Poly(tetrafluoroethylene)
[化] 聚四氟乙烯
🗣️ 情景例句
I'm not so young anymore.
我不再那么年轻了。
If it doesn't rain tomorrow, I think I'll run some errands.
如果明天不下雨的话，你会打电话给我吗？
Do you feel like going to that new disco?
你想去那个新开的迪厅