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
And a living room with a twelve-foot ceiling.
有一间十二米高的客厅。
I'd appreciate it if you would turn out the lights.I'm sleepy.
如果你关灯我将感激你的.我困了。
Rays from the sun excite and energize the atmosphere of the earth,
太阳光刺激了地球的大气层,并给予它能量;
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