back in
US /bæk ɪn/
UK /bæk ɪn/
副詞
1.
回到, 恢復
returned to a place or position
範例:
•
He's finally back in the office after his vacation.
他休假後終於回到辦公室了。
•
The old system is back in place.
舊系統恢復了。
2.
在, 在...時期
referring to a past time or period
範例:
•
Back in the 90s, things were very different.
在90年代，情況大不相同。
•
I remember that from back in my school days.
我記得那是在我上學的時候。