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单词 train signal
释义

Definition of train signal in English:

train signal

noun
  • 1A light, semaphore, or other device used to signal instructions or warnings to or from a train; compare "signal".

  • 2A method of communication between the carriages of a train and the locomotive using a continuous pipe (now historical).

Origin

Mid 19th century; earliest use found in Rules & Regulations for Engine-drivers & Firemen.

Definition of train signal in US English:

train signal

noun
  • 1A light, semaphore, or other device used to signal instructions or warnings to or from a train; compare "signal".

  • 2A method of communication between the carriages of a train and the locomotive using a continuous pipe (now historical).

Origin

Mid 19th century; earliest use found in Rules & Regulations for Engine-drivers & Firemen.

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更新时间:2025/6/19 20:03:36