aerial drop

• 空投

aerial drop的用法和样例：

例句

1. That is a drop of grain sacks from an aircraft to the hungry people on the island.
   那是从飞机上空投给岛上饥民的一袋袋粮食。
2. The radar system allows the aircraft to fly at low altitudes and therefore reach the drop zone undetected.
   雷达系统允许飞机在较低高度飞行，然后到达未被发现的空投地区。