Polyethylene polyamine
[化] 多乙烯多胺
?? 詞語組成解析
n. 聚乙烯\\n[化] 聚乙烯
n. [化]聚胺,多胺
??? 情景例句
I would like to apply for a loan.
我想貸款。
To have teeth pulled
拔牙
'If the money was not paid promptly,
如果交款不及時，