federal motor carrier safety administrationglossary / FEDERAL MOTOR CARRIER SAFETY ADMINISTRATION Federal Motor Carrier Safety Administration. A unit in the U.S. Department of Transportation responsible for regulating the operation of large trucks and buses. — Abbr. FMCSA. 词条贡献者 资深译员Paul,毕业于国际一流的高级翻译学院,专注翻译各种与政府合同诉讼有关的法律文件。