infrastructure
n. 下面结构;永久性军事设施;基础设施,基础建设
复数 infrastructures
例句
Although South Africa has many of the attributes of the First World – some good infrastructure, millions of rich people – it is still not part of that world.
尽管南非具有第一世界的很多特征-良好的基础设施,成千上万的富翁-但它还并不属于那个世界。
《柯林斯英汉双解大词典》