Why were cities, countries, and schools described as S, A, and so on in novels?
In novels, cities and national schools were described as SAs because these words represented different qualities and characteristics. They could be used to describe the special nature and atmosphere of these places. The city described by S usually referred to a busy, commercial city. This kind of city usually had tall buildings, bustling streets, crowded people, and a vibrant cultural atmosphere. S might refer to the country's political system, economic situation, cultural style, etc. This kind of country usually has complex historical, political, and cultural factors, as well as a prosperous economy and strong military power. A school usually referred to a high-level educational institution. This kind of school usually had advanced teaching facilities, excellent teachers, rich subject settings, and international teaching standards. A country may refer to the country's education system, education system, educational resources, and other characteristics. This country usually has excellent educational traditions and profound cultural heritage, as well as extensive educational resources and high-level talent reserves. These words could be used to describe the scenes and characters in the novel, as well as the atmosphere and characteristics of these scenes and characters. Of course, the specific meaning and usage of these words might also vary according to the plot, background, and personal style of the author.