adj.(态度或行为)反复无常的，任性的，变化无常的，变幻莫测的，多变的

The weather in the mountains can be quite capricious, changing from sunny to stormy in a matter of minutes.
山区的天气变化无常，晴朗和暴风雨之间可能只需几分钟就会转换。
Her mood swings were so capricious that her friends never knew how she would react to any given situation.
她的情绪如此反复无常，朋友们从来不知道她会对任何特定情况做出什么反应。
The boss's decisions seemed capricious, favoring one employee over another without any clear rationale.
老板的决定显得很随意，没有明确的理由就偏爱一个员工胜过另一个。
The artist's brushstrokes were capricious, creating a sense of movement and unpredictability in the painting.
画家的笔触变幻莫测，为画作营造出一种动感和不可预测性。
The paths of the fireflies in the garden appeared capricious, darting here and there without any apparent pattern.
花园里萤火虫的飞行轨迹看起来飘忽不定，没有任何明显的规律。
His love for travel was capricious; one day he'd be planning a trip to Paris, the next he'd be set on exploring the Amazon.
他对旅行的热爱变化多端，一天可能在计划去巴黎的旅行，第二天又决定探索亚马逊。
The stock market's fluctuations can be capricious, making it difficult for investors to predict which way prices will go.
股市的波动无常，使得投资者很难预测价格走势。
The chef's menu was capricious, with new and unexpected dishes appearing every week based on whatever ingredients inspired him.
这位厨师的菜单变化莫测，每周都会根据激发他灵感的不同食材推出新奇且出乎意料的菜肴。
Her fashion sense was capricious, embracing a different style each season and defying anyone to pin her down to a single look.
她的时尚感变幻莫测，每个季节都拥抱不同的风格，让人无法将她定位在单一的造型上。
The direction of the wind was capricious, causing sailors to constantly adjust their sails to maintain course.
风向变化无常，使得水手们不得不持续调整帆以保持航向。