Polydicyclopentadiene
[化] 聚双环戊二烯
🗣️ 情景例句
but they need me at the hospital today,
但今天医院有事，
The dinner was superb. Who cooked it?
菜太棒了！谁做的？你吗？
When did you go home then?
那么你什么时候才回家呢？