Polyphosphoric acid
[化] 多磷酸
🧩 词语组成解析
🗣️ 情景例句
Aren't you hungry, Harry?
你不饿吗， Harry？
Have you eaten any dessert?
你吃甜点吗？
In a few days I was learning and enjoying it like any child.
几天之后，我像一个孩子那样学习起来--而且学得很开心。