He laughed at the children who were waving sticks.

He waved a stick to drive the dog away.

The control rod adjusts the reaction of the nuclear reactor.

There are a lot of wrigglers in this pond.

There are many wrigglers in this puddle.

In this picture, a red vertical line is drawn.

If you pull this horizontal line, the door will open.

He was swinging a baton around.

She bought a knitting needle for her new project.

He swung the Ruyi Jingu Bang and defeated the enemies.