Polyprotonic acid
[化] 多元酸
🧩 词语组成解析
🗣️ 情景例句
I am, too, Son.
我也很高兴， 儿子。
What would you have done last night if you hadn't had to study?
如果昨晚你不必学习你会做什么？
I know! It's behind the door!
我知道了，是在门后。