Tetrahydroxy acid
[化] 四羟基酸
🧩 词语组成解析
a. [化]四羟(基)的
🗣️ 情景例句
with photographs of my family, I cried.
连同家人照片时，我哭了。
He hears the violin squeaking.
他听到了小提琴发出的声音。
I don't know his number. Did you write it down?
我不知道他的电话号码。你记下来了吗？