Definition: the system of transportation that uses trains, or a company that runs trains Level: A2
火车抵达了火车站。
The train arrived at the ___railroad station.
不要在铁轨附近玩耍。
Don't play near the ___railroad tracks.
这家铁路公司建于一个多世纪前。
This ___railroad company was built over a century ago.
