pulsating

"Please put your cellphones on vibrate for the duration of the meeting."

"One research team has recorded Baishui’s decrease at about 27 meters per year over the last 10 years."

"The parrot's feathers were colorful, with shades of green, blue, and yellow. "

"The increase in homework assignments this week was significant. "

"You have to choose between quantity and quality."

"When faced with a difficult math problem, I often recur to my older sister for help. "

"The child bounced the ball rhythmically, enjoying the steady beat. "

"She told him the machine was poorly built, but they both knew that she was the one who had malfunctioned."

"The bass from the loud music pulsates through the floor. "

"The heavy backpack filled all the available space in the school locker. "

"Marriage is a contract."

"A mirror reflects the light that shines on it."