SWITCHMAN N扳道工
The Switchman Said扳道工说
switchman's telephone扳道电话
switchman's building扳道房
switchman's cabin扳道房
switchman-switchmen转辙员
N（名词） a person who operates railway points 掌控铁路尖轨的人 (Also called (in Britain and certain other countries) pointsman) [美国英语]