Polypentamethylene azelamide
[化] 聚亚戊基壬二酰胺; 聚壬二酰戊二胺
🗣️ 情景例句
Can you give me this for cheaper?
能便宜一点给我吗？
I suppose it's difficult for you to do this.
我推测对你来说做这件事情是很困难的。
What a good idea! said Ann. Not everyone likes sandwiches. What about my birthday cake?
“多好的主意！”安说，“不是每个人都喜欢三明治的。我的生日蛋糕准备好了吗？”