鳥胺酸 Save Sign in to save words Simplified: 鸟胺酸 niǎoànsuān ㄋㄧㄠˇ ㄢˋ ㄙㄨㄢ ornithine Tw Character by character 鳥(niǎo)bird 胺(àn)amine 酸(suān)sour A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0