Nitropolyurethane
硝基聚氨酯
🗣️ 情景例句
Have you ever studied French?
你学过法语吗？
He stole my purse!
他偷了我的手袋！
The Cutty Sark was one the fastest sailing ships that has ever been built.
“卡蒂萨克”号是帆船制造史上建造的最快的一艘帆船。