Polyolefin acid
[化] 聚烯酸
🧩 词语组成解析
n. [化]聚烯烃
🗣️ 情景例句
What is wrong with you?
你怎么啦？
We can't make a decision without knowing the facts.
我们不能不知道事实，就作决定。
Please forgive me for not writing to you.
原谅我没有写信给你。