perspicacious
/ˌpɜːspɪˈkeɪʃəs/adjective
- having a ready insight into and understanding of things敏锐的, 有洞察力的：
it offers quite a few facts to the perspicacious reporter.
这为敏锐的记者提供了相当多的事实。
派生词
perspicaciously
adverbperspicacity
noun词源
early 17th cent.: from Latin perspicax, perspicac- 'seeing clearly' + -ACIOUS.