1660s (adv.), 1764 (adj.), from French impromptu (1650s), from Latin in promptu "in readiness," from assimilated form of in- "into, in, on, upon" (see in- (2)) + promptu, ablative of promptus "readiness," from past participle of promere "to bring out," from pro- "before, forward, for" + emere "to obtain" (see exempt).
实用例句
1. This afternoon the Palestinians held an impromptu press conference.
今天下午巴勒斯坦方面临时召开了记者招待会。
来自柯林斯例句
2. The announcement was made in an impromptu press conference at the airport.
这一宣布是在机场举行的临时新闻发布会上作出的.
来自《简明英汉词典》
3. I'm sure his remarks were rehearsed, not impromptu.
我肯定他的话是预先想好的, 不是即席讲的.
来自《简明英汉词典》
4. I quite by chance got drawn into a kind of impromptu party downstairs.
我碰巧被拉去参加楼下那种临时组织起来的舞会.
来自《简明英汉词典》
5. No diplomatic language was needed. A few impromptu fairy tales were enough.