Etfe
[医][=ethylene-tetrafluoro-ethylene]乙烯四氟乙烯
🗣️ 情景例句
I got the first round.
第一轮我请的客。
I've got nothing to lose.
我豁出去了！
How much cloth does it take to make a skirt for the girl?
女孩做一条裙子要用多少布？