"thereafter"是一個副詞，意思是「從那時以後」或「其後」。例如，在句子"You'll be accompanied as far as the border, thereafter you must find your own way."中，"thereafter"表示有人送你到邊境後，你必須自己找路。另一個例子是，"The state of a woman during childbirth or immediately thereafter."，這裡"thereafter"描述的是婦女在分娩期或緊接其後的時期內的狀況。