() the basic systems and services that are necessary for a country to run smoothly, for example buildings, transport, and water and power supplies （国家的）基础设施，基础建设◆They need to attract foreign investment to improve the country's infrastructure. 他们需要吸引外国投资以改善国家的基础设施。
the systems or equipment that an organization needs in order to be able to operate efficiently （机构的）基础设施◆a leading supplier of IT infrastructure 资讯技术基础设施的领先供应商