英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
结果
Astrolabe的结果
Astrolabe
(n.)
An instrument for observing or showing the positions of
the stars. It is now disused.
Astrolabe
(n.)
A stereographic projection of the sphere on the plane of
a great circle, as the equator, or a meridian; a planisphere.