/'flɪpə(r); `flɪpɚ/
n
1 broad flat limb of certain sea animals (not fish) used for swimming （非鱼类海生动物的）鳍状肢
*Seals, turtles and penguins have flippers. 海豹、海龟、企鹅均有鳍状肢.
2 either of a pair of flat rubber attachments worn on the feet and used to help in underwater diving and swimming （用于潜水和游泳的）橡胶蹼, 鸭脚板.


水生动物专门用来有用的平而宽的肢

n[C]
a flat part on the body of some large sea animals such as seals, that they use for swimming
flipper, knife, tank, wetsuit
a large flat rubber shoe that you wear to help you swim faster


the flat broad limb of aquatic animals specialized for swimming