Biformyl
[化] 乙二醛
🗣️ 情景例句
Ah! I'll read it to you.
啊！ 我来读给你听听。
Excuse me, but could you give me some change?
劳驾，你能换些零钱给我吗？
Our policy is not to grant exclusivity.
我们的方针是不授与专卖权。