excitation of spectra

例句：

1. 1.The news of the new project has caused great excitement among the team members.
   新项目的消息让团队成员们非常兴奋。
2. 2. Her enthusiasm for learning English was infectious.
   她学习英语的热情感染了周围的人。
3. 3. The concert was an exhilarating experience for all who attended.
   音乐会是所有参加者令人振奋的体验。