| 单词 | right horizon |
| 释义 | > as lemmasright horizon right horizon n. Astronomy (now historical) the horizon as seen from a point on the earth's equator, at which the plane of the horizon is perpendicular to the plane of the celestial equator. ΚΠ c1400 ( G. Chaucer Treat. Astrolabe (Brussels) (1940) ii. §26. f. 91 This..riȝt [v.r. rethe] orizont..diuideth the equinoxial in to riȝt angles. 1559 W. Cuningham Cosmogr. Glasse 20 This Picture sheweth the fourme of a right Horizont. 1749 Geogr. Reformed (ed. 2) vii. 75 Those who have a Right Horizon, or that live along the Equator, enjoy a perpetual Equinox. 1818 E. Polehampton & J. M. Good Gallery Nature & Art (ed. 2) I. 310 Those who live under the equator..are said to live in a right sphere, or to have a right horizon. 1952 C. G. Wallis tr. N. Copernicus On Revol. Heavenly Spheres ii. v. 566 On a right horizon all the stars rise and set, and the days are always equal to the nights. < as lemmas |
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