planisphere
/ˈplænɪsfɪə(r)/noun
- a map formed by the projection of a sphere or part of a sphere on a plane, especially an adjustable circular star map that shows the appearance of the heavens at a specific time and place球体投影图; 天体平面图。
派生词
planispheric
/-ˈsferɪk/ adjective词源
late Middle English planisperie, from medieval Latin planisphaerium, from Latin planus 'level' + sphaera 'sphere'; later influenced by French planisphère.