"The dry-stone wall used a large, flat through to support the top stones. "

"The graphic designer carefully prepared the mechanical for the company brochure. "

"The watchmaker carefully adjusted the escapement to ensure the ticking sound was even and the watch kept accurate time. "

"The school board regulated student behavior through a strict code of conduct. "

"A simple transformer can be made by coiling two pieces of insulated copper wire around an iron heart."

"I always try to express myself precisely."

"The architecture of this clock is very intricate."

"The bicycle's gears are a complex mechanism that converts the rider's pedaling motion into forward movement. "

"My grandfather helped me with my math homework. "

"The teacher transmitted the homework assignment to the students via email. "

"The old clock's gearwheels turned slowly, marking the passage of time. "