1.
Not running on tracks or rails.
无轨的不在轨道或铁轨上运行的
2.
A railway track or system of tracks.
铁路，铁轨铁路或铁路系统
3.
The workers are laying the tracks.
工人们在铺设铁轨。
4.
Trains travel along rails.
火车沿着铁轨行进。
5.
Passengers must not cross the rails.
乘客不准横过铁轨。
6.
The railroad tracks join together in Utah.
火车铁轨在犹他州相连。
7.
The wrecked train lay aslant the track.
失事的火车横在铁轨上.
8.
Then the railroad building era really began.
铁轨也在慢慢向北延伸。
9.
A length of railroad track controlled by signals.
受信号器控制的铁轨
10.
They spiked the rails to the ties.
他们把铁轨钉到枕木上。
11.
The wheels bite the rails.
车轮卡紧在铁轨上。
12.
The train was delayed because of ice on the line.
火车因铁轨结冰而误点.
13.
The rail beds well on the ballast.
铁轨在道碴上搁得很稳。
14.
Passengers must not walk on the railway line.
旅客不准在铁轨上走。
15.
The engine left the rails and ploughed up the track for several yards.
火车头出了轨，翻出了铁轨几码远。
16.
"a vehicle, such as a streetcar, that runs on rails."
一种在铁轨上行驶的车辆,如有轨电车。
17.
derailer ,mechanical, for railwarys or tramways
机械脱轨器,铁道或有轨电车轨道用
18.
A railway system using a single rail.
单轨铁路系统采用单轨的铁路系统