Ключевые слова: architecture, background, blackboard, blank, board, business, chair, class, classroom, cognition, college, concept, decoration, design, desk, education, educational, empty, floor, furniture, green, indoor, inside, interior, learn, learning, lecture, lesson, light, modern, nobody, room, school, seminar, space, student, table, teacstudy, training, university, wall, white, window, wooden,