释义 |
finBrE /fɪn/ NAmE /fɪn/ noun a thin flat part that sticks out from the body of a fish , used for swimming and keeping balance (鱼的)鳍a thin flat part that sticks out from the body of a vehicle , an aircraft , etc ., used for improving its balance and movement 鳍状物,翼(车辆、航空器等用以保持平衡等的突出窄扁部分)◆ tail fins 垂直尾翼 |