1. (国家、社会、组织赖以行使职能的)基础建设,基础设施
The infrastructure of a country, society, or organization consists of the basic facilities such as transport, communications, power supplies, and buildings, which enable it to function.

1. the stock of basic facilities and capital equipment needed for the functioning of a country or area

e.g. the industrial base of Japan

Synonym: base

2. the basic structure or features of a system or organization

Synonym: substructure