The cowcatcher of a locomotive.
火车头前的排障器。
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。
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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