noun
National Highway Traffic Safety Administration (USA)
Refers specifically to the U.S. agency NHTSA. Not a generic term for a traffic safety bureau.
道路交通安全局はアメリカの自動車安全基準を監督している。
The National Highway Traffic Safety Administration oversees automobile safety standards in the United States.
A direct translation of the English name 'National Highway Traffic Safety Administration', composed of 道路 (road), 交通 (traffic), 安全 (safety), and 局 (bureau/administration).