n. 鳍状肢, (潜水用)脚蹼

[化] 挡泥板

Flipper \Flip"per\, n. [Cf. {Flip}, {Flippant}.]
1. (Zo["o]l.) A broad flat limb used for swimming, as those
of seals, sea turtles, whales, etc.

2. (Naut.) The hand. [Slang]

flippers \flippers\ n. {flipper} [By analogy with
flipper[W13(1)], the limb of an aquatic animal used for
locomotion]
A type of shoe with a paddle-like front extending well beyond
the end of the toe, used an aid in swimming (especially
underwater).

Note: They are typically of rubber-like material, and are not
worn when walking on land.

Syn: fin, fins.
[WordNet 1.5]