Polyamine
n. [化]聚胺,多胺
🔁 扩展释义
【化】 多元胺【医】 聚胺
🗣️ 情景例句
Are you good at taking photos?
你拍照拍得好吗？
Ingrate!
忘恩负义的家伙！
But the first people who were like ourselves lived so long ago that even their sagas, if they had any, are forgotten.
但是，和我们相似的原始人生活的年代太久远了，因此，有关他们的传说既使有如今也失传了。