风火轮

fēng huǒ lún

(martial arts) wind-and-fire wheel, weapon used in hand-to-hand fighting

(Daoism) a magical pair of wheels on which one can stand to ride at great speed, used by Nezha 哪吒[Ne2 zha5]; (fig.) never-ending treadmill

fēng

wind

huǒ

fire

lún

wheel; disk; ring