Etfe
[医][=ethylene-tetrafluoro-ethylene]乙烯四氟乙烯
🗣️ 情景例句
May I see the wine list?
我能看看酒单吗？
Admonish your friends in private, praise them in public.
在私底下要忠告你的朋友，在公开场合又表扬你的朋友。
I think I'll throw away these newspapers.
我想我要扔了这些报纸。