- A membranous appendage extending from the body of a fish or other aquatic animal, used for propelling, steering, or balancing the body in the water.鳍：从鱼类或其他水生动物的身体延伸的膜状附肢，用以在水中推进、平衡或引导身体
- Something resembling a fin in shape or function, as:鳍状物：指外形或功能类似鱼鳍的东西，如：
- A fixed or movable airfoil used to stabilize an aircraft, a missile, or a projectile in flight.安定翼，直尾翅：用以稳定飞行中的飞机、导弹或发射体的固定式或活动式机翼
- A projecting vane used for cooling, as on a radiator or an engine cylinder.散热片：如在散热器或内燃机汽缸上的以供降温的外伸风向标
- See tail fin 参见 tail fin
- See flipper 参见 flipper
- To equip with fins.装上翅片或鳍片
- To emerge with the fins above water.将鳍露出水面
- To swim, as a fish.游泳：象鱼一样游泳
- To lash the water with the fins. Used of a dying whale.猛烈地挥动鳍：用鳍拍打水，常用于垂死的鲸
- Middle English 中古英语
- from Old English finn 源自 古英语 finn
fin
- A five-dollar bill.5美元的钞票
- Yiddish finf [five] 意第绪语 finf [五]
- from Old High German funf, finf * see penk we 源自 古高地德语 funf, finf * 参见 penk we