This is usually physical structures that are needed to make something work, for example rail infrastructure includes tracks, stations and signals.

这通常是使某些东西工作所需要的物理结构，例如铁路基础设施包括轨道、车站和信号。

This is usually physical structures that are needed to make something work, for example rail infrastructure includes things like tracks, stations and signals.

这个词一般指的是让某物运转所需要的物理结构，比如轨道交通基础设施包括铁轨、车站和信号标识。