Bimaleate
马来酸氢盐[酯]
🗣️ 情景例句
Please, sit down. What can I do for you?
请坐下。我能为你们做什么呢？
I put some photographs in the envelope.
我在信里夹了几张照片。
How should I tell him the bad news?
我该如何告诉他这个坏消息？