形容詞 trenchant:

1. having keenness and forcefulness and penetration in thought, expression, or intellect
   同義詞：searching
2. characterized by or full of force and vigor
   同義詞：hard-hitting
3. clearly or sharply defined to the mind
   同義詞：clear-cut, distinct

1. British essayist noted for his trenchant literary criticism. His works include The Characters of Shakespeare's Plays(1817).
   哈茲利特，威廉1778－1830因犀利的文學批評而聞名的英國散文家，他的作品包括莎士比亞戲劇中的人物(1817年)