excitation condition

例句：

1. 1.The news of the new project has excitedeveryone in the office.
   新项目的新闻让办公室里的每个人都感到兴奋。
2. 2. Thescientist's excitement abouthis discovery was contagious.
   科学家对他的发现感到兴奋，这种兴奋感是传染的。
3. 3. Thethrill of the race coursemade her heart race with excitement.
   赛道上的刺激让她心跳加速，充满了兴奋。