This is the 1578th most frequent Japanese word.
基盤
Foundation or basis.
基盤 is used to mean 'foundation,' specifically referring to the fundamental basis on which something is built, in this case, the economy of the city.
この都市の経済基盤は観光業に依存しています。
The economic foundation of this city relies on tourism.
基盤 here refers to the fundamental structure or underlying system that supports the functioning of something, in this case, modern society.
技術の進歩が現代社会の基盤を支えています。
Technological advancements support the foundation of modern society.
基盤 in this sentence refers to the systemic framework or foundational structure upon which the education system is built.