Polyethylenamine
聚乙烯胺
🗣️ 情景例句
The bet is -- I win, and you cook dinner for the entire family.
这样赌好了， 要是我赢了， 全家晚餐你来煮。
Reason is the guide and light of life.
理智是人生的响导和光辉。
Oh, who is this?
噢，这位是谁？