Postsantum depression refers to the incredible letdown some folks experience when they realize Christmas is over. It occurs typically on the first day back to office after holidays. 节后抑郁症指的是人们在意识到圣诞节已经过去时感受到的极大的失落感。通常发生在节后回来上班的第一天。 Example: A: Holy hell, why is Michelle ragging it with me?B: It's not just you, she's got a bad case of postsantum depression.甲：真是的，米歇尔为什么和我过不去啊？乙：不是因为你啦，她有严重的“节后抑郁症”。