n.

elevation especially above sea level or above the earth's surface

"the altitude gave her a headache"

同義詞：height

the perpendicular distance from the base of a geometric figure to opposite vertex (or side if parallel)

angular distance above the horizon (especially of a celestial object)

同義詞：elevationELALT

1. Mountaineers often experience lower oxygen levels at high altitudes.
   登山者在高海拔地區(qū)通常會(huì)經(jīng)歷氧氣含量較低的情況。
2. The plane maintained an altitude of 30,000 feet during the flight.
   飛機(jī)在飛行過程中保持了30,000英尺的高度。
3.