impromptu
[im'prɔmptju:]
n. 即兴曲；即席演出
adv. 即席地
adj. 即席的
同义词
参考例子
1.It usually takes more than three weeks to prepare a good impromptu speech.
一般我要花费三周以上来准备一个好的即兴演讲。
2.The topic for your impromptu speech is, Which is more important for you: knowledge from books or personal experience?
下面你即兴演讲的题目是：“书本上的知识和人生经验，哪一个对你更重要？”
3.In an impromptu news conference outside the ballroom, a family spokesman said the couple had no plans for a honeymoon cruise.
在舞厅外举行的一次非正式新闻发布会上，家庭的发言人说：小夫妻没有蜜月旅行计划。
英文解释
n.
1.an extemporaneous speech or remark
2.a short musical passage that seems to have been made spontaneously without advance preparation
adj.
1.with little or no preparation or forethought
2.without advance preparation
网络释义
impromptu
即席,毫无准备地,立刻的; 即兴曲; 即席演出; 春光奏鸣曲;
impromptu speech
即兴演讲; 即席演讲; 即席演说; 即席讲话;
Fantasic Impromptu
即兴幻想曲;
Fantasia Impromptu
即兴幻想曲;
extemporarily impromptu
即席地;