двенадцать часов

twelve hours

→ двенадцать
phrase Rare #39,028
twelve hours With a time-of-day word such as «ночи» (at night), it can refer to twelve o’clock.
RU: Мы ждали автобус двенадцать часов.
EN: We waited for the bus for twelve hours.

Я вчера проспал двенадцать часов.

I slept for twelve hours yesterday.

Сейчас двенадцать часов.

It’s twelve o’clock now.

Я был в поезде двенадцать часов.

I was on the train for twelve hours.

Двенадцать часов, а он спит.

It's twelve o'clock, and he's still asleep.

— The Cranes Are Flying (1957)