Dipolymer
[化] 二元共聚物
🗣️ 情景例句
I'd like to give her a nice going-away present.
我很想送给她一件好的离别礼物。
May I ask the reason for your remittance?
可以请问汇款的原因吗？
Good morning. I am. Everyone is here. No one is away.
早上好。我值日。大家都来了。没有人缺席。