Polycaprinlactam
[化] 聚癸内酰胺; 尼龙-10
🗣️ 情景例句
Well, how was everybody's day today?
喂 ，今天各位过得怎么样？
We know not what is good until we have lost it.
有的时候不爱惜，失了以后空叹息。
He seems a little nervous.
他显得有点紧张。