limb used to swim with, 1822, agent noun from flip (v.). Sense of "rubber fin for underwater swimming" is from 1945. Slang meaning "the hand" dates from 1836. Related: Flippers.
实用例句
1. The seal's flipper is homologous with the human arm.
海豹的鳍肢与人类的手臂同源。来自《权威词典》
2. It's almost like a flipper action as she kicks down.
她向下踢腿时有鱼鳍的效果.来自互联网
3. Flipper? Maybe those frisky crowd - pleasers at the aquarium?
鳍状肢? 或许是水族馆中那些活泼逗人的生物?来自互联网
4. The bumps on a whale's flipper help form vortices that generate more lift, more smoothly.
鱼鳍上突起的部分有助于形成涡旋,也就更增大上升力 、 减小阻力.来自互联网
5. But look at how I get the flipper effects with my feet and my ankle flexibility.
