短语词组短語ore -hearth smelting 膛式爐熔鍊lead ore hearth 熔鉛鑛敞爐;繙譯leadin dolphin ore hearth 溶鉛鑛敞爐water back ore hearth 水套冶鑛爐ore hearth furnace 膛式爐 返回 ore hearth