a.[B]

1. 航空的；飛機的；由飛機進行的
   aerial transportation

   空運

2. 空氣的；大氣的；由空氣組成的
   aerial currents

   氣流

3. 高聳的；巍峨的
   an aerial ancient pagoda

   高聳的古塔

4. 輕如空氣的
5. 無實質的；飄渺的；虛幻的
   aerial music

   夢幻般的音樂

6. 【植】氣生的
7. 【美】【橄】前傳（得分）的

n.

1. 天線[C]

n.

1. a structure that transmits or receives radio or television signals.
2. (aerials) a type of freestyle skiing in which the skier jumps from a ramp and carries out manoeuvres in the air.

adj.

1. existing or taking place in the air or atmosphere.
   ▸(of a bird) spending much of its time in flight.
2. involving the use of aircraft.
3. (of a part of a plant) growing above ground.