Prepolymer
[化] 预聚物
🗣️ 情景例句
He is now involved in stocks.
他现在热衷于股票。
Take time for deliberation; hste spoils everything.
要费时思考，急躁会坏事。
That's sensational news,isn't it, Kate?
凯特，这真是条轰动的消息，是不是？