coelostat中文,coelostat的意思,coelostat翻译及用法 2025-10-08 08:29 浏览次数 9 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