那个学生公然违抗校规，在教室里使用手机。

The student openly ___defied the school rules by using his phone in the classroom.

这座古老建筑的复杂结构简直令人难以置信。

The intricate structure of this ancient building ___defies belief.

他挑衅地挑战对手在十分钟内解开这个谜题。

He ___defied his opponent to solve the puzzle within ten minutes.