According to measurements made by scientists in 2005, the altitude of Mount Qomolangma is 8844.43 metres, 3.70 metres lower than the figure obtained in 1975.

2005年，科学家测出珠穆朗玛峰的海拔为8844.43米，比1975年低3.7米。

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In the 1930s, R.A. McFarland, a Columbia University psychologist, began studying the interaction of altitude and alcohol to figure out what effects drinking might have on pilots.

在上个世纪30年代，哥仑比亚大学的心理学家r.a.麦克法兰德(R.A McFarland)就开始研究海拔高度和酒精之间的相互作用，从而判断酒精会对飞行员造成怎样的影响。

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This is another one of the maneuvers that reverse direction. The downline can be used to adjust the altitude and speed at the end of the figure.

这是另个一调转方向的动作。下降航迹线可以用于调整动作结束时的高度和速度。

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