Polyprotic acid
[化] 多元酸
🧩 词语组成解析
🗣️ 情景例句
Are you from Taiwan?
您是从台湾来的吗？
The message may even be an original saying written by a member of the family.
格言也可能是家庭某位成员写下来的新颖奇特的有独创性的见解。
Hello!
你好！