analemma的中文意思、音标与词形变化

n. [天](在地球仪上表示全年太阳的赤纬和时差的)地球仪8字曲线

n. An orthographic projection of the sphere on the plane of the meridian, the eye being supposed at an infinite distance, and in the east or west point of the horizon. n. An instrument of wood or brass, on which this projection of the sphere is made, having a movable horizon or cursor; -- formerly much used in solving some common astronomical problems. n. A scale of the sun's declination for each day of the year, drawn across the torrid zone on an artificial terrestrial globe.