flip·per /ˈflɪpɚ/
鰭狀肢,潛水用橡皮制鰭狀肢
Flip·per n.
1. Zool. A broad flat limb used for swimming, as those of seals, sea turtles, whales, etc.
2. Naut. The hand. [Slang]
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flipper
n 1: a shoe for swimming; the paddle-like front is an aid in
swimming (especially underwater) [syn: flippers, fin,
fins]
2: the flat broad limb of aquatic animals specialized for
swimming