Hydropyrophosphate
焦磷酸氢盐, 酸式焦磷酸盐
🗣️ 情景例句
Where do you go to school?
你去哪里上学？
No man is the worst for knowing the worst of himself.
没有一个人因为他自知最糟就是最糟。
They lived there before they came to China.
在他们来中国前。