An impromptu action is one that you do without planning or organizing it in advance.
例句
This afternoon the Palestinians held an impromptu press conference...今天下午巴勒斯坦方面臨時(shí)召開了記者招待會。The children put on an impromptu concert for the visitors.孩子們?yōu)閬碓L者即興獻(xiàn)上了一場音樂會。
英漢詞典釋義
adj.
事先無準(zhǔn)備(的), 臨時(shí)(的)
impromptu remarks即席的評論The announcement was made in an impromptu press conference at the airport.這一宣布是在機(jī)場舉行的臨時(shí)新聞發(fā)布會上作出的。I’m sure his remarks were rehearsed, not impromptu.我肯定他的話是預(yù)先想好的, 不是即席講的。I quite by chance got drawn into a kind of impromptu party downstairs.我碰巧被拉去參加樓下那種臨時(shí)組織起來的舞會。
英英詞典釋義
Noun
1. an extemporaneous speech or remark;
"a witty impromptu must not sound premeditated"
2. a short musical passage that seems to have been made spontaneously without advance preparation
Adjective
1. with little or no preparation or forethought;
"his ad-lib comments showed poor judgment""an extemporaneous piano recital""an extemporary lecture""an extempore skit""an impromptu speech""offhand excuses""trying to sound offhanded and reassuring""an off-the-cuff toast""a few unrehearsed comments"