Read Edit View history 天体光谱学 tiāntǐguāngpǔxué astronomical spectroscopy Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 天体光谱学/ 天體光譜學 tiāntǐguāngpǔxué astronomical spectroscopy 天体光谱学是研究遥远恒星成分的重要手段。 Edit Delete References Add reference No references for this word.