Polyethylene polyamine
[化] 多乙烯多胺
🧩 词语组成解析
n. 聚乙烯\\n[化] 聚乙烯
n. [化]聚胺,多胺
🗣️ 情景例句
You're making the right decision
你做了一个正确的决定
There is no place like home.
再好之处不如自己家。
His previous attempts had been unsuccessful.
他以前的尝试没有成功。