The airborne radioactive particles have covered a huge area of Russia.
透過空氣傳播的放射性粒子覆蓋了俄羅斯廣大地區。
Airborne troops were dropped by parachute behind enemy lines.
空降部隊傘降到敵後陣地上。
The old plane had great difficulty getting airborne (= rising into the air).
這架老掉牙的飛機起飛非常困難。