1. 刺激 ; 兴奋 , 激动 [U] The baby's first step caused great excitement in the family. 婴儿迈出了第一步使全家大为兴奋。

2. 令人兴奋的事 ; 刺激的因素 [C] The visiting circus was an excitement to every child in town. 马戏团的到来使镇上每个孩子都感到兴奋。