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[0:00.01]Of those humans who've tried to climb it one in ten have lost their lives.
每十个人攀登珠穆朗玛峰的人中就有一个丧命。 [0:07.00]Those that succeed can stand for only a few moments on its summit.
即使成功登上了顶峰，呆的时间也不能长。 [0:12.89]The Nepalese call it "a mountain so high no bird can fly above it”.
有人称喜马拉雅山为“鸟儿都飞不过的高山”。 [0:21.89]But each year over 50,000 demoiselle cranes set out on one of the most challenging migrations on earth.
但每年有5万只蓑羽鹤是在进行地球上最艰难的迁徙。 [0:31.83]To reach their overwintering grounds in India they must cross the Himalayas.
要到达它们在印度的越冬地，它们必须飞越喜马拉雅山。 [1:14.10]Rising columns of warm air, to gain height.
它们利用上升的暖气流使自己升高。
每十个人攀登珠穆朗玛峰的人中就有一个丧命。 [0:07.00]Those that succeed can stand for only a few moments on its summit.
即使成功登上了顶峰，呆的时间也不能长。 [0:12.89]The Nepalese call it "a mountain so high no bird can fly above it”.
有人称喜马拉雅山为“鸟儿都飞不过的高山”。 [0:21.89]But each year over 50,000 demoiselle cranes set out on one of the most challenging migrations on earth.
但每年有5万只蓑羽鹤是在进行地球上最艰难的迁徙。 [0:31.83]To reach their overwintering grounds in India they must cross the Himalayas.
要到达它们在印度的越冬地，它们必须飞越喜马拉雅山。 [1:14.10]Rising columns of warm air, to gain height.
它们利用上升的暖气流使自己升高。
