adj.恶魔般的，残忍的，令人憎恶的，(常令人不快地)巧妙复杂的，极其困难的

The mathematician devised a fiendishly complex equation that left his students baffled.
数学家设计了一个极其复杂的方程，让他的学生们困惑不已。
The chef's fiendish combination of flavors sent everyone in the dining room into a frenzy.
厨师那令人难以捉摸的口味搭配让餐厅里的每个人都陷入了狂热。
She described her ex-partner's plotting and cunning as fiendish, but also admitted to learning from it.
她形容前男友的狡猾和计谋犹如恶魔般狠毒，但也承认从中吸取了教训。
The puzzle box was so fiendishly intricate that no one could figure out how to open it.
这个谜题盒设计得极其复杂，没有人能解开它的秘密。
The villain's fiendish plan to take over the city was foiled by the brave police officers.
恶棍的那个阴险的统治城市计划被英勇的警察挫败了。
The game developer included a few fiendish glitches in the software, causing players much frustration.
游戏开发者在软件中加入了一些棘手的错误，给玩家带来了不少困扰。
Her cooking skills were considered fiendish, as every dish she prepared was a culinary masterpiece.
她的烹饪技艺被赞为鬼斧神工，因为她做的每一道菜都是烹饪艺术的杰作。
The detective's investigation took a fiendish turn when they uncovered a web of deceit and betrayal.
侦探的调查出现了一次恶魔般的转折，他们揭露了一个欺骗和背叛的网络。
The author's writing style was so fiendishly clever that readers found themselves completely absorbed in the story.
作者的写作风格极其巧妙，让读者完全沉浸在故事中。
The prankster pulled off a fiendish practical joke on their unsuspecting coworker, leaving them red-faced with embarrassment.
恶作剧者对毫无防备的同事玩了个恶作剧，让他们尴尬得面红耳赤。