When a league bowler first participates in a league or tournament with a long sport shot lane conditions, he or she will stand in amazement wondering why the ball does not hook as it normally does in league.

• 当一个打惯商业道的球员第一次打较有难度的长油球道的比赛时，他(她)可能会想不透为什麽球没有平时球队练习时那麽弯?