Polyurea
[化] 聚脲
🗣️ 情景例句
Good night, Harry. It was nice meeting you. Harry
很高兴与你见面。
No problem. How much?
没问题，你要多少？
She will be arriving this evening and intends to stay for a few days.
她将于今天傍晚到达，并准备住上几天。