ebullience
n. (感情等的)奔放,兴高采烈; 沸腾
If you describe someone as ebullient, you mean that they are lively and full of enthusiasm or excitement about something.
...the ebullient Russian President.
热情洋溢的俄罗斯总统
1. overflowing with enthusiasm
His natural ebullience began to return.
他开始恢复与生俱来的热情奔放。
She burst into the room with her usual ebullience.
她像往常一样兴高采烈地冲进了房间。
She burst into the room with her usual ebullience, and immediately started talking to everyone.
她像往常一样兴高采烈地冲进了房间, 立刻跟大家攀谈起来.
As always, when he came here , he felt his natural ebullience desert him.
如同往常一样, 他觉得自己一踏进这个地方, 那种天生的感情洋溢的性格顿时就化为乌有.