the convergence of two parallel railroad tracks in a narrow place; the inner rails cross and run parallel and then diverge so a train remains on its own tracks at all timesa form of punishment in which a person is forced to run between two lines of men facing each other and armed with clubs or whips to beat the victim
同义词：gauntlet
英汉双解大词典
gantlet/ˈɡæntlɪt, ˈɡɔːnt-/
1.
N（名词）
a section of a railway where two tracks overlap 套式铁轨