名詞 angular distance:

1. the angular separation between two objects as perceived by an observer

1. The angular distance of a celestial object above the horizon.
   地平緯度地平線以上天體的角度距離
2. The angular distance between two celestial bodies as seen from Earth.
   距角從地球上看的兩個天體之間的角距離
3. The angular distance north or south of the earth's equator, measured in degrees along a meridian, as on a map or globe.
   緯度地球赤道北或南的角距離，例如在地圖或地球儀上沿著子午線用度數(shù)測量
4. Angular distance is the distance between two objects measured as an angle from a given point.
   角距離，是由一定點到兩物體之間所量度的夾角。