Copolyamide
[化] 共聚多酰胺; 共聚聚酰胺
🗣️ 情景例句
I'd like to leave a message for him, if you don't mind.
你若不介意的话，我想留话给他。
Money doesn't grow on trees.
钱不是从天上掉下来的。
We couldn't get across the river.
我们过不了河。