Polyuronic acid
[化] 多糖醛酸
🧩 词语组成解析
🗣️ 情景例句
Are you ready to order now, sir?
先生，你准备点菜吗？
Love is never without jealousy.
爱情莫不忌妒。
Even if two of these were flooded, she would still be able to float.
即使有两个舱进水，仍可漂浮的水面上。