Read Edit View history 丝氨酸 sī'ānsuān serine Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 丝氨酸/絲氨酸 · sī'ānsuān · serine 2026/03/04 丝氨酸 / 絲氨酸 sī'ānsuān serine serine (Ser), an amino acid 丝氨酸是一种在蛋白质合成中起重要作用的氨基酸。 noun created sense Mar 4, 2026, 02:25 AM