n.司炉;自动添煤装置
He used to be stoker working in a train to feed fuel and tend a furnace. 他过去是一名司炉,在火车上工作,给炉子添加燃料并照看它。
Whether a boiler can provide heat or not depends on the stoker's skill. 锅炉暖不暖直接取决于火夫的技术。