Polyvinylamine
聚乙烯胺; 聚乙烯胺
🗣️ 情景例句
Lacks social skills.
缺乏社交能力。
We'd like to know your availability and conditions of sale of this line.
我们想了解一下你方在这方面的供货能力及销售条件。
like mortgages, pensions, insurance and access to sufficient cash reserves.
如抵押贷款、养老金、保险金和动用现金储备的机会。