当你开始冲刺，你必须有强有力的腿。

When you start sprinting, you need to have powerful legs.

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记住，如果你领先你的对手进入自由泳阶段，然后在前五次划臂是多用劲儿的话，那么当你开始冲刺的时候，你的对手们确还在疲惫地游着蛙泳。

Remember, if you get to the freestyle before your competitors and attack the first five strokes, you are swimming sprint free while they are swimming tired breaststroke.

youdao

记住，如果你领先你的对手进入自由泳阶段，然后在前五次划臂是多用劲儿的话，那么当你开始冲刺的时候，你的对手们确还在疲惫地游着蛙泳。

Remember, if you get to the freestyle before your competitors and attack the first five strokes, you are swimming sprint free while they are swimming tired breaststroke.

youdao