Polyvinyl alcohol
[医] 聚乙烯醇
🧩 词语组成解析
a. 聚乙烯基的
alcohol
['ælkəhɔl]
n. 乙醇，酒精;含酒精的饮料;
🗣️ 情景例句
How do you tie it?
你怎么打的？
I can't express myself very well in English.
我不能很好地用英语表达自己。
The boy was too nervous to speak.
那男孩紧张得说不出话来。