Flying thousands of feet up in the sky, you know, that's not safe!

在几千米高空飞行可不安全！

They discovered that the birds have a highly specialized strategy for staying aloft.

他们发现，军舰鸟的高空飞行拥有高度专业化的策略。

They get up into high altitude air currents.

它们可进入高空气流飞行。

Yaboynath asks, " Why do commercial planes fly at 35,000 feet? "

Yaboynath 问：“为什么商用飞机要在 35000 英尺高空飞行？”

Besides the airport crowds and stress, travelling at a high altitude has real effects on the body.

除了机场的拥挤和压，高空飞行确实会对身体产生实质性影响。

It was flying at a height of around 10-thousand meters.

发时飞机在1万米高空正常飞行。

On Saturday, a missile took down an object flying at 40,000 feet over Central Yukon,way up in northwestern Canada.

周六，弹击落了个在加拿大西北部育空中部地区4万英尺高空飞行的物体。

High-flying drones, like those employed by the police for surveillance, will normally be out of range of such activity.

高空飞行的无人机，比如那些被警方用于监视的无人机，通常会超出这种活动的范围。

Dinosaurs used air sacs to move air along their massive necks. Birds use air sacs to stay aloft for long periods.

恐龙利用气囊使空气在庞大的颈部流动。鸟类利用气囊保持长期高空飞行。

Hang gliders, paragliders and all kinds of high flyers went soaring through the air for a wide range of prizes.

悬挂式滑翔机、滑翔伞及各种各样的高空飞行装备在空中翱翔，来获得各种各样的奖品。

Damien Jacques is an expert in remote sensing - the use of satellites or high-flying aircraft to collect information about the Earth.

达米安？雅克是位遥感专家，即利用卫星或高空飞行器收集地球信息。

Those objects were flying at around forty thousand feet and had balloon-like features with a small metal cylinder underneath officials said.

官员们说，这些物体在大约4万英尺的高空飞行，具有气球状的特征，下面有个小金属圆筒。

Attached with a powerful zoom camera, the Shark drone can make out text while flying more than a mile above ground.

配有强大的变焦摄像头，“鲨鱼”无人机可在离地面超过英里的高空飞行时辨认文字。

The aircraft was flying at a height of 10,000 metres.

【height】飞机在 1 万米高空飞行。

Look, at the end of the day, Apple's apple is flying at 30,000 feet.

看, 天结束的时候, 苹果的苹果在3万英尺的高空飞行。

One day, during a high-flying act, Max found himself trapped in a net.

有天, 在次高空飞行表演中, 马克斯发现自己被困在网中。

Now, it's true that one of the benefits of flying at 30,000 ft is a smoother ride.

现在，确实，在 30,000 英尺的高空飞行的好处之就是飞行更加平稳。

Earhart set a record for the highest-flying female pilot when she flew 14,000 feet above the ground.

埃尔哈特在距地面 14,000 英尺的高空飞行，创下了飞行高度最高的女飞行员的纪录。

The plane levelled out at 30,000 feet.

【level】飞机在 3 万英尺的高空水平飞行。

Courtship displays include high  circling flight by the male and dramatic dives and chases by both falcons.

求偶表演包括雄性猎鹰的高空盘旋飞行和两只猎鹰的戏剧性俯冲和追逐。