Polypentamethylene suberamide
[化] 聚亚戊基辛二酰胺; 聚辛二酰戊二胺
🗣️ 情景例句
Well, I've thought a lot about which college,
嗯， 我为了上哪一所大学想了很多，
Remember me to your grandmother please.
请替我问候你的祖母。
When he denied the train's existence,
他说根本没有这趟车。