duration
noun [ U ] uk/dʒʊəˈreɪ.ʃən/ us/duːˈreɪ.ʃən/
C1 持续时间
the length of time that something lasts
He planned a stay of two years' duration. 他计划停留两年。
Synonym: length (TIME)
for the duration 直至结束;在…期间
for as long as something lasts
I guess we're stuck with each other for the duration (of the journey). 我想（旅程结束之前）这段时间我们两个要一直呆在一起。
They left the city for the countryside and stayed there for the duration of the war.
He and his family were forced to stay in a single room for the duration of the holiday.
We remained on the church steps for the duration of the service.
The door's locked during the meeting? Well, I guess we're stuck here for the duration.