| [/fɪn; fɪn/] n 用法:
1 thin flat projecting part of a fish, used for swimming and steering 鳍. =>illus at fish 见fish插图. 用法:
2 thing shaped like this on eg an aircraft or a rocket that helps to keep it stable 鳍状物（如飞行器或火箭上的尾翅）. =>illus at aircraft 见aircraft插图. |