Polydicyclopentadiene
[化] 聚双环戊二烯
🗣️ 情景例句
He made a favorable impression on her father.
他给她的父亲留下了很好的印象。
May I ask you a question?
我可以问一个问题吗？
When he was decorating his house, he had gotten the bedroom painted first.
他装修房子时，先刷了卧室。