adj. 1.颖悟的；敏锐的；聪明的。 2.〔古语〕眼光锐利的。 adv. -ly ,-ness n.
mentally acute or penetratingly discerning; "too clear-eyed not to see what problems would follow"; "chaos could be prevented only by clear-sighted leadership"; "much too perspicacious to be taken in by so spurious an argument" 同义词：clear-eyed, clear-sighted,
acutely insightful and wise; "much too perspicacious to be taken in by such a spurious argument"; "observant and thoughtful, he was given to asking sagacious questions"; "a source of valuable insights and sapient advice to educators" 同义词：sagacious, sapient,
例句与用法
1.
Before they had gone far it occurred to the perspicacious reddleman that he would have acted more wisely appearing less unimpressionable . 他们没走多远，那位见事犀利的红土贩子就忽然想到，他要是作出容易受感动的样子来，那他的行动就显得更聪明了。
2.
Keen , calculating , perspicacious , acute and astute ? i was all of these 敏锐、慎重、聪慧、深刻、机智一一这些就是我的特点。
3.
It is very perspicacious of you to find the cause of the trouble so quickly 你真是明察秋毫，问题的原因这麽快就找出来了。
4.
Margaret ng and the hon . lau kong - wah are all skilled debaters , relentless and perspicacious . faced with them i am often struck speechless with admiration 曾钰成议员李柱铭议员余若薇议员吴霭仪议员刘江华议员都很有辩才，思路分明，寸土必争，这些辩才令人佩服，我对他们是无言以对。
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