及物动词
不及物动词
名词
1. 横杆；栏杆；扶手
A rail is a horizontal bar attached to posts or fixed round the edge of something as a fence or support.
2. （挂物用的）横杆，横档
A rail is a horizontal bar that you hang things on.
3. 铁轨
Rails are the steel bars which trains run on.
4. 乘火车（旅行）；用火车（运送）
If you travel or send something by rail, you travel or send it on a train.
5. （大声）责骂，呵斥
If you rail against something, you criticize it loudly and angrily.
6. see also: railing
7. 复苏；重振
If something is back on the rails, it is beginning to be successful again after a period when it almost failed.
8. （行为）越轨，不规矩
If someone goes off the rails, they start to behave in a way that other people think is unacceptable or very strange, for example they start taking drugs or breaking the law.
1. any of numerous widely distributed small wading birds of the family Rallidae having short wings and very long toes for running on soft mud
2. a horizontal bar (usually of wood or metal)
3. short for railway
e.g. he traveled by rail
he was concerned with rail safety
4. a barrier consisting of a horizontal bar and supports
Synonym: railing
5. a bar or pair of parallel bars of rolled steel making the railway along which railroad cars or other vehicles can roll