n. a stabilizer on a ship that resembles the fin of a fish
n. organ of locomotion and balance in fishes and some other aquatic animals
v. equip (a car) with fins
v. propel oneself through the water in a finning motion
n. 鳍, 鱼翅, 鳍状物, 五元纸币
vi. 猛挥鳍
vt. 装上翅, 切除鳍