1. 鳍状物
2. 鳍，鱼鳍
3. 水平舵
4. 安定翼
5. 【海】鳍板
6. 鱼翅
7. 散热片
8. 周缘翅片
9. 臂
10. 【火箭】舵
11. 【空】稳定器
12. 【军】弹尾
13. 【机】翅
14. 尾翼
15. 芬兰人
16. 手
17. 头
18. 五元纸币

1. 把（鳍）切下，切除鳍
2. 拍动（鳍），挥动鳍，猛挥鳍
3. （给...）装上翅片，装上鳍片
4. 露鳍于水面上
5. 象鱼一样游泳

1. [C]鱼鳍 a winglike part that a fish uses in swimming
2. [C](汽车、飞机、炸弹上的)尾翅 a part shaped like this on a car,aircraft or bomb

1. the cardinal number that is the sum of four and one

2. one of a pair of decorations projecting above the rear fenders of an automobile

3. one of a set of parallel slats in a door or window to admit air and reject rain

4. a shoe for swimming; the paddle-like front is an aid in swimming (especially underwater)

5. a stabilizer on a ship that resembles the fin of a fish

6. organ of locomotion and balance in fishes and some other aquatic animals

1. equip (a car) with fins

2. propel oneself through the water in a finning motion

3. show the fins above the water while swimming;

   "The sharks were finning near the surface"
   

1.鳍
A fish'sfins are the flat objects which stick out of its body and help it to swim and keep its balance.

2.鳍状物;(飞机等的)垂直安定面;(火箭、炸弹等的)尾翼
Afin on something such as an aeroplane, rocket, or bomb is a flat part which sticks out and which is intended to help control its movement.

1. 芬兰：阿尔巴尼亚(ALB) 爱尔兰(IRL)安道尔(AND) 以色列(ISR)亚美尼亚(ARM) 意大利(ITA)奥地利(AUT) 比利时(BEL)保加利亚(BUL) 白俄罗斯(BLR)克罗地亚(CRO) 塞浦路斯(CYP)捷克(CZE) 丹麦(DEN)爱沙尼亚(EST) 芬兰(fin)马其顿(MKD)

2. fin

2. 散热片：铜环保化学抛光剂是一种没有危害性和毒性的产品,应用于红铜(无氧铜)抛光处理,特别是应用于散热片(fin)及散热管件抛光领域中,生产中为除去铜表面层的氧化层,修复凹凸面,使其整体 ...最后修改日期:2009-08-01

3.fin：fasting insulin; 空腹胰岛素

4.fin：finnish olympic committee; 芬兰奥林匹克委员会

5.fin：finish; 芬兰芬兰语

6.

6.fin：federal information network; 联邦情报网