the empty chair
不在場的人
口語·指缺席的人
英文釋義
an absent or missing person, especially someone who is expected or should be present
例句
At the meeting, Tom's empty chair was a reminder of his absence.
典故來源
源自政治辯論中故意留空椅子以象征缺席者的做法,后泛化使用。