The steam locomotive has been superseded by the diesel locomotive.蒸汽火车被柴油火车取代了。The performance of the steam locomotive was dependent on the teamwork of the footplate crew.蒸汽机车的运行取决于机车组人员的协作配合。A group of enthusiasts have undertaken the reconstruction of a steam locomotive.一群火车迷已担负起重造蒸汽机车的任务。