tension brace

例句：

1. 1. The tightrope walker is under great tension as he balances on the wire.
   走钢丝的人正承受着巨大的压力，因为他在钢丝上保持平衡。
2. 2. The tension between the two countries has been high since the beginning of the conflict.
   自冲突开始以来，两国之间的紧张关系一直很高。
3. 3. The tension in the room grew as they waited for their turn to speak.
   随着他们等待轮到发言，房间里的紧张气氛越来越浓。