Polybutyrolactam
[化] 聚丁内酰胺; 尼龙-4
🗣️ 情景例句
I like the idea very much.
我很喜欢这个主意。
It is said that a new policy is being put into practice in your foreign trade.
据说你们正在实施一种新的对外贸易政策。
He told me that he would give up his job.
他告诉我他要辞职。