Gresley
/ˈgrezlɪ/- Gresley, Sir (Herbert) Nigel (1876-1941), British railway engineer. He is most famous for designing express steam locomotives, such as the A4 class exemplified by the Mallard.格雷斯利, （赫伯特·）奈杰尔爵士（1876-1941, 英国铁道工程师, 以设计快速蒸汽机车而闻名于世, 如以“野鸭”型为代表的A4级机车头）。