This is the 153rd most frequent Hebrew word.
אולם
Hall; however; but.
In this sentence, 'אולם' refers to a 'hall' or 'auditorium', specifically a cinema hall.
אני אוהב ללכת לאולם הקולנוע הגדול בעיר.
I enjoy going to the big cinema hall in the city.
Here, 'אולם' serves as a conjunction meaning 'yet' or 'however', connecting two contrasting ideas.
הבחירה אינה פשוטה, אולם עלינו להחליט בהקדם.
The choice is not simple, yet we must decide soon.
In this usage, 'אולם' once again means 'hall', denoting a large room or space for events.