Read Edit View history 鸟胺酸 niǎo'ànsuān ornithine Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 鸟胺酸/ 鳥胺酸 niǎo'ànsuān ornithine noun · (Tw) ornithine 鸟胺酸是一种在尿素循环中起重要作用的氨基酸。 Edit Delete References Add reference No references for this word.