下部構造,基礎下部組織
infrastructure n 1: the basic structure or features of a system or organization [syn: {substructure}] 2: the stock of basic facilities and capital equipment needed for the functioning of a country or area; "the industrial base of Japan" [syn: {base}]
infrastructure Basic support services for computing, particularly national networks. See also {information superhighway}. (1995-06-27)