以上来源于: WordNet
N a type of kick used in certain swimming strokes, such as the crawl, in which the legs are held straight and alternately moved up and down rapidly in the water (游泳运动中腿部)打水
A 6-beat kick is 6 kicks per cycle. This is a traditional flutter kick technique that most swimmers use.
6次腿是每个周期打腿6次，这是大多数选手使用的传统打腿。
Pushes off wall with streamline slightly separated from ears. Head is down facing floor of pool. Little to no flutter kick is occurring during this frame.
第一帧：蹬壁后保持从耳边稍微分开的流线型。头向下面朝池底。在这一帧中，脚几乎不打水。
Do the Superman Glide, but this time, once you feel yourself slowing down, start to flutter kick (not so violently that you churn the surface of the water) and go as far as your breath allows.
做超人滑翔，但这一次，一旦你觉得自己放缓，开始颤振(不那么剧烈，你流失水面)，并尽你的呼吸允许。
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