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柯林斯高阶英汉双解学习词典释义
英汉词典释义
英英词典释义
  • Noun
    1. line that is the commercial organization responsible for operating a railway system
    2. a line of track providing a runway for wheels;
    "he walked along the railroad track"
行业词典
  • 旅游: 铁路;
    铁道: 铁道;又称 :铁道(railroad);