railroad line
英英释义
Noun- line that is the commercial organization responsible for operating a system of transportation for trains that pull passengers or freight
例句
用作名词(n.)- We have to cross the line by the foot bridge.我们不得不从人行桥上越过铁路线。
- The railway line follows the river for several miles.这条铁路线有好几英里靠近江边。
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