signalman
柯林斯詞典
1. N-COUNT A signalman is a person whose job is to control the signals on a particular section of a railway. (鐵路段上的)信號工
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signalman /?s?ɡn?lm?n/ (signalmen)
劍橋詞典
- someone who operates a railway signal
（鐵路）信號員 返回 signalman