Aviation

航空业是全球经济的重要支柱之一。

___Aviation is one of the key pillars of the global economy.

这位工程师在航空领域工作了20年。

The engineer has worked in the ___aviation field for 20 years.

她对航空业很感兴趣，梦想成为一名飞行员。

She has a strong interest in ___aviation and dreams of becoming a pilot.