Prepolymerization
[化] 预聚合
🗣️ 情景例句
I'd like to leave a message for him, if you don't mind.
你若不介意的话，我想留话给他。
How ofter did I tell you to sit straight?
我告诉你多少次要坐正?
Yes, I have.
有的，我有帽子。