Ключевые слова: auditorium, blue, blue tone, board, business, campus, ceiling, chair, class, classroom, colleg, college, conference, corridor, council, desk, education, empty, fold, hall, indoors, interior, learning, lectern, lecture, meeting, meeting room, nobody, office, passageway, room, row, school, schoolroom, seat, seating, seats, seminar, stairs, study, table, theater, theatre, traditional, university, wood, wooden,