Impromptus
(impromptu 的复数) n. 即席演出, 即兴曲\\na. 即席的\\nadv. 即席
🗣️ 情景例句
That would be find.
那好。
His idea is childish.
他的想法很幼稚。
He did not know from which part of Africa his ancestor had come.
他不知道祖先来自非洲的什么地方。