机车调节器 locomotive regulator 机车排障器 cowcatcher; locomotive cowcatcher; locomotive pilot 机车平衡 balancing in locomotive ..
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locomotive arc chute cowcatcher 机车排障器
His other contributions included establishing the modern postal system in England, compiling the first reliable actuarial tables, and inventing the locomotive cowcatcher.
他的另一项贡献是建立英格兰的现代邮政系统、编写了第一种可信赖的保险精算表，以及发明火车头的排障器。
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The cowcatcher of a locomotive.
火车头前的排障器。
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