Rain check
01
延期, 改期
refusal or cancellation of an invitation, offer, or plan with intention of accepting it or doing it at another time instead
Idiom
Informal
例子
Due to a scheduling conflict, I 'll need to give you a rain check on attending the conference.
由于时间冲突，我需要给你一个rain check来参加这次会议。
02
延期票, 雨票
a ticket stub entitling the holder to admission to a future event if the scheduled event was cancelled due to rain
