in·fra·struc·ture /ˈɪnfrəˌstrʌktʃə $ -ər/ ●○○ AWL noun [countableC, uncountableU] PGSSthe basic systems and structures that a country or organization needs in order to work properly, for example roads, railways, banks etc 基础设施[建设]〔如公路、铁路、银行等〕 Some countries lack a suitable economic infrastructure. 一些国家缺乏适当的经济基础设施。
a $65 billion investment package in education, health care and infrastructure 用于教育、医疗和基础设施的650亿美元一揽子投资计划
—infrastructural adjectiveadj