pinnacle
Word family nounpinnacleadjectivepinnacled
pin·na·cle /ˈpɪnəkəl/ noun 1 [singular]SUCCESSFUL the most successful, powerful, exciting etc part of something 巅峰;顶点;鼎盛时期 the pinnacle of academic achievement 学术成就的顶峰
pinnacle of She had reached the pinnacle of her political career. 她已经达到政治生涯的顶峰。
at the pinnacle of something The bank was then at the pinnacle of England’s financial system. 当时那家银行在英国金融系统中实力最为雄厚。
2. [countableC] literaryDN a high mountain top 山巅,山峰,山顶 Origin pinnacle (1200-1300) Old French pinacle, from Late Latin pinnaculum, from Latin pinna “wing, wall around the top of a castle”