How far and how much backswing .

有多远和要后摆多少。

You have now completed the backswing .

你现在已经完成背后拉拍。

Keep your pace steady throughout your backswing .

你把你整个步伐稳步。

His ball does not move , but the player believes it will move if he takes a backswing .

球没有动，但球员认为如果他向后挥杆时球会移动。

Make sure you have a solid backswing , contact and follow through on all shots .

保证你对于所有的来球可以有充分的回摆，然后接触球，并且跟进。