Mannuronic acid
[化] 甘露糖醛酸\\n[医] 甘露糖醛酸
🧩 词语组成解析
🗣️ 情景例句
The costs of college get higher every year.
学费逐年增加，越来越贵。
Do you think it's going to rain tomorrow?
你认为明天将下雨吗？
Yes, it is.
是的，这是一支钢笔。