当手掌逐渐适应了这个练习，并获得了抗力之后，可以使用更重的打击，直到最终能够以反手全臂猛扫的方式发出强有力的一击。

As the hand becomes used to the exercise and acquires resistance, more severe blows may be given, until finally a powerful blow with the full, back-hand sweep of the arm is possible.

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李娜以3 - 2的比分破发，之后又以一个反手致胜球再次破发，比分达到5 - 2。

Li broke for 3-2 and then again for 5-2 thanks to a backhand winner.

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