capriciousness 

英汉解释

n. 变幻莫测，变化无常

同义词

n. arbitrariness，flightiness，unpredictability，whimsey

参考例句

1. Thanks
感谢你们一直以来忍受我的任性，放任我自私，让我有了一个完全的自由。
2. Overcomes engineer carries on judgment subjectivity and capriciousness depend on the experience and imagines.
在一定程度上克服工程人员凭经验和空间想象来进行判断的主观性、随意性。
3. From "the Help of Heaven" to "the Capriciousness of Fate" --On the Evolution of Nuerhachi and Huangtaiji's Fate Thought.
从“皇天眷佑”到“天命靡常”——论努尔哈赤与皇太极天命思想的演变。

英英解释

n.
  1. the quality of being guided by sudden unpredictable impulses
  2. the trait of acting unpredictably and more from whim or caprice than from reason or judgment

网络释义

capriciousness
释义：心境变态; 心情变态; 心境变态; 紫色康乃馨:任性;