Diphosphoric acid
[化] 焦磷酸
🧩 词语组成解析
🗣️ 情景例句
She worried constantly.
她经常烦恼。
I didn't read the whole paper, headlines.
我没有看到报纸的全部，我只是大概看了标题。
I don't believe we've met.
我们以前没有见过吧？