Read Edit View history 暗线光谱 ànxiànguāngpǔ dark-line spectrum Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 暗线光谱/暗線光譜 · ànxiànguāngpǔ · dark-line spectrum 2026/03/04 暗线光谱 / 暗線光譜 ànxiànguāngpǔ dark-line spectrum dark-line spectrum 太阳的光谱是典型的暗线光谱。 created sense Mar 4, 2026, 02:25 AM