Milton has to justify or at least understand this seemingly incomprehensible and unjustifiable event. It's this drive to theodicy that accounts for the poem's most painful moments.

弥尔顿要解释，至少要理解,这看起来不可理喻，无法解释的事件,这首诗最悲痛之处正是源于这斯奥迪斯的动力。

耶鲁公开课 - 弥尔顿课程节选

it's completely ridiculous.

完全不可理喻。

房价非常高 - SpeakingMax英语口语达人