fiendishly [ˈfiːndɪʃli]

例句:

• Or could the operator be using fiendishly well-trained children?
  来自BBC
• This figure is reached by a fiendishly clever equation.
  这个数字是通过一个精妙的方程式计算出来的。
  
• America's trade laws are fiendishly complex.
  美国的贸易法极为复杂。
  
• Finally, evaluating a Go position is fiendishly difficult.
  最后, 评估一个围棋棋位极度困难.
  
• The idea is deceptively simple but fiendishly difficult to implement.
  来自SA
• It is still a fiendishly complicated organisation.
  来自THETIMES