noun 下载 🔗分享 肌酸, 胍基乙酸 An amino acid, 2-(carbamimidoyl-methyl- amino)acetic acid, which naturally occurs in vertebrates and helps to supply energy to muscle and nerve cells. Examples : ""Many athletes take creatine supplements to help them build muscle and improve their performance." " 许多运动员服用肌酸补充剂,以帮助他们增强肌肉力量、提高运动表现。 biochemistry physiology chemistry substance compound body energy biology science 与AI对话词汇游戏阅读练习