subway system
英 [ˈsʌbweɪ ˈsɪstəm]
美 [ˈsʌbweɪ ˈsɪstəm]
网络 地铁系统; 铁路系统; 地下铁路系统
英英释义
noun
- an electric railway operating below the surface of the ground (usually in a city)
- in Paris the subway system is called the `metro' and in London it is called the `tube' or the `underground'