Polyamide 6
[化] 聚酰胺6(我国纤维商品名为锦纶)
🧩 词语组成解析
[化] 聚酰胺
🗣️ 情景例句
He's not making much progress with his English.
他的英语进步不大。
Fire and water have no mercy.
水火无情。
If parents were prepared for this adolescent reaction,
如果家长对青少年的这种反应有思想准备，