determined by chance or impulse or whim rather than by necessity or reason
同义词：impulsive, whimsical
capricious例句
Capricious or whimsical.
反复无常的，三心两意的
The novelist characterizes his heroine as capricious and passionate.
这位小说家把女主人公刻画成反覆无常而又多情的人。
The climate on grassland is capricious.
草原的气候变化无常。
Romantic heroines are often capricious.
浪漫的女主人公往往难以捉摸。
capricious详细解释
ca.pri.cious adj.（形容词）Characterized by or subject to whim; impulsive and unpredictable.See Synonyms at arbitrary 反复无常的，多变的：具有奇异念头的特征的或易产生这类念头的；易冲动和不可预料的参见 arbitrary 【引伸】 capri.ciously adv.（副词）capri.ciousness n.（名词）
