每局比赛后，双方交换场地。第三局如果。

Sides change ends after each game, and also half way through the third game (if there is one).

每局比赛的第一分球怎么发？

How about that for the first point of the game?

他在每局之间修锉指甲，并在赛后浸泡它。

He files the nail between innings, and soaks it after games.