Polybutyrolactam
[化] 聚丁内酰胺; 尼龙-4
🗣️ 情景例句
I think it will let up in a little while.
我想马上就会停的。
True blue will never stain.
真金不怕火。
I'd like to introduce you to our company. Is there anything in particular you'd like to know?
我将向你介绍我们的公司，你有什么特别想知道的吗？