当发球方得分为奇数分时，双方球员应在本方场地的左发球区发球和接发球。
The players shall serve from, and receive in, their respective left service courts when the server has scored an odd number of points in that game.
发球落点区域主要集中在中区，中区及后左区得破率相对较高。
Serving placement region mainly concentrates in the central district, the break rate of central district and the left district is relatively high.
发球落点区域主要集中在中区，中区及后左区得破率相对较高。
Serving placement region mainly concentrates in the central district, the break rate of central district and the left district is relatively high.
应用推荐