Polyfluoroprene
聚氟丁二烯
🗣️ 情景例句
She keeps all of her jewelry and valuables in a safe.
她把所有的首饰和贵重物品都放在保险柜里。
I hadn't planned on swimming across the whole lake.
我可从没计划要游过整个湖。
Finally, and above all, enjoy your reading!
最后而又最重要的是，你得喜欢阅读！