planisphere

球体一部分在平面上的表示(地图投影)。

Any representation (map projection) of part of a sphere on a plane surface.

一种由球极平面投影绘制的地图,如托勒密《平面球仪》所述,后用于平面星盘。

A map constructed by stereographic projection, as described in Ptolemy's treatise Planisphaerium and later used in planispheric astrolabes

世界全图,尤指16至17世纪的世界地图。

A map of the whole world, especially those from the 16th–17th century

带有可调叠加层或窗口的天球图,可显示特定时间或地点可见的星星。

Any of several charts of the celestial sphere having an overlay or window that may be adjusted to show the stars visible at a particular time, or from a particular place.