adj.敏锐的，有洞察力的，精辟的

His perspicacious analysis of the market trends led to successful investments.
他的敏锐市场分析导致了成功的投资。
She displayed a perspicacious understanding of her students' individual needs.
她对学生的个性化需求展现出了敏锐的理解。
The detective's perspicacity in solving the crime was truly remarkable.
侦探在破案上的洞察力实在令人赞叹。
Perspicacious observers can often spot subtle changes in people's behavior.
观察力敏锐的人通常能察觉到人们行为中的细微变化。
His perspicaciousness saved the company from financial ruin.
他的精明使公司免于破产。
The professor's perspicacious critique of the paper was invaluable.
教授对论文的深刻评论极为宝贵。
Her perspicaciousness in identifying problems was a key factor in their success.
她在发现问题上的敏锐是他们成功的关键因素。
A perspicacious leader knows when to delegate tasks and when to take charge.
一个明智的领导者知道何时委派任务，何时亲力亲为。
The lawyer's perspicacity during cross-examination won the case for her client.
律师在交叉审讯中的敏锐帮助她为客户赢得了官司。
His perspicaciousness about human nature helped him navigate social situations with ease.
他对人性的洞察使他在社交场合游刃有余。