計けい器き着ちゃく陸りく装そう置ち

noun

instrument landing system; ILS

Aviation term for a precision runway approach system using radio signals. Often abbreviated as ILS.

• パイロットは計けい器き着ちゃく陸りく装そう置ちを使つかって霧きりの中なかを着ちゃく陸