網球學習
One of the key aspects of the swing is the position of the arm and wrist at the point of contact. There are two mains kinds:
1. the straight arm forehand and
2. the double-bend forehand.
1.直臂正拍straight-arm forehand 和雙彎正拍double-bend forehand 歷史
2.@正拍手腕,手肘雙彎(Z字型)
Double-bend forehand
Double bend forehand
hitting-arm position
Tags: 網球,正拍,tennis, forehand, 直臂,雙彎,費德勒