Airway
01
航空会社, 航空路線
a commercial enterprise that provides scheduled flights for passengers
02
気道, 空気の通り道
the anatomical structures, including the nose, mouth, throat, and lungs, that allow for the passage of air during breathing
03
換気ダクト, 気道
a duct that provides ventilation (as in mines)
04
航空路, 空中回廊
a designated route followed by airplanes in flying from one airport to another
