perspicacious

The perspicacious critic identified the significance of the movement before it had received any public attention.这位具洞察力的评论家在该运动受到任何公众关注之前就识别出了它的重要性。

A perspicacious reading of the treaty reveals ambiguities that would later become points of bitter contention.对该条约的一次具洞察力的解读揭示了一些后来成为激烈争端焦点的歧义。