mercurial
🇬🇧/mɜːˈkjʊəriəl/ 🇺🇸/mɜːrˈkjʊriəl/adjective [原级] 水银的;水星的;墨丘利神的;雄辩机智的;活泼善变的
Emily's mercurial temperament made her difficult to live with. 埃米莉脾气反复无常,很难与她相处。
noun [专属名词] 汞剂;水银剂
In no sense mercurial, these great fortunes survived the financial panics that destroyed lesser ones. 这些巨大的财富绝不是反复无常的,它们在金融恐慌中幸存了下来。