Dinitrophenylhydrazine
[化] 二硝基苯肼\\n[医] 二硝基苯肼
🗣️ 情景例句
I have to sign copies of my book for a lot of people
我还必须为许多人在我的书上签名
Vows made in storms are forgotten in calms.
激动时所立的誓，平静时会忘记的。
I was being tested for a driving licence for the third time.
我第3次接受驾驶执照考试。