同根派生 英汉例句用作名词 (n.)It is broken down by removal of the amino group to form pyruvic acid.丝氨酸可以因为其上氨基的解离而被分解为丙酮酸。It is broken down by removal of the amino group to form pyruvic acid.丝氨酸可以因为其上氨基的解离而被分解为丙酮酸。