a.

1. （感情等的）奔放的；興高采烈的
   After we won the National Championship, the mood pervading through our team has been ebullient.

   在得到總冠軍之後，整個球隊的氣氛都是熱情洋溢的。

2. 沸騰的

adj.

1. cheerful and full of energy.
2. archaic (of liquid) boiling or turbulent.