perspicacious
adjective /ˌpɜːspɪˈkeɪʃəs/
/ˌpɜːrspɪˈkeɪʃəs/
(formal)- able to understand somebody/something quickly and accurately; showing this
敏锐的；有洞察力的；精辟的 - a perspicacious remark
入木三分的评论 - He was perspicacious enough to realize that things were soon going to change.
他足够敏锐，意识到事情很快就会改变。
词源early 17th cent.: from Latin perspicax, perspicac- ‘seeing clearly’ + -acious. - a perspicacious remark