vagaries
noun [ plural ] formal uk/ˈveɪ.ɡər.iz/ us/ˈveɪ.ɡɚ.iz/
变幻无常的事件;不可捉摸的变化
unexpected events or changes that cannot be controlled and can influence a situation
The success of the event will be determined by the vagaries of the weather. 这场活动能否成功将取决于天气的变化。
She had her own style and was not influenced by the vagaries of fashion. 她有自己的风格，不受潮流变幻的影响。