Penten
(=pentaethylenehexamine)五亚乙基六胺
🔁 扩展释义
【化】 五亚乙基六胺
🗣️ 情景例句
So you really don't see your way to get it down a bit?
你真的不能再降一点了吗？
Yes, she's free then.
可以，她那时有空。
With great difficulty, he climbed into the shop window to get the dress.
费了好大劲儿，他爬进橱窗去取那件衣服。