Polyhydric acid
[化] 多元酸
🧩 词语组成解析
a. 多羟的；[有化] 多羟基的
🗣️ 情景例句
Learning to express oneself well in an important part of education.
学会把意思表达清楚是受教育的一个重要方面。
Omph!
唔！
Most of us fail in our efforts at self-improvement because our schemes are too ambitious and we never have time to carry them out.
我们大多数人想自我完善却遭到失败，这是因为我们的规划过于宏大，而又根本没有时间去实施。