s joyful and proud especially because of triumph or success
s full of high-spirited delight
a. 欢呼的, 喜洋洋的
1. The crowd was jubilant when the team won the championship.
人群在球队赢得冠军时欢欣鼓舞。
2. She felt jubilant after receiving the good news about her promotion.
她在收到升职的好消息后感到兴高采烈。
3. The jubilant children laughed and played during the festival.
欢快的孩子们在节日里欢笑玩耍。