Read Edit View history 色胺酸 sè'ànsuān tryptophan Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 色胺酸 · sè'ànsuān · tryptophan 2026/03/04 色胺酸 sè'ànsuān tryptophan tryptophan (Taiwan usage) 色胺酸是人體必需的胺基酸之一，能幫助睡眠。 noun created sense Mar 4, 2026, 02:25 AM