Poly(vinyl fluoride)
[化] 聚氟乙烯
🗣️ 情景例句
I'd like two cheeseburgers all-dressed, please.
我的奶酪汉堡什么料都要。
Peace with sword in hand, 'tis safest making.
居安思危，此乃万全之策。
I've got some small change.
我有零钱。