Tetrahydroxy acid
[化] 四羟基酸
🧩 词语组成解析
a. [化]四羟(基)的
🗣️ 情景例句
We needed the money.
我们当时需要钱。
Is the departure time on schedule?
起飞时间准时吗？
Everybody around me was smoking and I felt extremely uncomfortable.
我周围的每个人都在吸烟，我感到非常不自在。