second man中文,second man的意思,second man翻译及用法 2026-10-18 13:17 浏览次数 42 second man英[ˈsekənd mæn]美[ˈsɛkənd mæn]A Secondman or Second man is a railway employee who assists the driver of a train with his duties. For this reason the term driver's assistant is also used.