Polyvinyl fluoride
[机] 聚氟乙烯
🧩 词语组成解析
a. 聚乙烯基的
fluoride
[['fluəraid]]
n. 氟化物\\n[化] 氟化物
🗣️ 情景例句
Come in please, and take a seat.
请进。请坐。
Oh, really? Where did you go?
哦，真好？去哪儿了？
Once he landed on the roof of a block of flats and on another occasion, he landed in a deserted car park.
一次，他把飞机降落在了一栋公寓楼的屋顶上；还有一次，降落在了一个废弃的停车场上。