citrulline /si'trʌli:n/ 📖 中文释义 n. 瓜氨酸[化] 瓜氨酸 📘 English Definition(英文释义) n. an amino acid that does not occur in proteins but is an intermediate in the conversion of ornithine to arginine ← citrullin C 字母词表 citrullinemia →