The basic facilities, services, and installations needed for the functioning of a community or society, such as transportation and communications systems, water and power lines, and public institutions including schools, post offices, and prisons.
英
美
- 基礎設施社會(huì )或社區正常運作所需要的基本設施，服務(wù)和安裝設備等，如交通與通信系統，水與電力供給線(xiàn)，以及學(xué)校、郵局和監獄等公共機構
