excitation of turbulence

例句：

1. 1.The news of the new invention was a source of great excitation to the scientists.
   新发明的消息让科学家们非常兴奋。
2. 2.He was excited about the upcoming vacation.
   他对即将到来的假期感到兴奋。
3. 3. The excitement of the competition kept everyone on their toes.
   比赛的兴奋让人时刻保持警惕。