the basic systems and services that are necessary for a country or an organization to run smoothly, for example buildings, transport and water and power supplies (国家或机构的)基础设施,基础建设 Oxford Collocations DictionaryInfrastructure is used before these nouns:- improvement
- investment
- distribution
- highway
- …
Word Originearly 20th cent.: from French (see infra-, structure).