Polyvinyl dichloride
[机] 聚二氯乙烯
🧩 词语组成解析
a. 聚乙烯基的
n. 二氯化合物\\n[医] 二氯化物
🗣️ 情景例句
I've been saving them for today.
我一直留着等今天才戴。
Don't worry about it.
别担心。
How much did you pay for all these things? asked her mother.
“买所有这些东西你付了多少钱？”她妈妈问。