analemma

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

发音

其它 /ˌæn.əˈlɛm.ə/

词形变化

analemmas 复数 analemmas analemmata analemmata 复数

释义与例句

n.
  1. 1.

    A figure-eight curve that results when the Sun's position in the sky is plotted out over the year at the same hour of mean solar time every day.

词源

From Ancient Greek ἀνάλημμα (análēmma, “pedestal of a sundial”).

来源：wiktionary