In the breaststroke version, we do the pullout and then one pull, and then kick underwater until they think they are ready to do one pull long finish at the wall.

• 这个训练的蛙泳版本中，我们蛙泳长划臂出发，然后一次划水后，接下去水下蹬腿，直到他们觉得他们准备好一次长划能够触壁。