Polyurea
[化] 聚脲
🗣️ 情景例句
I haven't got a clue on how to spend the National Day holiday.
如何度过国庆假期我还没有一点头绪。
Let every man speak well of the bridge theat carries him over.
饮水思源。
He was still smiling when the door opened and his wife came in.
他正笑着的时候门开了，他的妻子走了进来。