来自词根av, 鸟。

1. The civil aviation minister ordered all the planes to be grounded.

民航部长下令所有飞机不得起飞。

2. It's believed the affair was potentially harmful to British aviation.

据信该事件可能对英国航空业造成不利影响。

3. Ten years ago, they began to develop the aviation ( industry ).

十年前, 他们开始发展航空工业.

4. Pilots of large aircraft are masters of aviation.

大型飞行器的驾驶员是航空学方面的专家.

5. Aviation is a subject that challenges one's encourage.

aviation;航空学是一门挑战人的勇气的学科.