Copolyimide
共聚多酰胺
🗣️ 情景例句
No. But I have to.
没有 ，但有此必要。
The young man had been well aware of her presence at the party.
那个年轻人早已注意到她在宴会上。
Before he died, he was honoured in a number of ways for his contributions to the film industry.
在他逝世之前，由于在电影业上所作的贡献，人们以不同方式授予他许多荣誉。