cab signalling
名词 n.
英文释义
名词 n.
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A rail safety system installed in the driving cab of a train, which gives information to the train driver on track status and condition.
— Now, a century later, semaphores and discs are giving place to colour and position lights. What will be the fashion in 2041? Universal continuous cab signalling?
词形变化
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数据来源: Wiktionary