/ˈdʒu:bɪlənt ||; ˈdʒubḷənt/adj (formal 正式) extremely happy, especially because of a success 欢欣的，欢腾的（尤指因成功）: The football fans were jubilant at their team's victory in the cup. 看见自己的足球队赢了锦标赛，球迷都欣喜若狂。