那个学生对关于中世纪的讨论感到难于理解的英文

the student was out of his depth in discussion on the middle ages

• 那个:    that
• 学生:    student; pupil
• 对:    answer; reply
• 关于:    about; on; with re ...
• 中世纪:    Middle Ages
• 的:    4次方是 The fourth po ...
• 讨论:    discuss; talk over
• 感到:    feel; enter; sense
• 难于理解:    beyond one's depth

例句与用法

1. The student was out of his depth in discussion on the middle ages .
   那个学生对关于中世纪的讨论感到难于理解。