目視星等 mùshìxīngděng apparent magnitude Definitions Defs Origin Strokes Stroke Words Sentences Sents 目视星等 目視星等 mùshìxīngděng apparent magnitude the brightness of a celestial body as seen by an observer on Earth, where lower values indicate brighter objects
目视星等 目視星等 mùshìxīngděng apparent magnitude the brightness of a celestial body as seen by an observer on Earth, where lower values indicate brighter objects
