1. The duty of the plugman was to watch the engine and to see that it kept well in work, and that the pumps were efficient in drawing the water.
   电源操作工的责任就是看护发动机，确保发动机运行完好和水泵有效抽水。
2. A pumping-engine was erected there by Robert Hawthorn, now the Duke's engineer at Walbottle ;and old Stephenson went to work it as fireman, his son George acting as the engineman or plugman.
   罗伯特·霍桑当时在瓦堡特尔已被公爵提升为工程师，他在纽布恩煤矿搭建了水泵机，老罗伯特·斯蒂芬森担任司炉，他的儿子乔治当了一名机械师或电源操作工。

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