the quality of being spontaneous and coming from natural feelings without constraint;
"the spontaneity of his laughter"
例句
用作名詞 (n.)
Thereinto the agony and comfort of character and the pleasure of enjoying spontaneousness and so on are rich in poetry. 中僅富有詩意的的部分有些人物的悲傷與簡靜的情形及自然的之趣等。
美
[sp?n'te?ni?sn?s]