Supercalender: A calendering stack with alternate hard steel rollers and soft rollers, some of which move faster than others, which imparts a high gloss finish to paper as it "slips" between them.
The corotation circle acts as an interface that can either reflect or transmit these waves, allowing them to gain energy at the expense of the global rotational kinetic energy of the galaxy.
Then there's freestyle ski jumps, which means it's a very, very steep and short ramp, and they jump, and they have to, like, upside down, summersaults, and twists, and all kinds of interesting things.
Dumbledore gave a great sniff as he took a golden watch from his pocket and examined it. It was a very odd watch. It had 12 hands but no numbers, instead, little planets were moving around the edge.