spontaneousness
n. 自然；任意
同义词
参考例子
1.You once liked her spontaneousness, but you will feel it's all excessive in the end.
你曾经喜欢她率性而为，最后却觉得她这一切都过了头。
2.Thereinto the agony and comfort of character and the pleasure of enjoying spontaneousness and so on are rich in poetry.
其中富于诗意的部分有人物的痛苦与自在状态及自然之趣等。
3.Institution restricts people's actions, while culture rules can prompt people's dynamic role because of its spontaneousness.
制度制约人的行动，而文化规则由于其自发产生特性使然，能促进人的能动性；
英文解释
n.
1.the quality of being spontaneous and coming from natural feelings without constraint
网络释义
spontaneousness
自然; 天然的;
naturalness nature spontaneousness
自然;