airborne hours

例句：

1. 1. The pilot was airborne for hours before landing safely.
   飞行员在空中飞行了数小时才安全着陆。
2. 2.The bird soared above the treetops in the airborne sunlight.
   鸟儿在阳光照耀下翱翔在树梢之上。
3. 3. The aircraft was airborne over the mountains when it encountered a blizzard.
   飞机在穿越山脉时遭遇了一场暴风雪。