A good drill is to let the non-hitting hand which is riding on the throat of the racquet drop and touch the back thigh.
A good drill is to let the non-hitting hand which is riding on the throat of the racquet drop and touch the back thigh.
好的训练是要让非打击的手,它正乘坐在网拍喉部,落下并碰触后面的大腿。