Poly(vinyl fluoride)
[化] 聚氟乙烯
🗣️ 情景例句
Many advertisements exaggerate the usefulness of the products.
很多广告都夸大了产品的效用。
Every mother's child is handsome.
老王卖瓜，自卖自夸。
The conditions of society are such that skills have to be paid for in the same way that goods are paid for at a shop.
社会上的情况就是如此，技术是必须付钱去买的，就像在商店里要花钱买商品一样。