coelostat中文,coelostat的意思,coelostat翻译及用法 2026-04-12 20:23 浏览次数 21 coelostat英['si:ləstæt]美['sɪləˌstæt]n.optical device used to follow the path of a celestial body and reflect its light into a telescope; has a movable and a fixed mirror