Polypentamethylene suberamide
[化] 聚亚戊基辛二酰胺; 聚辛二酰戊二胺
🗣️ 情景例句
We'll set up our tents over there by the edge of the woods.
我们在林边搭帐蓬。
If you run after two heares, you will catch neither.
两头落空。
What's the point of going to college?
上大学有何用？