网球打几局：
通常来说，一场网球比赛由多局组成，具体取决于比赛的规则和双方的约定。在大多数情况下，一场比赛通常由三局或五局组成。每局的得分都是根据规则计算的，通常是先达到6分且领先对手2分以上才能赢得一局。如果比分平局，通常会继续比赛直到有一方达到胜利条件。
上海国际网球中心：
Oh, are you talking about the Shanghai International Tennis Center? It's a world-class tennis facility located in the Minhang District of Shanghai, China. The center has hosted numerous international tennis tournaments, including the ATP World Tour Masters 1000 and the WTA Tour Championships. It's a great venue for tennis fans and players alike!