Polynonamethylene adipate
[化] 聚己二酸亚壬基酯
🧩 词语组成解析
己二酸
🗣️ 情景例句
Have a nice evening.
祝你们今晚愉快。
Whose responsibility are the shipment charges?
运费由谁来负责呢？
Everybody says I must be mad and they are probably right.
大家都说我肯定是疯了，也许他们说的是对的。