N-(3-aminopropyl)-butane-1,4-diamine
[化] 亚精胺; N--1,4-丁二胺; N-3-氨基丙基-1,4-丁二胺
🗣️ 情景例句
He's a terrific doctor, Mom.
爸爸是个了不起的医生, 妈妈。
I have always regarded the country as something you look at through a train window, or something you occasional visit during the weekend.
总认为乡村是透过火车车窗看到的那个样了,或偶尔周末去游玩一下景象。
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