ebullient
adjective /ɪˈbʌliənt/, /ɪˈbʊliənt/
/ɪˈbʌliənt/, /ɪˈbʊliənt/
(formal)- full of confidence, energy and good humour
充满自信的；精力充沛的；热情洋溢的 - The Prime Minister was in ebullient mood.
首相兴致勃勃。 - He was accompanied by an ebullient, talkative blonde.
陪同他的是一位热情洋溢、健谈的金发女郎。 - The ebullient Mr Clarke was not to be discouraged.
信心十足的克拉克先生是不会气馁的。 - She sounded as ebullient and happy as ever.
她听起来像往常一样热情和快乐。
词源late 16th cent. (in the sense ‘boiling’): from Latin ebullient- ‘boiling up’, from the verb ebullire, from e- (variant of ex-) ‘out’ + bullire ‘to boil’. - The Prime Minister was in ebullient mood.