Polynonamethylene adipamide
[化] 聚亚壬基己二酰胺; 聚己二酰壬二胺
🧩 词语组成解析
[化] 己二酰二胺
🗣️ 情景例句
Would you tell me some more details?
你能讲得详细点吗？
To wait impatiently for the late bus
焦急地等着迟迟不来的公车
We have a problem.
出问题了。