switchman
switchman词义
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n.
转辙员;
变形
复数:switchmen
英英释义
switchman[ 'switʃmən ]
n.a man who operates railroad switches
switchman用法
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权威例句
Switchman's flagTHE RAILROAD SWITCHMAN
Switchman's Union of North America Charter
Switchman's High Blood Alcohol Level Justified Suspension
Study on Application of Screw Switchman
Tracks: The Art and Times of Switchman Joe
Paul Tomkowicz: Street Railway Switchman
Blame the Switchman? Russian Railways Restructuring after Ten Years
A couple of old favorites inspired Lionel's switchman with flag
MEK, a switchman for cell type-specific regulation of connective tissue growth factor in primary liver cells