Dinitrobenzaldehyde
[化] 二硝基苯甲醛
🗣️ 情景例句
You haven't changed much in fifty years.
你五十年来没有什么变。
I ate bread for breakfast yesterday.
我昨天早饭吃的是面包。
Oh! Do you have to?
噢！必须收拾吗？