N-COUNT （网球或棒球比赛中负责捡球的）女球童，女捡球员 In a tennis match, the ball girls pick up any balls that go into the net or off the court and throw them back to the players. In a baseball game, the ball girls are in charge of collecting the balls that are hit out of the field. （网球或棒球比赛中负责捡球的）女球童，女捡球员