Altitude
01
高度
the distance between an object or point and sea level
例子
The airplane reached a cruising altitude of 30,000 feet above sea level.
飞机达到了海拔30,000英尺的巡航高度。
The village sits at an altitude of 1,200 meters in the foothills of the mountains.
村庄位于山脚下，海拔1200米。
02
the angular distance of a celestial object above the horizon
例子
The astronomer calculated the star 's altitude at midnight.
Students learned how to measure the altitude of the stars.
03
the perpendicular distance from the base of a geometric figure to the opposite vertex, or from a side to the opposite side if parallel
例子
The altitude of a triangle is used to calculate its area.
Draw an altitude from the vertex to the base to solve the problem.
