extemporaneity

常見例句

He made an extemporaneous speech.
他作了即席演說。
An accomplished extemporaneous speaker.
一位高明的即席演講者
An extemporaneous policy decision.
一個權宜的政策決定
She made an extemporaneous speech on the ceremony.
她在典禮上做了一次即興演講。
In an extemporaneous or informal manner.
即席地，非正式地
Nixon carried away with it all, delivered his extemporaneous toast.
尼克松對一切都很滿意，頗有些情不自禁地發(fā)表了他的即席祝酒詞。