Poly(vinyl fluoride)
[化] 聚氟乙烯
🗣️ 情景例句
We have already conceded, it's in your hands now.
我已经做出让步，现在决定权在你手中。
My father is vacationing in the north.
我父亲正在北方度假。
He has often described to me how he picked up a masterpiece for a mere $50.
他多次向我详细讲他如何只花50英镑便买到一位名家的杰作。