We're probably at an elevation of about 13,000 feet above sea level. 我们可能在大约海拔13,000英尺的高度。
The mountain rises 6000 feet above sea level. 那山海拔6000英尺。
The Qinghai-Tibet Plateau is the world's highest plateau, averaging over 4000 metres above sea level and covering an area of 200,000 square kilometres. 中国的青藏高原是世界最高的高原。平均高度在海拔4000米以上,面积达20万平方公里。
Lake Namco in Tibet is the world's highest-lying saltwater lake, rising 4718 metres above sea level and covering an area of 1940 square kilometres. 中国西藏的纳木湖是世界最高的咸水湖,海拔4718米,面积1940平方公里。
It is 2,300 metres above sea level, so a given volume of air contains only about one-third as much oxygen as it would at sea level 这是在海拔2,300米的高空,因此一定体积空气的含氧量只有海平面处的约1/3。