Take one or two dolphin kicks to get started, then lock your hands together and raise your arms UP and out of the water.
作为开始，先打一到两个海豚腿。然后两手互握，抬出水面并维持这个状态。
While most swimmers have a strong downbeat on their underwater dolphin kicks, Tierney sees many relax on their up-kick, losing power by doing so.
大多数的运动员在水下蝶泳腿中下打都非常有力，可他们的上打却过度放松。
While most swimmers have a strong downbeat on their underwater dolphin kicks, Tierney sees many relax on their up-kick, losing power by doing so.
大多数的运动员在水下蝶泳腿中下打都非常有力，可他们的上打却过度放松。
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