Poly(hexamethylene adipamide)
[化] 聚己二酰己二胺; 尼龙-66
🗣️ 情景例句
He's the best pediatrician in Westchester.
他是全Westchester最好的小儿科医师。
Evil communications corrupt good manners.
交往恶劣，有损风度。
May I have a look at it, please?
我可以看一看吗？