1.
a piano piece that sounds like an impromptu
一首听上去像即兴之作的钢琴曲
2.
Words, music, or actions uttered, performed, or carried out in an extemporaneous manner.
即兴表演即兴说出的台词，即兴表演的音乐或即兴完成的动作
3.
It seems they were made with earth left over from the manufacture of big pottery products.
好像是当时在制作大体陶器之余，用剩下的泥巴即兴作出来的。
4.
improvisatory skill.
即兴诗人创作的技巧
5.
Something improvised, especially a dramatic skit.
即兴作品即兴而作的东西，尤指戏剧小品
6.
In short, a volume of a novel of fashionable life was that day improvised by her for my benefit.
总之，那一天，她为了我即兴创作了一部时髦生活的小说。
7.
The speech was full of ad-libs and witty asides.
讲演中满是即兴之词和诙谐离题之语。
8.
To invent, compose, or recite without preparation.
即兴创作无准备地发明、创作或者背诵
9.
A short piece of music, often improvised on a solo instrument, played as an introduction to a larger work.
即兴曲一段短音乐，常为乐器即兴独奏，作为大型作品的序曲
10.
To invent, compose, recite, or execute something offhand.
即席创作；即席表演即兴地发明、创作、背诵或者制成某事物
11.
It now behoves you, on reading the contents of this epistle, to return instantly from the place to which you have advanced
今限你见诏之日，立即撤兵，回到兴师之处。
12.
The poems were collected, and Wang himself wrote the Preface to the Orchid Pavilion Collection in his trademark calligraphic style, a 324-character text in 28 lines.
汇诗成集，羲之即兴挥毫作序，这便是有名的《兰亭序》。此帖为草稿，28行，324字。
13.
extemporaneous:Carried out or performed with little or no preparation; impromptu
即兴的:毫无准备的或稍作准备就执行或表演的;即兴的.
14.
To improvise and deliver extemporaneously.
即兴演讲，即兴发言
15.
I forget to bring the words of my speech, so I just had to improvise.
我忘了要带演讲稿，所以只得即兴创作。
16.
Some dance movements were composed impromptu, which were simple and standard.
又可即兴编舞，舞蹈动作洗练、规范。
17.
the presidential candidate made a remark off the cuff.
校长候选人即兴作了评论。
18.
A glib response to a complex question.
对一复杂问题作出即兴回答