play-off beam

例句：

1. 1. The play-off beam is the main support structure for the final stage of the competition.
   淘汰赛的横梁是比赛最后阶段的主要支撑结构。
2. 2.During the play-offs, the team's performance on the play-off beam was crucial to their success.
   在淘汰赛中，球队在淘汰赛横梁上的表现对他们的成功至关重要。
3. 3. The play-off beam is a critical component in maintaining the stability of the competition.
   淘汰赛横梁是保持比赛稳定性的关键部件。