Polyfluoroethylene
聚氟乙烯
🗣️ 情景例句
That's OK. Everybody else does, too. See you tomorrow.
没关系。大家都是这样。明天见。
Do you have any goods to declare for customs?
你有任何物品要在海关呈报吗？
Put them over there, please.
请把它们放到那边去。