近代网球运动,需要网球选手们在底线与中场具有完善的进攻能力。这种能力往往能够决定比赛的胜负。利用带有侵略性的底线击球,或者发球上网战术,虽然能够让他们的对手麻烦不断,但无论是一发还是二发,都不足以很有把握地得分,这样容易在比赛中失去主动,也就意味着 Modern tennis, tennis players need to have a perfect offensive and defensive midfield. This ability can often determine the outcome of the game. Using aggressive bottom-line batting, or serve-net tactics, can keep their opponents in trouble, however, it is not enough to score with confidence, making it easy to lose the initiative in the race, That means