Polymerization
高中 Senior Highn. 聚合\\n[化] 叠合反应; 聚合; 聚合反应
🗣️ 情景例句
What's the spelling of your family name, sir?
您的姓怎么拼，先生？
I want to thank you for inviting us to such an enjoyable Christmas party.
我对邀请我们出席这样一个快乐的圣诞晚会表示感谢。
I had just lost $50 and I felt very upset.
我刚刚丢了50英镑，感到非常烦恼。