Polyamides
[化] 聚酰胺; 尼龙
🗣️ 情景例句
This is no small accomplishment.
这是非同小可的成就。
I wish I could repay you somehow for your kindness.
我希望我能报答你你的善意。
I didn't have a penny the last time I saw you.
上次我见到你时，我连一个铜板也没有。