altitude

Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++al·ti·tude /ˈæltɪtjuːd $ -tuːd/ noun [countable]HIGH the height of an object or place above the sea 海拔（高度）altitude of We’re flying at an altitude of 40,000 feet. 我们的飞行高度为四万英尺。high/low altitudes At high altitudes it is difficult to get enough oxygen. 在海拔高的地方很难呼吸到足够的氧气。

Examples from the Corpus

altitude• The plane is now flying at an altitude of 30,000 feet.• The basic qualification is a big lift system and altitude.• Start a day or two before you ascend and continue at altitude.• This is a 14-pound inflatable chamber that lowers the effective altitude inside by 3,000 to 5,000 feet.• Any investigation of the heady altitudes of Andean music should begin right here.• It's very difficult to breathe at high altitudes.• The flight began in July but was delayed for two weeks until early August following initial problems with take-off at high altitudes.• Dennis smiles down from his altitude and is charmed.• Sweat dripped off me as I fought to achieve a stable altitude above the ground.• The altitude of Addis Ababa is eight thousand feet.• The north-south winds vary in direction with altitude, though the zonal winds are in the direction of rotation at all altitudes.high/low altitudes• Asexual species tend to be small and live at high latitudes and high altitudes, in fresh water or disturbed ground.• The planes flew at high altitudes, so that we had no warning.• Comets, being weak, fragment at high altitudes.• Ozone occurs more frequently at higher altitudes, so uplands may be particularly at risk.• Its proponents claim that it has the advantage of functioning at high altitudes, where winds are strong and stable.• The flight began in July but was delayed for two weeks until early August following initial problems with take-off at high altitudes.• The community typically occurs on peaty soils on gentle slopes or plateaus at higher altitudes.• Dust is raised by near-surface bursts and lifted to high altitudes by the mushroom cloud.Origin altitude (1300-1400) Latin altitudo, from altus “high, deep”