Polycaprolactam
聚已内酰胺, 尼龙-6
🗣️ 情景例句
I'm thinking about it....
我正在考虑中……
We really enjoyed the delicious food and excellent wine.
我们很喜欢这些精美的食物的香醇的美酒。
One of the boys is English. His name is Jim.
有一个男孩是英国人，他的名字叫吉姆。