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
It's too crowded in the bus. I think I'll have to get off to walk the rest of the way home.
车上太挤了，我想剩下的路我必需下车走路回家。
Every man is the master of his own fortune.
每个人都是他自己的命运的主宰。
The ball struck him so hard that he nearly fell into the water.
球重重地打在他身上，使他差点儿落入水中。