Stokers emerged from low underground doorways into factory yards, and sat on steps, and posts, and palings, wiping their swarthy visages, and contemplating coals.

司炉工从低矮的地下通道进入工厂院子， 坐在台阶、柱子和栅栏上， 擦着黝黑的脸， 凝视着煤块。