Pentamethylenediamine
[医] 五甲烯二胺, 尸胺
🗣️ 情景例句
It was so exciting to meet her again after so many years.
多年以后和她再相遇是多么让人激动啊!
Buyers, generally speaking, bear the change of packing.
一般来说，买方应承担包装费用。
I hope you're enjoying your staying here.
希望你在这里过得愉快。