Feeling fear when flying indicates that you are afraid of challenges or being successful.

如果你在飞的时候感觉到害怕，那暗示着你害怕挑战或是成功。

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Helicopters are expensive and delicate machines requiring heavy maintenance, especially when flying in dusty conditions.

直升机是昂贵而易损的机器，需要精心保养，尤其是在尘土飞扬的条件下飞行时。

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When flying over the location in a helicopter, the yellow hue is obvious (pictured top), but from space, it's hard to spot.

当我们乘直升机飞过上空时，黄色的区域非常明显（见顶图），但是却很难从太空中定位。

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She hoped women would have jobs at every level of the industry when flying became a common form of transportation.

VOA: special.2010.05.26

Most injuries happen when flying objects hit people.

VOA: special.2010.05.11

"When flying low in combat, speed is life. Now,from the left,Captain Smith and Captain Cox return to show center at 300 feet and nearly the speed of sound,".

VOA: standard.2009.11.15

Helicopters are expensive and delicate machines requiring heavy maintenance, especially when flying in dusty conditions.

ECONOMIST: Choppers are vital��and hard to find

Try to get a window seat near the front of the plane when flying.

CNN: Sleep tips for the road-weary

The museum said it could not yet confirm when Flying Scotsman was expected to operate passenger journeys.

BBC: Flying Scotsman