一段時間的用法和樣例：
例句
-
爆炸后經過相當一段時間，這個城鎮才恢復了正常的生活秩序。
After the explosion it was some time before the town resumed its everyday routines. -
住院很長一段時間他復原了。
He was on his feet again after such a long period in hospital. -
這些想法已經流行了一段時間。
These ideas have been in circulation for some time. -
她將離開一段時間，何時回來未定。
She'll be away for an indefinite period. -
她在醫院住了一段時間后，很快又回來上班了。
After a short spell in hospital she was soon back at work.
