spontaneity是什么意思

n.自发性

1、The performance was full of spontaneity and improvisation.
这场表演充满了自发性和即兴创作。
2、I love the spontaneity of his jokes; they always make me laugh.
我喜欢他的笑话里的自然和即兴感，它们总是让我笑。

自发性；自然；即时性；自发行为的品质。