Polyxylene sebacamide
[化] 聚对苯二亚甲基癸二酰胺; 聚癸二酰苯二甲胺
🧩 词语组成解析
聚二甲苯; 聚二甲苯
🗣️ 情景例句
I know it well.
我非常清楚。
You've got an express mail.
你有特快专递。
It's a pleasure. What time is it by your watch, please?
不客气。请问，你的表几点了？