Prepolymer
[化] 预聚物
🗣️ 情景例句
I'm Jane. Glad to meet you.
我叫珍妮，很高兴认识你。
Excuse me for interrupting.
对不起打扰你了。
My parents were visiting relatives, and my grandparents had decided to spend the day at home.
我父母走亲戚去了，祖父母打算那天在家呆着。