cruel and unpleasant 恶魔般的;残忍的;令人憎恶的 a fiendish act 残忍的行为 shrieks of fiendish laughter 恶魔般的尖笑声
- (informal)
extremely clever and complicated, often in an unpleasant way (常令人不快地)巧妙复杂的 a puzzle of fiendish complexity 深奥复杂的谜 a fiendish plan 巧妙复杂的计划
- (informal)
extremely difficult 极其困难的 a fiendish problem 大难题