Polymethylene sebacamide
[化] 聚癸二酰甲二胺
🧩 词语组成解析
n. [化]聚亚甲基
🗣️ 情景例句
She is upset about you.
她在生你的气。
I must say that I'm a little at a loss as to how to introduce them.
我必须表明对于如何介绍他们，我有点不知所措。
So far, no man has travelled farther than the moon, but spaceships without people have reach other parts of the universe.
到目前为止，尚未有人到过比月球更远的地方，但无人驾驶的宇宙飞船已到达过宇宙的其它地方。