去年在硬地球场我也赢了他。
One of them was last year on a hard court .
你喜欢草地球场还是硬地球场？
Do you prefer grass or hard courts ?
当在粘土地打球时，或者硬地球场，脏的细沙粒会留在拍子上增加球线间的摩擦。
During play on clay , and even hard courts , dirt and grit lodged between the strings can increase friction .
硬地球场