| 单词 | angular distance |
| 释义 | > as lemmasangular distance angular distance n. the angle between the lines from a given point to two other points, regarded as suggestive of or a measure of the distance between those two points. ΚΠ a1652 S. Foster Elliptical Horologiography (1654) 24 So is the Tangent of each angle at the Pole, To the Tangent of the angular distances of all the houres from the substylar line of the plain. 1837 Penny Cycl. IX. 22/2 In the apparent sphere of the heavens, distance always means angular distance. 2015 B. Gervais Living Physical Geogr. 16/2 Latitude is the angular distance as measured from the Earth's center to a point north or south of the equator. < as lemmas |
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