败兴

例句：

1. 1. His team's performance was a complete disaster, leaving everyone in defeat.
   他的团队的表现是彻底的灾难，让每个人都感到沮丧。
2. 2. The failure of the project is due to several factors, including poor planning.
   项目的失败是由于几个因素，包括计划不善。
3. 3. Her defeat at the competition left her feeling utterly defeated.
   她在比赛中的失败让她感到彻底失败。