前臂肌肉的速度力量的训练，能够提高旋转发球速度、成功率和增加球的旋转。
Forearm muscle speed and strength training can serve to improve the success rate of rotation and increase the spin of the ball.
前臂肌肉的速度力量的训练，能够提高旋转发球速度、成功率和增加球的旋转。
Forearm muscle speed and strength training can serve to improve the success rate of rotation and increase the spin of the ball.
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