excitation source

例句：

1. 1. The movie was a great source of excitement for the audience.
   这部电影为观众带来了极大的兴奋。
2. 2.The discovery of a new species is often a source of excitement for scientists.
   新物种的发现常常让科学家感到兴奋。
3. 3.The thrilling storyline of the novel is a source of inspiration for many readers.
   小说激动人心的情节是许多读者的灵感来源。