Diphosphoric acid
[化] 焦磷酸
🧩 词语组成解析
🗣️ 情景例句
When I first graduated from college.
那时我刚从大学毕业。
I invited him to come in, but he wouldn't.
我请他进来，但是他不肯。
Excuse me! Is this your bike?
打扰一下。这是你的自行车吗？