| 单词 | sun-synchronous |
| 释义 | > as lemmassun-synchronous sun-synchronous adj. (of a satellite or its orbit) passing over the same points on the earth’s (or other planet’s) surface at the same times each day. ΚΠ 1963 Publ. Goddard Space Flight Center 2 144/1 The precise type of polar orbit, for example, sun-synchronous, will demonstrably affect the eventual launch date. 1998 UFO Mag. Jan. 53/3 It's hoped to place Surveyor into a circular Sun-synchronous orbit so that it can pass above any given point on the Martian surface at the same time of day. 2009 Guardian 4 Feb. 35/5 The craft's intended circular orbit at 870km is..chosen to be sun-synchronous so that it passes northwards over most points on the Earth in the early afternoon, and southwards in the early morning. < as lemmas |
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