兴奋是一种令人兴奋的情绪，它使人感到充满活力和热情。在英语中，有许多表达兴奋的短语，下面将介绍一些常用的短语以及它们的用法。

1. Jump for joy: 这个短语意思是“跳起来庆祝”，通常用于形容人们因为某些好消息或者成功而感到兴奋。

例句：When I received the acceptance letter from my dream university, I jumped for joy.

2. On cloud nine: 这个短语意思是“在九云之上”，形容人们因为心情愉悦而感到兴奋。

例句：After winning the championship, the team was on cloud nine.

3. Over the moon: 这个短语意思是“在月球上”，也是形容人们因为好消息或者成功而感到兴奋。

例句：When she heard that she got the job she applied for, she was over the moon.

4. Thrilled to bits: 这个短语意思是“非常高兴”，表达人们因为某些事情而感到兴奋和满足。

例句：I was thrilled to bits when I heard that my favorite band was coming to town.

5. Excited as a kid in a candy store: 这个短语意思是“像在糖果店里的孩子一样兴奋”，形容人们非常兴奋和激动。

例句：She was excited as a kid in a candy store when she saw the new car her parents bought for her.

以上是一些英语中常用的表达兴奋的短语，它们可以帮助你更好地表达自己的情感，让你的语言更加生动活泼。