Poly(tetramethylene adipamide)
[化] 聚己二酰丁二胺; 尼龙-46
🗣️ 情景例句
It's a big decision for me, Bill.
对我来说这是个大决定， Bill。
He is also very fond of playing tennis and manages to find time for a game twice a week.
他非常喜欢打网球，每周总要抽时间打两次。
They are our coats, Miss Gao.
那是我们的外衣，高老师。