Who are they to us? We find it difficult to bewail their absence.

他们是谁？，我们发现很难为他们的离去悲叹。

耶鲁公开课 - 弥尔顿课程节选

it's very hard for the professors to schedule a lot of individual time for the people who can't make it.

教授很难为那些没法按时考试的考生另外安排时间。

临时抱佛脚？也做过 - SpeakingMax英语口语达人